Prepare for and practice interview questions from Freeform.

Freeform Interview Questions

Freeform Interview Guides

Let’s say that your company is running a standard control and variant AB test on a feature to increase conversion rates on the landing page. The PM checks the results and finds a .04 p-value.

How would you assess the validity of the result?

Experiment Validity

You are testing hundreds of hypotheses with many t-tests. What considerations should be made?

What is a key disadvantage of the F-test when compared to multiple t-tests?

What is a key disadvantage of the F-test when compared to multiple t-tests?

Hundreds of Hypotheses

You are testing hundreds of hypotheses with many t-tests. What considerations should be made?

Let’s say we have a table with an <code>id</code> and <code>name</code> fields. The table holds over 100 million rows and we want to sample a random row in the table without throttling the database.

Write a query to randomly sample a row from this table.

Input:

<code>big_table</code> table

<table>
<thead>
<tr>
<th>Columns</th>
<th>Type</th>
</tr>
</thead>

<tbody>
<tr>
<td><code>id</code></td>
<td>INTEGER</td>
</tr>

<tr>
<td><code>name</code></td>
<td>VARCHAR</td>
</tr>
</tbody>
</table>

Write a query to randomly sample a row from a big table.

Random SQL Sample

Freeform Salaries by Position

SOFTWARE ENGINEER (ROBOTICS) Freeform is deploying software-defined, autonomous metal 3D printing factories around the world, bringing the scalability of software to physical production. Our proprietary technology stack leverages advanced sensing, real-time controls, and data-driven learning to produce digitally verified, flawless parts at unprecedented speed and cost. Our mission is to make the transformative power of 3D printing available to all industries at scale and unlock the future of innovation. As a Software Engineer at Freeform, you will be responsible for architecting, developing, and maintaining high-performance automation systems for our autonomous 3D printing factories, which includes high-speed factory controls, data acquisition/storage systems, and input geometry processing pipelines. Ultimately, your solutions will pave the way for the first fully automated, production-scale metal 3D printing factory. As an integral part of our engineering team, you will spearhead innovation, accelerate development, and uphold the highest standards of excellence across the entire team. Success here doesn't hinge on 3D printing experience. Instead, we seek intelligent, motivated, and collaborative engineers who thrive on solving challenging problems and creating groundbreaking technology. What you'll do: <ul> <li>Architect and develop software for an advanced, production-scale metal 3D printing system </li><li>Work with process and mechanical engineers to implement algorithms that drive the physics of the printing process </li> <li>Develop robust production control software and algorithms that run our high-power laser systems and robotics </li><li>Improve and scale up telemetry, high-rate data acquisition, storage, and retrieval systems </li><li>Implement processes for converting customer part geometries into machine print instructions </li><li>Expand testing, continuous integration, and continuous deployment support throughout the software engineering team </li></ul>What you'll bring: <ul><li>2+ years of professional experience in software development </li><li>Proficiency in writing production code in C++ </li><li>Experience with modern continuous integration and continuous deployment tools </li><li>Experience working in a Linux environment </li><li>Bachelor's or advanced degree in computer science or computer engineering </li></ul>Nice to Have: <ul><li>Experience developing embedded or real-time software systems </li><li>Experience interfacing with microcontrollers, FPGAs, or GPUs </li><li>Experience writing software for industrial automation systems, robotics, or related hardware </li></ul>Location: <ul><li>We are located in Hawthorne, CA in a 35,000 square foot, state-of-the-art facility featuring large open spaces for team collaboration, R&D, and production, as well as easy access to the 405, 105, and 110 freeways. Our facility is in the heart of Los Angeles' vibrant emerging tech ecosystem alongside many other high growth startups and enterprises. </li></ul>What We Offer:<ul> <li>We have an inclusive and diverse culture that values collaboration, learning, and making deliberate data-driven decisions </li><li>We offer a unique opportunity to be an early and integral member of a rapidly growing company that is scaling world-changing technology. </li> <li>Benefits <ul><li>Significant stock option packages </li><li>100% employer-paid Medical, Dental, and Vision insurance (premium PPO and HMO options) </li><li>Life insurance </li><li>Traditional and Roth 401(k) </li><li>Relocation assistance provided </li><li>Paid vacation, sick leave, and company holidays </li><li>Generous Paid Parental Leave and extended transition back to work for the birthing parent </li><li>Free daily catered lunch and dinner, and fully stocked kitchenette ($9,000 subsidy, per year, per employee) </li><li>Casual dress, flexible work hours, and regular catered team building events </li></ul> </li><li>Compensation <ul><li>As a growing company, the salary range is intentionally wide as we determine the most appropriate package for each individual taking into consideration years of experience, educational background, and unique skills and abilities as demonstrated throughout the interview process. Our intent is to offer a salary that is commensurate for the company's current stage of development and allows the employee to grow and develop within a role. </li> <li>In addition to the significant stock option package, the estimated salary range for this role is $100,000-$145,000, inclusive of all levels/seniority within this discipline. </li></ul> </li><li>Freeform is an Equal Opportunity Employer that values diversity; employment with Freeform is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status. </li> </ul>

SENIOR SOFTWARE ENGINEER (3D GRAPHICS) Freeform is deploying software-defined, autonomous metal 3D printing factories around the world, bringing the scalability of software to physical production. Our proprietary technology stack leverages advanced sensing, real-time controls, and data-driven learning to produce digitally-verified, flawless parts at unprecedented speed and cost. Our mission is to make the transformative power of 3D printing available to all industries at scale and unlock the future of innovation. In this role, you will be responsible for architecting and implementing a hardware acceleration-enabled geometry processing pipeline similar to those seen in the real-time graphics industries. Your pipeline will enable Freeform's printing systems to autonomously manipulate 3D part files and transform them into printing instructions, effectively rendering metal parts in the physical world. This involves integrating 3D point cloud data into our data-driven simulation pipeline, generating/implementing pre-deformed geometries, slicing parts, generating toolpaths, as well as assigning lasers and process parameters. The ideal candidate will have a strong foundation in computer science coupled with experience in the real-time graphics industries. 3D printing experience is not required to be successful here - rather we look for smart, motivated, collaborative engineers who love solving hard problems and creating amazing technology! Responsibilities: <ul><li>Design and develop the print preparation software pipeline for an advanced production-scale metal 3D printing system, including automating CAD import, geometry processing, slicing, and toolpath planning </li><li>Develop software to implement algorithms for geometry deformation, procedural geometry generation, and space-filling operations </li><li>Work with computational geometry engineers and simulations engineers to integrate physics-based and data-driven models into the software simulation pipeline </li><li>Integrate 2D and 3D meshing techniques into the physical simulation software pipeline </li><li>Work with backend software developers to architect the software interface to the metal 3D printing hardware layer </li><li>Develop software required to implement production automation solutions in the frontend geometry processing pipeline </li><li>Develop, unit test, and deploy functional, scalable, robust, and maintainable software </li></ul> Basic Qualifications: <ul><li>5+ years of professional experience in software development using C, C++, or Rust; OR a PhD in computer science or computer graphics in lieu of professional experience </li><li>Experience developing software for applications such as real-time graphics, video games, animation, or similar graphics-centric industry </li><li>Experience developing software in a GPU environment </li></ul> Nice to Have: <ul><li>Advanced degree in computer science or computer graphics highly preferred </li><li>Experience working in a deep tech startup </li><li>Experience working at NVIDIA or similar advanced graphics-centric company </li><li>Experience with 2D and 3D meshing techniques </li><li>Experience with geometric concepts such as tessellated geometry and/or NURBS </li><li>Experience with optimization techniques </li><li>Creative thinker able to apply first-principles reasoning to solve complex problems </li><li>Excellent verbal and written communication skills </li></ul> Location: <ul><li>We are located in Hawthorne, CA in a 35,000 square foot, state-of-the-art facility featuring large open spaces for team collaboration, R&D, and production, as well as easy access to the 405, 105, and 110 freeways. Our facility is in the heart of Los Angeles' vibrant emerging tech ecosystem alongside many other high growth startups and enterprises.</li></ul> What We Offer: <ul><li>We have an inclusive and diverse culture that values collaboration, learning, and making deliberate data-driven decisions.</li><li>We offer a unique opportunity to be an early and integral member of a rapidly growing company that is scaling a world-changing technology.</li><li>Benefits<ul><li>Significant stock option packages</li><li>100% employer-paid Medical, Dental, and Vision insurance (premium PPO and HMO options)</li><li>Life insurance</li><li>Traditional and Roth 401(k)</li><li>Relocation assistance provided</li><li>Paid vacation, sick leave, and company holidays</li><li>Generous Paid Parental Leave and extended transition back to work for the birthing parent</li><li>Free daily catered lunch and dinner, and fully stocked kitchenette</li><li>Casual dress, flexible work hours, and regular catered team building events</li></ul></li><li>Compensation <ul><li>As a growing company, the salary range is intentionally wide as we determine the most appropriate package for each individual taking into consideration years of experience, educational background, and unique skills and abilities as demonstrated throughout the interview process. Our intent is to offer a salary that is commensurate for the company's current stage of development and allows the employee to grow and develop within a role. </li><li>In addition to the significant stock option package, the estimated salary range for this role is $150,000-$300,000, inclusive of all levels/seniority within this discipline.</li></ul></li><li>Freeform is an Equal Opportunity Employer that values diversity; employment with Freeform is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.</li></ul>

<h3>Job Description</h3><div>Job Description<div>SENIOR SOFTWARE ENGINEER (COMPUTATIONAL GEOMETRY) Freeform is deploying software-defined, autonomous metal 3D printing factories around the world, bringing the scalability of software to physical production. Our proprietary technology stack leverages advanced sensing, real-time controls, and data-driven learning to produce digitally-verified, flawless parts at unprecedented speed and cost. Our mission is to make the transformative power of 3D printing available to all industries at scale and unlock the future of innovation. As a Senior Computational Geometry Software Engineer at Freeform, you will play a critical role in developing the pre-print, computational geometry software platform for our metal 3D printing production system. You will be responsible for designing, developing, and integrating software systems that enable the first production-scale, high-quality, and fully-automated metal 3D printing factory capability. As a crucial member of the engineering team you will be responsible for driving the pace of innovation, maximizing development speed, and maintaining a standard of excellence within the entire engineering team.3D printing experience is not required to be successful here - rather we look for smart, motivated, collaborative engineers who love solving hard problems and creating amazing technology!Responsibilities:<ul><li>Develop algorithms for geometry deformation, procedural geometry generation, and space-filling operations</li><li>Work with simulations engineers to integrate physics-based and data-driven models into the software simulation pipeline</li><li>Integrate 2D and 3D meshing techniques into the physical simulation software pipeline</li><li>Work with data scientists to develop and deploy machine learning algorithms</li><li>Design and develop the print preparation software pipeline for an advanced production-scale metal 3D printing system</li><li>Develop software to automate the CAD import, geometry processing, slicing, and toolpath planning of an advanced laser melting printing system</li><li>Work with back-end software developers to architect the software interface to the metal 3D printing hardware layer</li><li>Develop software required to implement production automation solutions in the front-end geometry processing pipeline</li><li>Create software to interface with third-party CAD and CAM software</li><li>Develop, unit test, and deploy functional, scalable, robust, and maintainable software</li><li>Generate and maintain documentation of designed software and integrated systems</li><li>Integrate third-party software packages into proprietary software</li></ul>Basic Qualifications:<ul><li>5+ years of experience in software development using C++ (C++11/14/17)</li><li>Extensive background in object-oriented programming and design</li><li>Proficient in computational geometry</li></ul>Nice to Have:<ul><li>Bachelor's, Master's or PhD in computer science, applied mathematics, or related field highly preferred</li><li>Experience developing advanced software for 3D visual effects, animation, or graphics industries</li><li>Experience interfacing with CAD and CAM software APIs</li><li>Experience with 2D and 3D meshing techniques</li><li>Knowledge of MATLAB and Python is a plus</li><li>Experience with cloud computing is a plus</li><li>Proficient with software configuration management tools</li><li>Experience with optimization techniques</li><li>Creative thinker able to apply first-principles reasoning to solve complex problems</li><li>Excellent verbal and written communication skills</li></ul>Location:<ul><li>We are located in Hawthorne, CA in a 35,000 square foot, state-of-the-art facility featuring large open spaces for team collaboration, R&D, and production, as well as easy access to the 405, 105, and 110 freeways. Our facility is in the heart of Los Angeles' vibrant emerging tech ecosystem alongside many other high growth startups and enterprises.</li></ul>What We Offer:<ul><li>We have an inclusive and diverse culture that values collaboration, learning, and making deliberate data-driven decisions.</li><li>We offer a unique opportunity to be an early and integral member of a rapidly growing company that is scaling a world-changing technology.</li><li>Benefits <ul><li>Significant stock option packages</li><li>100% employer-paid Medical, Dental, and Vision insurance (premium PPO and HMO options)</li><li>Life insurance</li><li>Traditional and Roth 401(k)</li><li>Relocation assistance provided</li><li>Paid vacation, sick leave, and company holidays</li><li>Generous Paid Parental Leave and extended transition back to work for the birthing parent</li><li>Free daily catered lunch and dinner, and fully stocked kitchenette</li><li>Casual dress, flexible work hours, and regular catered team building events</li></ul></li><li>Compensation <ul><li>As a growing company, the salary range is intentionally wide as we determine the most appropriate package for each individual taking into consideration years of experience, educational background, and unique skills and abilities as demonstrated throughout the interview process. Our intent is to offer a salary that is commensurate for the company's current stage of development and allows the employee to grow and develop within a role. </li><li>In addition to the significant stock option package, the estimated salary range for this role is $140,000-$250,000, inclusive of all levels/seniority within this discipline.</li></ul></li><li>Freeform is an Equal Opportunity Employer that values diversity; employment with Freeform is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status. </li></ul></div></div>

<h3>Job Description</h3><div>Job Description<div>SENIOR SOFTWARE ENGINEER (C++)Freeform is deploying software-defined, autonomous metal 3D printing factories around the world, bringing the scalability of software to physical production. Our proprietary technology stack leverages advanced sensing, real-time controls, and data-driven learning to produce digitally verified, flawless parts at unprecedented speed and cost. Our mission is to make the transformative power of 3D printing available to all industries at scale and unlock the future of innovation.  As a Senior Software Engineer at Freeform, you will be responsible for architecting, developing, and maintaining critical software systems for our autonomous 3D printing factories, which includes controls, data acquisition/storage systems, and input geometry processing pipelines. Ultimately, your solutions will enable the first production scale, high quality, and fully automated metal 3D printing factory capabilities. As a crucial member of the engineering team, you will be responsible for driving the pace of innovation, maximizing development speed, and maintaining a standard of excellence within the entire engineering team.3D printing experience is not required to be successful here - rather we look for smart, motivated, collaborative engineers who love solving hard problems and creating amazing technology!Responsibilities:<ul><li>Architect and develop software for an advanced, production-scale metal 3D printing system</li><li>Work with process, control, and mechanical engineers to integrate control algorithms into production software</li><li>Improve and scale out high-rate data acquisition, storage, and retrieval systems</li><li>Implement processes for converting customer part geometries into machine print instructions</li><li>Expand testing, continuous integration, and continuous deployment support throughout the software engineering team</li></ul>Basic Qualifications:<ul><li>5+ years of professional experience in software development</li><li>Proficiency in writing production code in C++</li><li>Experience with modern continuous integration and continuous deployment tools</li><li>Experience working in a Linux environment</li></ul>Nice to Have:<ul><li>Bachelor's or advanced degree in computer science or computer engineering</li><li>10+ years of professional software development experience</li><li>Experience interfacing with microcontrollers or FPGA computing hardware</li><li>Experience developing embedded or real-time software systems</li><li>Experience writing software for industrial automation systems, robotics, or related hardware</li></ul>Location:<ul><li>We are located in Hawthorne, CA in a 35,000 square foot, state-of-the-art facility featuring large open spaces for team collaboration, R&D, and production, as well as easy access to the 405, 105, and 110 freeways. Our facility is in the heart of Los Angeles' vibrant emerging tech ecosystem alongside many other high growth startups and enterprises.</li></ul>What We Offer:<ul><li>We have an inclusive and diverse culture that values collaboration, learning, and making deliberate data-driven decisions.</li><li>We offer a unique opportunity to be an early and integral member of a rapidly growing company that is scaling world-changing technology. </li><li>Benefits <ul><li>Significant stock option packages</li><li>100% employer-paid Medical, Dental, and Vision insurance (premium PPO and HMO options)</li><li>Life insurance</li><li>Traditional and Roth 401(k)</li><li>Relocation assistance provided</li><li>Paid vacation, sick leave, and company holidays</li><li>Generous Paid Parental Leave and extended transition back to work for the birthing parent</li><li>Free daily catered lunch and dinner, and fully stocked kitchenette</li><li>Casual dress, flexible work hours, and regular catered team building events</li></ul></li><li>Compensation <ul><li>As a growing company, the salary range is intentionally wide as we determine the most appropriate package for each individual taking into consideration years of experience, educational background, and unique skills and abilities as demonstrated throughout the interview process. Our intent is to offer a salary that is commensurate for the company's current stage of development and allows the employee to grow and develop within a role. </li><li>In addition to the significant stock option package, the estimated salary range for this role is $140,000-$250,000, inclusive of all levels/seniority within this discipline.</li></ul></li><li>Freeform is an Equal Opportunity Employer that values diversity; employment with Freeform is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status. </li></ul></div></div>

<h3>Job Description</h3><div>Job Description<div>SENIOR SOFTWARE ENGINEER (3D GRAPHICS)Freeform is deploying software-defined, autonomous metal 3D printing factories around the world, bringing the scalability of software to physical production. Our proprietary technology stack leverages advanced sensing, real-time controls, and data-driven learning to produce digitally-verified, flawless parts at unprecedented speed and cost. Our mission is to make the transformative power of 3D printing available to all industries at scale and unlock the future of innovation.  In this role, you will be responsible for architecting and implementing a hardware acceleration-enabled geometry processing pipeline similar to those seen in the real-time graphics industries. Your pipeline will enable Freeform's printing systems to autonomously manipulate 3D part files and transform them into printing instructions, effectively rendering metal parts in the physical world. This involves integrating 3D point cloud data into our data-driven simulation pipeline, generating/implementing pre-deformed geometries, slicing parts, generating toolpaths, as well as assigning lasers and process parameters. The ideal candidate will have a strong foundation in computer science coupled with experience in the real-time graphics industries. 3D printing experience is not required to be successful here - rather we look for smart, motivated, collaborative engineers who love solving hard problems and creating amazing technology!  Responsibilities:<ul><li>Design and develop the print preparation software pipeline for an advanced production-scale metal 3D printing system, including automating CAD import, geometry processing, slicing, and toolpath planning </li><li>Develop software to implement algorithms for geometry deformation, procedural geometry generation, and space-filling operations </li><li>Work with computational geometry engineers and simulations engineers to integrate physics-based and data-driven models into the software simulation pipeline </li><li>Integrate 2D and 3D meshing techniques into the physical simulation software pipeline </li><li>Work with backend software developers to architect the software interface to the metal 3D printing hardware layer </li><li>Develop software required to implement production automation solutions in the frontend geometry processing pipeline </li><li>Develop, unit test, and deploy functional, scalable, robust, and maintainable software </li></ul>Basic Qualifications:<ul><li>5+ years of professional experience in software development using C, C++, or Rust; OR a PhD in computer science or computer graphics in lieu of professional experience </li><li>Experience developing software for applications such as real-time graphics, video games, animation, or similar graphics-centric industry </li><li>Experience developing software in a GPU environment </li></ul>Nice to Have:<ul><li>Advanced degree in computer science or computer graphics highly preferred </li><li>Experience working in a deep tech startup </li><li>Experience working at NVIDIA or similar advanced graphics-centric company </li><li>Experience with 2D and 3D meshing techniques </li><li>Experience with geometric concepts such as tessellated geometry and/or NURBS </li><li>Experience with optimization techniques </li><li>Creative thinker able to apply first-principles reasoning to solve complex problems </li><li>Excellent verbal and written communication skills </li></ul>Location:<ul><li>We are located in Hawthorne, CA in a 35,000 square foot, state-of-the-art facility featuring large open spaces for team collaboration, R&D, and production, as well as easy access to the 405, 105, and 110 freeways. Our facility is in the heart of Los Angeles' vibrant emerging tech ecosystem alongside many other high growth startups and enterprises.</li></ul>What We Offer:<ul><li>We have an inclusive and diverse culture that values collaboration, learning, and making deliberate data-driven decisions.</li><li>We offer a unique opportunity to be an early and integral member of a rapidly growing company that is scaling a world-changing technology.</li><li>Benefits <ul><li>Significant stock option packages</li><li>100% employer-paid Medical, Dental, and Vision insurance (premium PPO and HMO options)</li><li>Life insurance</li><li>Traditional and Roth 401(k)</li><li>Relocation assistance provided</li><li>Paid vacation, sick leave, and company holidays</li><li>Generous Paid Parental Leave and extended transition back to work for the birthing parent</li><li>Free daily catered lunch and dinner, and fully stocked kitchenette</li><li>Casual dress, flexible work hours, and regular catered team building events</li></ul></li><li>Compensation <ul><li>As a growing company, the salary range is intentionally wide as we determine the most appropriate package for each individual taking into consideration years of experience, educational background, and unique skills and abilities as demonstrated throughout the interview process. Our intent is to offer a salary that is commensurate for the company's current stage of development and allows the employee to grow and develop within a role. </li><li>In addition to the significant stock option package, the estimated salary range for this role is $150,000-$300,000, inclusive of all levels/seniority within this discipline.</li></ul></li><li>Freeform is an Equal Opportunity Employer that values diversity; employment with Freeform is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.</li></ul></div></div>

<h3>Job Description</h3><div>Job Description<div>SENIOR SOFTWARE ENGINEER (DYNAMIC CONTROL SYSTEMS)Freeform is deploying software-defined, autonomous metal 3D printing factories around the world, bringing the scalability of software to physical production. Our proprietary technology stack leverages advanced sensing, real-time controls, and data-driven learning to produce digitally verified, flawless parts at unprecedented speed and cost. Our mission is to make the transformative power of 3D printing available to all industries at scale and unlock the future of innovation.  As a Senior Software Engineer at Freeform, you will be responsible for architecting, developing, and maintaining high-performance automation systems for our autonomous 3D printing factories, which includes high-speed factory controls, data acquisition/storage systems, and input geometry processing pipelines. Ultimately, your solutions will pave the way for the first fully automated, production-scale metal 3D printing factory. As an integral part of our engineering team, you will spearhead innovation, accelerate development, and uphold the highest standards of excellence across the entire team.Success here doesn't hinge on 3D printing experience. Instead, we seek intelligent, motivated, and collaborative engineers who thrive on solving challenging problems and creating groundbreaking technology.What you'll do:<ul><li>Architect and develop software for an advanced, production-scale metal 3D printing system</li><li>Work with process and mechanical engineers to implement algorithms that drive the physics of the printing process </li><li>Develop robust production control software and algorithms that run our high-power laser systems and robotics</li><li>Improve and scale up telemetry, high-rate data acquisition, storage, and retrieval systems</li><li>Implement processes for converting customer part geometries into machine print instructions</li><li>Expand testing, continuous integration, and continuous deployment support throughout the software engineering team</li></ul>What you'll bring:<ul><li>5+ years of professional experience in software development</li><li>Proficiency in writing production code in C++</li><li>Experience with modern continuous integration and continuous deployment tools</li><li>Experience working in a Linux environment</li></ul>Nice to Have:<ul><li>Bachelor's or advanced degree in computer science or computer engineering</li><li>10+ years of professional software development experience</li><li>Experience developing embedded or real-time software systems</li><li>Experience interfacing with microcontrollers, FPGAs, or GPUs</li><li>Experience writing software for industrial automation systems, robotics, or related hardware</li></ul>Location:<ul><li>We are located in Hawthorne, CA in a 35,000 square foot, state-of-the-art facility featuring large open spaces for team collaboration, R&D, and production, as well as easy access to the 405, 105, and 110 freeways. Our facility is in the heart of Los Angeles' vibrant emerging tech ecosystem alongside many other high growth startups and enterprises.</li></ul>What We Offer:<ul><li>We have an inclusive and diverse culture that values collaboration, learning, and making deliberate data-driven decisions.</li><li>We offer a unique opportunity to be an early and integral member of a rapidly growing company that is scaling world-changing technology. </li><li>Benefits <ul><li>Significant stock option packages</li><li>100% employer-paid Medical, Dental, and Vision insurance (premium PPO and HMO options)</li><li>Life insurance</li><li>Traditional and Roth 401(k)</li><li>Relocation assistance provided</li><li>Paid vacation, sick leave, and company holidays</li><li>Generous Paid Parental Leave and extended transition back to work for the birthing parent</li><li>Free daily catered lunch and dinner, and fully stocked kitchenette ($9,000 subsidy, per year, per employee)</li><li>Casual dress, flexible work hours, and regular catered team building events</li></ul></li><li>Compensation <ul><li>As a growing company, the salary range is intentionally wide as we determine the most appropriate package for each individual taking into consideration years of experience, educational background, and unique skills and abilities as demonstrated throughout the interview process. Our intent is to offer a salary that is commensurate for the company's current stage of development and allows the employee to grow and develop within a role. </li><li>In addition to the significant stock option package, the estimated salary range for this role is $140,000-$250,000, inclusive of all levels/seniority within this discipline.</li></ul></li><li>Freeform is an Equal Opportunity Employer that values diversity; employment with Freeform is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status. </li></ul></div></div>

<h3>Job Description</h3><div>Job Description<div>SENIOR MACHINE LEARNING ENGINEER Freeform is deploying software-defined, autonomous metal 3D printing factories around the world, bringing the scalability of software to physical production. Our proprietary technology stack leverages advanced sensing, real-time controls, and data-driven learning to produce digitally-verified, flawless parts at unprecedented speed and cost. Our mission is to make the transformative power of 3D printing available to all industries at scale and unlock the future of innovation. As a Senior Machine Learning Engineer at Freeform, you'll need extensive experience in advanced pattern recognition, predictive modeling techniques, and deep learning algorithms, and should have experience with machine learning as it relates to physics or the physical world. You will play a key role in designing, developing, and integrating critical data science infrastructure and developing custom machine learning algorithms from scratch. Ultimately your solutions with enable us to scale the first production-scale, high-quality, and fully-automated metal 3D printing factory architecture. As a crucial member of the engineering team you will be responsible for driving the pace of innovation, maximizing development speed, and maintaining a standard of excellence within the entire engineering team.3D printing experience is not required to be successful here - rather we look for smart, motivated, collaborative engineers who love solving hard problems and creating amazing technology! Responsibilities:<ul><li>Design and develop data models used for model predictive control in an advanced production-scale metal 3D printing system</li><li>Integrate data models and physics-based models into a unified simulation framework</li><li>Develop a deep learning framework for modeling the complex physics associated with laser melting printing technology</li><li>Develop unsupervised learning algorithms to correlate data with printed part quality</li><li>Develop methods to correlate process data with geometric features</li><li>Work closely with simulations engineers to create data models to be used to predict the thermo-mechanical response of printed parts</li><li>Develop learning modules for machine health monitoring</li><li>Work with software engineers to deploy data science algorithms in production software</li><li>Guide software engineers to develop the big data infrastructure required to collect and process large amounts of production printing data</li><li>Develop data models used for the end-to-end automation of an advanced metal 3D printing platform</li></ul>Basic Qualifications:<ul><li>Bachelor's degree in computer science, applied mathematics, machine learning, data science, or similar technical discipline</li><li>5+ years of experience in advanced machine learning</li><li>Proficient with Python, C/C++ or similar object oriented language</li><li>Proficient in advanced pattern recognition, predictive modeling and deep learning techniques</li><li>Experience with machine learning or data science as it relates to physics or the physical world</li></ul>Nice to Have:<ul><li>Master's or PhD in computer science, applied mathematics, machine learning, data science highly preferred</li><li>Experience with computational geometry</li><li>Proficient in data mining and statistical analysis</li><li>Experience with both supervised and unsupervised learning techniques</li><li>Experience with image processing</li><li>Proficient with NoSQL databases, such as MongoDB or Cassandra</li><li>Experience using query languages such as SQL or Hive</li><li>Knowledge of MATLAB</li><li>Creative thinker able to apply first-principles reasoning to solve complex problems</li><li>Excellent verbal and written communication skills</li></ul>Location:<ul><li>We are located in Hawthorne, CA in a 35,000 square foot, state-of-the-art facility featuring large open spaces for team collaboration, R&D, and production, as well as easy access to the 405, 105, and 110 freeways. Our facility is in the heart of Los Angeles' vibrant emerging tech ecosystem alongside many other high growth startups and enterprises.</li></ul>What We Offer:<ul><li>We have an inclusive and diverse culture that values collaboration, learning, and making deliberate data-driven decisions.</li><li>We offer a unique opportunity to be an early and integral member of a rapidly growing company that is scaling a world-changing technology.</li><li>Benefits <ul><li>Significant stock option packages</li><li>100% employer-paid Medical, Dental, and Vision insurance (premium PPO and HMO options)</li><li>Life insurance</li><li>Traditional and Roth 401(k)</li><li>Relocation assistance provided</li><li>Paid vacation, sick leave, and company holidays</li><li>Generous Paid Parental Leave and extended transition back to work for the birthing parent</li><li>Free daily catered lunch and dinner, and fully stocked kitchenette</li><li>Casual dress, flexible work hours, and regular catered team building events</li></ul></li><li>Compensation <ul><li>As a growing company, the salary range is intentionally wide as we determine the most appropriate package for each individual taking into consideration years of experience, educational background, and unique skills and abilities as demonstrated throughout the interview process. Our intent is to offer a salary that is commensurate for the company's current stage of development and allows the employee to grow and develop within a role. </li><li>In addition to the significant stock option package, the estimated salary range for this role is $140,000-$250,000, inclusive of all levels/seniority within this discipline.</li></ul></li><li>Freeform is an Equal Opportunity Employer that values diversity; employment with Freeform is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.</li></ul></div></div>

<h3>Job Description</h3><div>Job Description<div>SENIOR SOFTWARE ENGINEER (RUST)Freeform is deploying software-defined, autonomous metal 3D printing factories around the world, bringing the scalability of software to physical production. Our proprietary technology stack leverages advanced sensing, real-time controls, and data-driven learning to produce digitally verified, flawless parts at unprecedented speed and cost. Our mission is to make the transformative power of 3D printing available to all industries at scale and unlock the future of innovation.  As a Senior Software Engineer at Freeform, you will be responsible for architecting, developing, and maintaining critical software systems for our autonomous 3D printing factories, which includes controls, data acquisition/storage systems, and input geometry processing pipelines. Ultimately, your solutions will enable the first production scale, high quality, and fully automated metal 3D printing factory capabilities. As a crucial member of the engineering team, you will be responsible for driving the pace of innovation, maximizing development speed, and maintaining a standard of excellence within the entire engineering team.3D printing experience is not required to be successful here - rather we look for smart, motivated, collaborative engineers who love solving hard problems and creating amazing technology!Responsibilities:<ul><li>Architect and develop software for an advanced, production-scale metal 3D printing system</li><li>Work with process, control, and mechanical engineers to integrate control algorithms into production software</li><li>Improve and scale out high-rate data acquisition, storage, and retrieval systems</li><li>Implement processes for converting customer part geometries into machine print instructions</li><li>Expand testing, continuous integration, and continuous deployment support throughout the software engineering team</li></ul>Basic Qualifications:<ul><li>5+ years of professional experience in software development</li><li>Proficiency in writing production code in Rust</li><li>Experience with modern continuous integration and continuous deployment tools</li><li>Experience working in a Linux environment</li></ul>Nice to Have:<ul><li>Bachelor's or advanced degree in computer science or computer engineering</li><li>10+ years of professional software development experience</li><li>Experience interfacing with microcontrollers, FPGA, or GPU computing hardware</li><li>Experience developing embedded or real-time software systems</li><li>Experience writing software for industrial automation systems, robotics, or related hardware</li></ul>Location:<ul><li>We are located in Hawthorne, CA in a 35,000 square foot, state-of-the-art facility featuring large open spaces for team collaboration, R&D, and production, as well as easy access to the 405, 105, and 110 freeways. Our facility is in the heart of Los Angeles' vibrant emerging tech ecosystem alongside many other high growth startups and enterprises.</li></ul>What We Offer:<ul><li>We have an inclusive and diverse culture that values collaboration, learning, and making deliberate data-driven decisions.</li><li>We offer a unique opportunity to be an early and integral member of a rapidly growing company that is scaling world-changing technology. </li><li>Benefits <ul><li>Significant stock option packages</li><li>100% employer-paid Medical, Dental, and Vision insurance (premium PPO and HMO options)</li><li>Life insurance</li><li>Traditional and Roth 401(k)</li><li>Relocation assistance provided</li><li>Paid vacation, sick leave, and company holidays</li><li>Generous Paid Parental Leave and extended transition back to work for the birthing parent</li><li>Free daily catered lunch and dinner, and fully stocked kitchenette</li><li>Casual dress, flexible work hours, and regular catered team building events</li></ul></li><li>Compensation <ul><li>As a growing company, the salary range is intentionally wide as we determine the most appropriate package for each individual taking into consideration years of experience, educational background, and unique skills and abilities as demonstrated throughout the interview process. Our intent is to offer a salary that is commensurate for the company's current stage of development and allows the employee to grow and develop within a role. </li><li>In addition to the significant stock option package, the estimated salary range for this role is $140,000-$250,000, inclusive of all levels/seniority within this discipline.</li></ul></li><li>Freeform is an Equal Opportunity Employer that values diversity; employment with Freeform is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status. </li></ul></div></div>

SOFTWARE ENGINEER (EMBEDDED) Freeform is deploying software-defined, autonomous metal 3D printing factories around the world, bringing the scalability of software to physical production. Our proprietary technology stack leverages advanced sensing, real-time controls, and data-driven learning to produce digitally-verified, flawless parts at unprecedented speed and cost. Our mission is to make the transformative power of 3D printing available to all industries at scale and unlock the future of innovation. As a Senior Embedded Software Engineer at Freeform, you will be responsible for architecting and implementing critical embedded software systems that enable our advanced metal 3D printing factories to operate fully autonomously at high speeds with precision. This entails developing elegant software solutions for hardware control, high speed data acquisition, and custom high performance compute systems. Your software will effectively act as the nervous system of our fully automated metal printing factories. As a crucial member of the engineering team you will be responsible for driving the pace of innovation, maximizing development speed, and maintaining a standard of excellence within the entire engineering team. 3D printing experience is not required to be successful here - rather we look for smart, motivated, collaborative engineers who love solving hard problems and creating amazing technology! Responsibilities: <ul><li>Contribute to the architecture state-of-the art software for an advanced production-scale metal 3D printing system</li><li>Design and develop the machine instruction interface to the metal 3D printing system hardware</li><li>Develop software to enable the computer vision system, monitor sensor data, perform calibrations, log quality data, and keep track of the health of the printing system over its lifetime</li><li>Work with process and control engineers to integrate control algorithms into production software</li><li>Work with FPGA developers to develop high-speed data acquisition software</li><li>Create software for collection and analysis of process data</li><li>Develop software required to implement production automation solutions</li><li>Develop, unit test, and deploy functional, scalable, robust, and maintainable software</li><li>Generate and maintain documentation of designed software and integrated systems</li><li>Integrate third-party software packages into proprietary software</li></ul> Basic Qualifications: <ul><li>2+ years of experience in software development using C/C++ and/or Rust with a Bachelor's degree in computer science, computer engineering, or electrical engineering, or 4+ years of professional software experience without a degree</li><li>Experience in real-time embedded system design with Linux OS</li><li>Experience in object-oriented programming and design</li></ul> Nice to Have: <ul><li>3+ years of experience in embedded software development</li><li>Master's in computer science, applied mathematics, engineering, or related field</li><li>Experience working in a high performance compute environment (FPGAs or GPUs)</li><li>Experience with high speed data acquisition and real time closed-loop-control systems</li><li>Excellent knowledge of OS coding techniques, IP protocols, interfaces, and hardware subsystems</li><li>Experience writing software for industrial automation systems, robotics, or related hardware</li><li>Creative thinker able to apply first-principles reasoning to solve complex problems</li><li>Excellent verbal and written communication skills</li></ul> Location: <ul><li>We are located in Hawthorne, CA in a 35,000 square foot, state-of-the-art facility featuring large open spaces for team collaboration, R&D, and production, as well as easy access to the 405, 105, and 110 freeways. Our facility is in the heart of Los Angeles' vibrant emerging tech ecosystem alongside many other high growth startups and enterprises.</li></ul> What We Offer: <ul><li>We have an inclusive and diverse culture that values collaboration, learning, and making deliberate data-driven decisions.</li><li>We offer a unique opportunity to be an early and integral member of a rapidly growing company that is scaling a world-changing technology.</li><li>Benefits<ul><li>Significant stock option packages</li><li>100% employer-paid Medical, Dental, and Vision insurance (premium PPO and HMO options)</li><li>Life insurance</li><li>Traditional and Roth 401(k)</li><li>Relocation assistance provided</li><li>Paid vacation, sick leave, and company holidays</li><li>Generous Paid Parental Leave and extended transition back to work for the birthing parent</li><li>Free daily catered lunch and dinner, and fully stocked kitchenette</li><li>Casual dress, flexible work hours, and regular catered team building events</li></ul></li><li>Compensation <ul><li>As a growing company, the salary range is intentionally wide as we determine the most appropriate package for each individual taking into consideration years of experience, educational background, and unique skills and abilities as demonstrated throughout the interview process. Our intent is to offer a salary that is commensurate for the company's current stage of development and allows the employee to grow and develop within a role. </li><li>In addition to the significant stock option package, the estimated salary range for this role is $100,000-$145,000, inclusive of all levels/seniority within this discipline.</li></ul></li><li>Freeform is an Equal Opportunity Employer that values diversity; employment with Freeform is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status. </li></ul>

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