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Gemini Interview Questions

Gemini 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?

In an A/B test, how can you check if assignment to the various buckets was truly random?

In an A/B test, which of the following is a common method to determine if the assignment to the test groups was truly random?

In an A/B test, which of the following is a common method to determine if the assignment to the test groups was truly random?

Random Bucketing

Gemini Salaries by Position

Minimum Requirements 4+ years experience in data analytics, strategy analytics or modeling roleAdvanced skills with SQL are a mustProficient in PythonExperience with one or more MPP databases (Redshift, Bigquery, Snowflake, etc)Experience with one or more ETL tools (Informatica, Pentaho, SSIS, etc)Experienced in working collaboratively across different teams and departmentsStrong technical and business communicationThis role may require on-call rotationsResponsibilities These projects cover a wide-range of topics including fiat returns, identifying low quality and fraudulent users, and using on-chain information to support fraud detectionAs a member of our Trust & Safety data science team, youll shape the way we approach data at Gemini by using your analytical and communication skills to work with teams across the businessYou will focus on customer onboarding, transactions, and payment strategies to lower payment return rates and identify and off-board bad actors from Gemini, as well as manage ad-hoc requests from cross-functional teamsYoull work with other data scientists, analysts, engineers, and fraud operators to guide strategies and achieve KPIs while communicating your insights with leaders across the organizationIdentify, monitor, and mitigate fraud activityDevelop and implement high precision fraud prevention controlsProcess, clean, and visualize data from complex databases and create top-notch reporting solutionsPartner with product managers, engineers, fraud operations, and other functions to drive insights for the Trust and Safety teamDesign experimentation frameworks such as decision trees and A/B test models, identify leading indicators of fraud losses, and develop strategies to improve fraud capture ratesDesign, build and enhance dimensional models for BI solutionsPerform root cause analysis and resolve production and data issuesCreate test plans, test scripts, and perform data validationTune SQL queries, reports, and ETL pipelinesBuild and maintain data dictionary and process documentationResearch new tools and technologies to improve existing processesBenefits A discretionary annual bonusLong-term incentive in the form of a new hire equity grant401K with company matchingFlexible time offSalary Range: The base salary range for this role is between $120,000 - $168,000 in the State of New York, the State of California and the State of WashingtonThis range is not inclusive of our discretionary bonus or equity packageCompany Information Gemini Trust Company, LLC (Gemini) is a next generation cryptocurrency exchange and custodian that allows customers to buy, sell, stake, and store digital assets such as bitcoin and ether. Gemini is a New York trust company that is held to the highest level of fiduciary obligations, capital reserve requirements, and banking compliance standards. Gemini was founded in 2015, by brothers Cameron and Tyler Winklevoss, to build a bridge to the future of money. For more information, visit Gemini.com.#J-18808-Ljbffr

About the Company Gemini is a global crypto and Web3 platform founded by Tyler Winklevoss and Cameron Winklevoss in 2014. Gemini offers a wide range of crypto products and services for individuals and institutions in over 70 countries. Crypto is about giving you greater choice, independence, and opportunity. We are here to help you on your journey. We build crypto products that are simple, elegant, and secure. Whether you are an individual or an institution, we help you buy, sell, and store your bitcoin and cryptocurrency. At Gemini, our mission is to unlock the next era of financial, creative, and personal freedom. In the United States, we have a flexible hybrid work policy for employees who live within 30 miles of our office headquartered in New York City and our office in Seattle. Employees within the New York and Seattle metropolitan areas are expected to work from the designated office twice a week, unless there is a job-specific requirement to be in the office every workday. Employees outside of these areas are considered part of our remote-first workforce. We believe our hybrid approach for those near our NYC and Seattle offices increases productivity through more in-person collaboration where possible. The Department: Acquisition & Activation The Role: Senior Software Engineer (Fullstack) As a Senior Fullstack Software Engineer, you'll work across all layers of our tech stack to build out products that drive our marketing efforts, including promotions, referrals, analytics, and traffic attribution. You will collaborate with a cross-functional team to deliver high-quality features that enhance our product offerings. This role requires a strong foundation in both frontend and backend technologies, specifically TypeScript and React on the frontend, and Scala (or other JVM languages) on the backend. Responsibilities: <ul><li>Collaborate with product managers, designers, and other engineers to design and deliver high-quality features across our marketing platforms.</li><li>Build efficient and reusable UI components and architect reliable, performant, and maintainable solutions for both the frontend and backend.</li><li>Write clean, efficient, and well-documented code. Review other software engineers' code for correctness, style, and security.</li><li>Own the DevOps lifecycle for a product, including building, validating, and maintaining high-quality products throughout their lifecycle.</li><li>Continuously improve the performance, maintainability, and operations of our codebase by engaging in refactoring, optimization, and upgrade projects.</li></ul> Minimum Qualifications: <ul><li>At least 6 years of experience in full-stack development, with a strong focus on building consumer-facing web applications at scale.</li><li>Proficiency in React.js and JavaScript/TypeScript, CSS, with a deep understanding of modern web development best practices.</li><li>Strong experience with Java or Scala and familiarity with building microservices in cloud environments (e.g., AWS, Azure).</li><li>Experience working and integrating with content management systems (CMS) like Contentful or Builder.io.</li><li>The ability to work closely across teams (and time zones) and manage dependencies effectively.</li><li>A customer and product-focused mindset, with the ability to make well-reasoned trade-offs between speed and quality.</li><li>The ability to adapt and handle multiple competing priorities in collaboration with peers.</li></ul> Preferred Qualifications: <ul><li>Experience as a project and technical lead. </li><li>Experience working with Next.js.</li><li>Experience with Scala or a willingness to learn, as our backend is primarily built in Scala.</li><li>Expertise in unit and integration testing to ensure the reliability and stability of delivered features.</li><li>Experience with performance analysis tooling and techniques.</li><li>Experience influencing product decisions through data and experimentation.</li><li>Knowledge of the finance industry, payments, trading, or exchange systems.</li><li>Hands-on experience with DevOps practices, including CI/CD pipelines and cloud-based infrastructure management.</li></ul> It Pays to Work Here The compensation & benefits package for this role includes: <ul><li>Competitive starting salary</li><li>A discretionary annual bonus</li><li>Long-term incentive in the form of a new hire equity grant</li><li>Comprehensive health plans</li><li>401K with company matching</li><li>Paid Parental Leave</li><li>Flexible time off</li></ul> Salary Range: The base salary range for this role is between $152,000 - $190,000 in the State of New York, the State of California and the State of Washington. This range is not inclusive of our discretionary bonus or equity package. When determining a candidate's compensation, we consider a number of factors including skillset, experience, job scope, and current market data. At Gemini, we strive to build diverse teams that reflect the people we want to empower through our products, and we are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, or Veteran status. Equal Opportunity is the Law, and Gemini is proud to be an equal opportunity workplace. If you have a specific need that requires accommodation, please let a member of the People Team know. #LI-GR1

About the Company Gemini is a global crypto and Web3 platform founded by Tyler Winklevoss and Cameron Winklevoss in 2014. Gemini offers a wide range of crypto products and services for individuals and institutions in over 70 countries. Crypto is about giving you greater choice, independence, and opportunity. We are here to help you on your journey. We build crypto products that are simple, elegant, and secure. Whether you are an individual or an institution, we help you buy, sell, and store your bitcoin and cryptocurrency. At Gemini, our mission is to unlock the next era of financial, creative, and personal freedom. In the United States, we have a flexible hybrid work policy for employees who live within 30 miles of our office headquartered in New York City and our office in Seattle. Employees within the New York and Seattle metropolitan areas are expected to work from the designated office twice a week, unless there is a job-specific requirement to be in the office every workday. Employees outside of these areas are considered part of our remote-first workforce. We believe our hybrid approach for those near our NYC and Seattle offices increases productivity through more in-person collaboration where possible. The Department: Acquisition & Activation The Role: Manager, Software Engineering Gemini has about one hundred software engineers spread across a dozen project teams. In this role, you'll be responsible for helping these teams define their roadmaps, plans, and goals, helping them achieve those goals, and guiding each team member to develop their career at Gemini. Deeply involve yourself in the design and modernization process, and use your existing experience of building cloud systems at scale to guide the team to build robust, scalable and highly available systems. Responsibilities: <ul><li>Create and evolve a structure and organization design for your team.</li><li>Deeply involved with system architecture of the team, guiding the team through new systems being built, or integrating into existing systems. Using prior design experience to identify pitfalls in scaling, performance, availability and helping the team navigate it. </li><li>Help raise the bar on engineering practices through high quality code review feedback, design reviews, testing, and CICD practices. </li><li>Drive performance for your team and hold them accountable to externally and internally imposed deadlines and targets.</li><li>Make hiring plans and hiring decisions.</li><li>Give frequent feedback and coaching to your team members, coordinating with people from around the company to get a full understanding of your team's performance.</li><li>Provide a diverse, equitable, and inclusive environment for your team to execute on its priorities and evolve its capabilities over time.</li><li>Communicate at all levels from senior leaders to individual contributors, including technical and non-technical audiences.</li><li>Adapt the team's plans and goals to changing realities in a fast-moving industry.</li><li>Effectively resolve ambiguity, helping the team to analyze complex requirements and break down features and initiatives into tasks.</li><li>Own the team's output, taking responsibility for everyone's performance.</li><li>Quickly ramp up on relevant industry and competitive trends.</li></ul> Qualifications: <ul><li>You have 8+ years of experience in software development & delivery.</li><li>You have 3 + years of managing engineering teams, delivering high quality software for customers.</li><li>You're technical enough to ask engineers good questions about architecture and product decisions.</li><li>You have experience with modern software engineering concepts.</li><li>You have expertise in full stack systems built with Scala or Java (or similar) and React Native.</li><li>You have experience establishing successful partnerships with key stakeholders such as product managers, project managers, and business owners.</li></ul> It Pays to Work Here The compensation & benefits package for this role includes: <ul><li>Competitive starting salary</li><li>A discretionary annual bonus</li><li>Long-term incentive in the form of a new hire equity grant</li><li>Comprehensive health plans</li><li>401K with company matching</li><li>Paid Parental Leave</li><li>Flexible time off</li></ul> Salary Range: The base salary range for this role is between $198,000 - $247,000 in the State of New York, the State of California and the State of Washington. This range is not inclusive of our discretionary bonus or equity package. When determining a candidate's compensation, we consider a number of factors including skillset, experience, job scope, and current market data. At Gemini, we strive to build diverse teams that reflect the people we want to empower through our products, and we are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, or Veteran status. Equal Opportunity is the Law, and Gemini is proud to be an equal opportunity workplace. If you have a specific need that requires accommodation, please let a member of the People Team know. #LI-AA1

Minimum Requirements   4+ years experience in data analytics, strategy analytics or modeling role
Advanced skills with SQL are a must
Proficient in Python
Experience with one or more MPP databases (Redshift, Bigquery, Snowflake, etc)
Experience with one or more ETL tools (Informatica, Pentaho, SSIS, etc)
Experienced in working collaboratively across different teams and departments
Strong technical and business communication
This role may require on-call rotations
Responsibilities   These projects cover a wide-range of topics including fiat returns, identifying low quality and fraudulent users, and using on-chain information to support fraud detection
As a member of our Trust & Safety data science team, you’ll shape the way we approach data at Gemini by using your analytical and communication skills to work with teams across the business
You will focus on customer onboarding, transactions, and payment strategies to lower payment return rates and identify and off-board bad actors from Gemini, as well as manage ad-hoc requests from cross-functional teams
You’ll work with other data scientists, analysts, engineers, and fraud operators to guide strategies and achieve KPIs while communicating your insights with leaders across the organization
Identify, monitor, and mitigate fraud activity
Develop and implement high precision fraud prevention controls
Process, clean, and visualize data from complex databases and create top-notch reporting solutions
Partner with product managers, engineers, fraud operations, and other functions to drive insights for the Trust and Safety team
Design experimentation frameworks such as decision trees and A/B test models, identify leading indicators of fraud losses, and develop strategies to improve fraud capture rates
Design, build and enhance dimensional models for BI solutions
Perform root cause analysis and resolve production and data issues
Create test plans, test scripts, and perform data validation
Tune SQL queries, reports, and ETL pipelines
Build and maintain data dictionary and process documentation
Research new tools and technologies to improve existing processes
Benefits   A discretionary annual bonus
Long-term incentive in the form of a new hire equity grant
401K with company matching
Flexible time off
Salary Range: The base salary range for this role is between $120,000 - $168,000 in the State of New York, the State of California and the State of Washington
This range is not inclusive of our discretionary bonus or equity package
Company Information  Gemini Trust Company, LLC (Gemini) is a next generation cryptocurrency exchange and custodian that allows customers to buy, sell, stake, and store digital assets such as bitcoin and ether. Gemini is a New York trust company that is held to the highest level of fiduciary obligations, capital reserve requirements, and banking compliance standards. Gemini was founded in 2015, by brothers Cameron and Tyler Winklevoss, to build a bridge to the future of money. For more information, visit Gemini.com.

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Minimum Requirements 4 years experience in data analytics, strategy analytics or modeling role Advanced skills with SQL are a must Proficient in Python Experience with one or more MPP databases (Redshift, Bigquery, Snowflake, etc) Experience with one or more ETL tools (Informatica, Pentaho, SSIS, etc) Experienced in working collaboratively across different teams and departments Strong technical and business communication This role may require on-call rotations Responsibilities These projects cover a wide-range of topics including fiat returns, identifying low quality and fraudulent users, and using on-chain information to support fraud detection As a member of our Trust & Safety data science team, youll shape the way we approach data at Gemini by using your analytical and communication skills to work with teams across the business You will focus on customer onboarding, transactions, and payment strategies to lower payment return rates and identify and off-board bad actors from Gemini, as well as manage ad-hoc requests from cross-functional teams Youll work with other data scientists, analysts, engineers, and fraud operators to guide strategies and achieve KPIs while communicating your insights with leaders across the organization Identify, monitor, and mitigate fraud activity Develop and implement high precision fraud prevention controls Process, clean, and visualize data from complex databases and create top-notch reporting solutions Partner with product managers, engineers, fraud operations, and other functions to drive insights for the Trust and Safety team Design experimentation frameworks such as decision trees and A/B test models, identify leading indicators of fraud losses, and develop strategies to improve fraud capture rates Design, build and enhance dimensional models for BI solutions Perform root cause analysis and resolve production and data issues Create test plans, test scripts, and perform data validation Tune SQL queries, reports, and ETL pipelines Build and maintain data dictionary and process documentation Research new tools and technologies to improve existing processes Benefits A discretionary annual bonus Long-term incentive in the form of a new hire equity grant 401K with company matching Flexible time off Salary Range: The base salary range for this role is between $120,000 - $168,000 in the State of New York, the State of California and the State of Washington This range is not inclusive of our discretionary bonus or equity package Company Information Gemini Trust Company, LLC (Gemini) is a next generation cryptocurrency exchange and custodian that allows customers to buy, sell, stake, and store digital assets such as bitcoin and ether. Gemini is a New York trust company that is held to the highest level of fiduciary obligations, capital reserve requirements, and banking compliance standards. Gemini was founded in 2015, by brothers Cameron and Tyler Winklevoss, to build a bridge to the future of money. For more information, visit Gemini.com. J-18808-Ljbffr

About the Company Gemini is a global crypto and Web3 platform founded by Tyler Winklevoss and Cameron Winklevoss in 2014. Gemini offers a wide range of crypto products and services for individuals and institutions in over 70 countries. Crypto is about giving you greater choice, independence, and opportunity. We are here to help you on your journey. We build crypto products that are simple, elegant, and secure. Whether you are an individual or an institution, we help you buy, sell, and store your bitcoin and cryptocurrency. At Gemini, our mission is to unlock the next era of financial, creative, and personal freedom. In the United States, we have a flexible hybrid work policy for employees who live within 30 miles of our office headquartered in New York City and our office in Seattle. Employees within the New York and Seattle metropolitan areas are expected to work from the designated office twice a week, unless there is a job-specific requirement to be in the office every workday. Employees outside of these areas are considered part of our remote-first workforce. We believe our hybrid approach for those near our NYC and Seattle offices increases productivity through more in-person collaboration where possible. The Department: Acquisition & Activation The Role: Senior Software Engineer (Fullstack) As a Senior Fullstack Software Engineer, you'll work across all layers of our tech stack to build out products that drive our marketing efforts, including promotions, referrals, analytics, and traffic attribution. You will collaborate with a cross-functional team to deliver high-quality features that enhance our product offerings. This role requires a strong foundation in both frontend and backend technologies, specifically TypeScript and React on the frontend, and Scala (or other JVM languages) on the backend. Responsibilities: <ul> <li>Collaborate with product managers, designers, and other engineers to design and deliver high-quality features across our marketing platforms. </li><li>Build efficient and reusable UI components and architect reliable, performant, and maintainable solutions for both the frontend and backend. </li><li>Write clean, efficient, and well-documented code. Review other software engineers' code for correctness, style, and security. </li><li>Own the DevOps lifecycle for a product, including building, validating, and maintaining high-quality products throughout their lifecycle. </li><li>Continuously improve the performance, maintainability, and operations of our codebase by engaging in refactoring, optimization, and upgrade projects. </li></ul>Minimum Qualifications: <ul> <li>At least 6 years of experience in full-stack development, with a strong focus on building consumer-facing web applications at scale. </li><li>Proficiency in React.js and JavaScript/TypeScript, CSS, with a deep understanding of modern web development best practices. </li><li>Strong experience with Java or Scala and familiarity with building microservices in cloud environments (e.g., AWS, Azure). </li><li>Experience working and integrating with content management systems (CMS) like Contentful or Builder.io. </li><li>The ability to work closely across teams (and time zones) and manage dependencies effectively. </li><li>A customer and product-focused mindset, with the ability to make well-reasoned trade-offs between speed and quality. </li><li>The ability to adapt and handle multiple competing priorities in collaboration with peers. </li></ul>Preferred Qualifications: <ul> <li>Experience as a project and technical lead. </li> <li>Experience working with Next.js. </li><li>Experience with Scala or a willingness to learn, as our backend is primarily built in Scala. </li><li>Expertise in unit and integration testing to ensure the reliability and stability of delivered features. </li><li>Experience with performance analysis tooling and techniques. </li><li>Experience influencing product decisions through data and experimentation. </li><li>Knowledge of the finance industry, payments, trading, or exchange systems. </li><li>Hands-on experience with DevOps practices, including CI/CD pipelines and cloud-based infrastructure management. </li></ul>It Pays to Work Here The compensation & benefits package for this role includes: <ul> <li>Competitive starting salary </li><li>A discretionary annual bonus </li><li>Long-term incentive in the form of a new hire equity grant </li><li>Comprehensive health plans </li><li>401K with company matching </li><li>Paid Parental Leave </li><li>Flexible time off </li></ul> Salary Range: The base salary range for this role is between $152,000 - $190,000 in the State of New York, the State of California and the State of Washington. This range is not inclusive of our discretionary bonus or equity package. When determining a candidate's compensation, we consider a number of factors including skillset, experience, job scope, and current market data. At Gemini, we strive to build diverse teams that reflect the people we want to empower through our products, and we are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, or Veteran status. Equal Opportunity is the Law, and Gemini is proud to be an equal opportunity workplace. If you have a specific need that requires accommodation, please let a member of the People Team know. #LI-GR1

About the Company
Gemini is a global crypto and Web3 platform founded by <a href="#">Tyler Winklevoss</a> and <a href="#">Cameron Winklevoss</a> in 2014. Gemini offers a wide range of crypto products and services for individuals and institutions in over 70 countries.
Crypto is about giving you greater choice, independence, and opportunity. We are here to help you on your journey. We build crypto products that are simple, elegant, and secure. Whether you are an individual or an institution, we help you buy, sell, and store your bitcoin and cryptocurrency.
At Gemini, our mission is to unlock the next era of financial, creative, and personal freedom.
In London, we have a remote work policy.
The Department: Nifty Gateway
Nifty Gateway Studio brings together artists and their communities through NFTs. We work with today’s leading creative minds to push the boundaries of human experiences through the development of extraordinary creative experiences built on-chain. Nifty Gateway was founded by Duncan and Griffin Cock Foster in 2018, and acquired by Gemini in 2019, with the belief that crypto networks and the blockchain have the power to fundamentally change the art world by creating greater choice, independence, and opportunity for artists, creators, and collectors.
The Role: Manager, Software Engineering
Responsibilities:
<ul>
<li>Create and evolve a structure and organization design for your team.</li>
<li>Create maintainable software, execute code review and testing, using Python, Django & Next.js up to 30% of your time.</li>
<li>Provide technical input and knowledge to the planning, design, security review and requirements process for new products and features.</li>
<li>Drive performance for your team and hold them accountable to externally and internally imposed deadlines and targets.</li>
<li>Drive hiring plans, help source strong candidates and make hiring decisions.</li>
<li>Provide timely frequent feedback and coaching to your team members, coordinating with people from around the company to get a full understanding of your team’s performance.</li>
<li>Provide a diverse, equitable, and inclusive environment for your team to execute on its priorities and evolve its capabilities over time.</li>
<li>Communicate at all levels from senior leaders to individual contributors, including technical and non-technical audiences.</li>
<li>Adapt the team’s plans and goals to changing realities in a fast-moving industry.</li>
<li>Effectively resolve ambiguity, helping the team to analyze complex requirements and break down features and initiatives into tasks.</li>
<li>Own the team’s output, taking responsibility for everyone’s performance.</li>
</ul>
Minimum Qualifications:
<ul>
<li>8+ years of experience in software development & delivery.</li>
<li>3+ years of managing engineering teams, delivering high quality software for customers.</li>
<li>Technical aptitude to ask engineers good questions about architecture and product decisions.</li>
<li>Experience with modern software engineering concepts.</li>
<li>Interest and/or expertise in Scala or a similar backend programming language.</li>
<li>Experience establishing successful partnerships with key stakeholders such as product managers, project managers, and executives.</li>
</ul>
Preferred Qualifications:
<ul>
<li>Knowledge of Python and Django.</li>
<li>Knowledge of Next.js.</li>
<li>Zeal to innovate new technologies.</li>
</ul>
#J-18808-Ljbffr

About the Company Gemini is a global crypto and Web3 platform founded by Tyler Winklevoss and Cameron Winklevoss in 2014. Gemini offers a wide range of crypto products and services for individuals and institutions in over 70 countries. Crypto is about giving you greater choice, independence, and opportunity. We are here to help you on your journey. We build crypto products that are simple, elegant, and secure. Whether you are an individual or an institution, we help you buy, sell, and store your bitcoin and cryptocurrency. At Gemini, our mission is to unlock the next era of financial, creative, and personal freedom. In the United States, we have a flexible hybrid work policy for employees who live within 30 miles of our office headquartered in New York City and our office in Seattle. Employees within the New York and Seattle metropolitan areas are expected to work from the designated office twice a week, unless there is a job-specific requirement to be in the office every workday. Employees outside of these areas are considered part of our remote-first workforce. We believe our hybrid approach for those near our NYC and Seattle offices increases productivity through more in-person collaboration where possible. The Department: Acquisition & Activation The Role: Senior Software Engineer (Frontend) As a Senior Frontend Engineer, you'll work with a cross-functional team of web, mobile, and backend engineers to help solve complex problems that will directly influence the direction of the digital asset space. As part of this role, you'll help drive customer experience improvements to set us apart in the industry and build a world-class crypto exchange. If you get excited about solving technical challenges that directly impact our customers, clients, and the rest of the Gemini team, we'd love to hear from you. Responsibilities: Lead the design and development of high-quality features on the Gemini platform, collaborating closely with product managers, designers, and other engineers. Architect and build efficient, reusable UI components and solutions that are reliable, performant, and maintainable. Review and provide constructive feedback on code written by other engineers, ensuring correctness, style consistency, and security best practices. Own and drive the DevOps lifecycle for products, ensuring high-quality delivery and maintenance throughout the product's lifetime. Provide technical leadership and guidance during the planning, design, and requirements phases for new products and features. Mentor junior engineers and foster a culture of continuous improvement and technical excellence within the team. Minimum Qualifications: 5 years of experience building consumer-facing web applications at scale. Proficiency in JavaScript/TypeScript and deep experience with React.js. Experience integrating and interacting with content management systems (CMS) like Contentful and Builder.io. In-depth knowledge of web best practices, with a proactive approach to staying informed about industry innovations. Strong understanding of UX/UI principles, with a demonstrated ability to influence design and product decisions. Proven ability to work collaboratively across teams and time zones, managing dependencies and guiding projects to successful outcomes. A customer and product-focused mindset, capable of making well-reasoned tradeoffs between speed and quality. Ability to handle and prioritize multiple competing tasks effectively, with a focus on delivering high-impact solutions. Preferred Qualifications: Expertise in unit and integration testing, with a strong emphasis on ensuring code quality. Experience using performance analysis tools to optimize frontend performance. A track record of influencing product decisions through data-driven insights. Experience working with experimentation frameworks and tools. Experience integrating and maintaining analytics tools and events. Familiarity with crypto products as a user, with a strong interest in the space. Experience with mobile development using React Native or interest in learning. It Pays to Work Here The compensation & benefits package for this role includes: Competitive starting salary A discretionary annual bonus Long-term incentive in the form of a new hire equity grant Comprehensive health plans 401K with company matching Paid Parental Leave Flexible time off Salary Range : The base salary range for this role is between $152,000 - $190,000 in the State of New York, the State of California and the State of Washington. This range is not inclusive of our discretionary bonus or equity package. When determining a candidate's compensation, we consider a number of factors including skillset, experience, job scope, and current market data. At Gemini, we strive to build diverse teams that reflect the people we want to empower through our products, and we are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, or Veteran status. Equal Opportunity is the Law, and Gemini is proud to be an equal opportunity workplace. If you have a specific need that requires accommodation, please let a member of the People Team know. LI-AA1

Minimum Requirements 4+ years experience in data analytics, strategy analytics or modeling role
Advanced skills with SQL are a must
Proficient in Python
Experience with one or more MPP databases (Redshift, Bigquery, Snowflake, etc)
Experience with one or more ETL tools (Informatica, Pentaho, SSIS, etc)
Experienced in working collaboratively across different teams and departments
Strong technical and business communication
This role may require on-call rotations
Responsibilities These projects cover a wide-range of topics including fiat returns, identifying low quality and fraudulent users, and using on-chain information to support fraud detection
As a member of our Trust & Safety data science team, you’ll shape the way we approach data at Gemini by using your analytical and communication skills to work with teams across the business
You will focus on customer onboarding, transactions, and payment strategies to lower payment return rates and identify and off-board bad actors from Gemini, as well as manage ad-hoc requests from cross-functional teams
You’ll work with other data scientists, analysts, engineers, and fraud operators to guide strategies and achieve KPIs while communicating your insights with leaders across the organization
Identify, monitor, and mitigate fraud activity
Develop and implement high precision fraud prevention controls
Process, clean, and visualize data from complex databases and create top-notch reporting solutions
Partner with product managers, engineers, fraud operations, and other functions to drive insights for the Trust and Safety team
Design experimentation frameworks such as decision trees and A/B test models, identify leading indicators of fraud losses, and develop strategies to improve fraud capture rates
Design, build and enhance dimensional models for BI solutions
Perform root cause analysis and resolve production and data issues
Create test plans, test scripts, and perform data validation
Tune SQL queries, reports, and ETL pipelines
Build and maintain data dictionary and process documentation
Research new tools and technologies to improve existing processes
Benefits A discretionary annual bonus
Long-term incentive in the form of a new hire equity grant
401K with company matching
Flexible time off
Salary Range: The base salary range for this role is between $120,000 - $168,000 in the State of New York, the State of California and the State of Washington
This range is not inclusive of our discretionary bonus or equity package
Company Information Gemini Trust Company, LLC (Gemini) is a next generation cryptocurrency exchange and custodian that allows customers to buy, sell, stake, and store digital assets such as bitcoin and ether. Gemini is a New York trust company that is held to the highest level of fiduciary obligations, capital reserve requirements, and banking compliance standards. Gemini was founded in 2015, by brothers Cameron and Tyler Winklevoss, to build a bridge to the future of money. For more information, visit Gemini.com.

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<h3>Minimum Requirements</h3><ul><li>4+ years experience in data analytics, strategy analytics or modeling role</li><li>Advanced skills with SQL are a must</li><li>Proficient in Python</li><li>Experience with one or more MPP databases (Redshift, Bigquery, Snowflake, etc)</li><li>Experience with one or more ETL tools (Informatica, Pentaho, SSIS, etc)</li><li>Experienced in working collaboratively across different teams and departments</li><li>Strong technical and business communication</li><li>This role may require on-call rotations</li></ul><h3>Responsibilities</h3><ul><li>These projects cover a wide-range of topics including fiat returns, identifying low quality and fraudulent users, and using on-chain information to support fraud detection</li><li>As a member of our Trust & Safety data science team, you’ll shape the way we approach data at Gemini by using your analytical and communication skills to work with teams across the business</li><li>You will focus on customer onboarding, transactions, and payment strategies to lower payment return rates and identify and off-board bad actors from Gemini, as well as manage ad-hoc requests from cross-functional teams</li><li>You’ll work with other data scientists, analysts, engineers, and fraud operators to guide strategies and achieve KPIs while communicating your insights with leaders across the organization</li><li>Identify, monitor, and mitigate fraud activity</li><li>Develop and implement high precision fraud prevention controls</li><li>Process, clean, and visualize data from complex databases and create top-notch reporting solutions</li><li>Partner with product managers, engineers, fraud operations, and other functions to drive insights for the Trust and Safety team</li><li>Design experimentation frameworks such as decision trees and A/B test models, identify leading indicators of fraud losses, and develop strategies to improve fraud capture rates</li><li>Design, build and enhance dimensional models for BI solutions</li><li>Perform root cause analysis and resolve production and data issues</li><li>Create test plans, test scripts, and perform data validation</li><li>Tune SQL queries, reports, and ETL pipelines</li><li>Build and maintain data dictionary and process documentation</li><li>Research new tools and technologies to improve existing processes</li></ul><h3>Benefits</h3><ul><li>A discretionary annual bonus</li><li>Long-term incentive in the form of a new hire equity grant</li><li>401K with company matching</li><li>Flexible time off</li><li>Salary Range: The base salary range for this role is between $120,000 - $168,000 in the State of New York, the State of California and the State of Washington</li><li>This range is not inclusive of our discretionary bonus or equity package</li></ul><h3>Company Information</h3>Gemini Trust Company, LLC (Gemini) is a next generation cryptocurrency exchange and custodian that allows customers to buy, sell, stake, and store digital assets such as bitcoin and ether. Gemini is a New York trust company that is held to the highest level of fiduciary obligations, capital reserve requirements, and banking compliance standards. Gemini was founded in 2015, by brothers Cameron and Tyler Winklevoss, to build a bridge to the future of money. For more information, visit Gemini.com.
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