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Velocity Global, Llc Interview Questions

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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

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 you work for a social media company that has just done a launch in a new city. Looking at weekly metrics, you see a slow decrease in the average number of comments per user from January to March in this city.

The company has been consistently growing new users in the city from January to March.

What are some reasons why the average number of comments per user would be decreasing and what metrics would you look into?

What metric could be used to measure if active users are still engaging on the platform despite an overall decrease in the average number of comments per user?

What metric could be used to measure if active users are still engaging on the platform despite an overall decrease in the average number of comments per user?

Decreasing Comments

How would you investigate a decline in the average number of comments per user?

Velocity Global, Llc Salaries by Position

Position Summary

We are looking for an Associate Product Manager to join our growing Product team. This position is to be based within the United States, but may serve global teams. This full-time position is a significant role responsible for helping to build a world-class software development machine that accelerates our revenue growth as we continue to build new applications and partnerships. The successful candidate will own delivery of product features in support of large-scale projects. The successful candidate will need tremendous depth in driving product planning and execution throughout the lifecycle of the business to support our broad customer base, rapid growth rate, and the scale at which we’re currently operating.

Responsibilities

Champion technology product initiatives and feature enhancements.
Work closely with business partners to understand and research business and functional requirements and translate them into prioritized feature roadmaps.
Lead or co-lead across the entire product lifecycle by working with team members to conceptualize, design, develop, measure impact, and optimize.
Monitor the health of product initiatives with the associated risks and implications to timelines and lead the resolution of cross-functional issues, escalating when necessary.
Foster software product management consistent with all policies and practices to create a highly predictable software delivery machine.
Participate in all product development activities from customer research to delivery as a "no ego" team member and leader.
Keep stakeholders up to date on product progress and the team connected across locations and strategic initiatives.

Qualifications/Skills

2+ years of experience in producing commercial software.
A Bachelor’s or Master’s degree in CS or a related field is nice, but aptitude and experience trump. We find that the best product managers come from many diverse backgrounds.
Deep Knowledge: Possess knowledge of modern product development practices, specifically customer-centered, empathize/research/prototype/test, component-based, and metrics-driven.
Experience: Has experience leading the delivery of product or platform features and making a tremendous impact.
Understands how to prioritize a feature backlog and deliver accordingly.
Problem Solver: Brings versatile leadership approaches to draw people together and drive opportunities to fruition.
Agent of Change: Leverages communication skills and EQ to facilitate the adoption of what we build.
Connector: Connects people and builds bridges across different teams and locations.
Best-Practices: Blends stellar speed, quality, and resiliency in high-availability, fast-paced, and growing environments.

Please note: In the spirit of winning together, the position will be based in Palo Alto, California, and in-office collaboration is required for at least one day per week. Candidates based in Denver, Colorado; Jersey City, New Jersey; and Toronto, Ontario, may also be considered with the same in-office requirement.

Our job titles may span more than one career level. The base pay depends upon many factors, such as training, transferable skills, work experience, business needs, and market demands. The base pay range is subject to change and may be modified. This role is eligible for annual performance-based bonuses, flexible time off, health care benefits, retirement savings, and employee incentive plans.

Pay Range

$118,800—$139,900 USD

GO FARTHER WITH VELOCITY

At Velocity Global, we’re building a dream team made up of the world’s best talent. We’re looking for people like you to join us as we make opportunity borderless for people everywhere.

About Velocity Global

At Velocity Global, our values represent who we are and the company we want to be. We harness the power of unity, diversity, and collaboration, drive for impact, and win as a team - bringing our unique talents together to achieve our common goals. In partnership with our customers and ourselves, we are better together, and together, we win.

Please refer to our present benefits offering here.

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As a Staff Software Engineer joining our fast-growing Financial Systems Engineering team, you will shape the architecture and design of Velocity's Global Work Platform. You work on problems that span across multiple internal and external systems, leading key technical decisions that impact the architecture and scalability of our financial platforms. As the tech lead for an engineering pod, you'll collaborate across teams, driving the transition from monolithic to microservices architecture on AWS. Your leadership will ensure that cross-functional partners understand how the solutions you're building create value for our internal and external customers. You will report to the Sr. Manager, Software Engineering. You will be based in Palo Alto, California, and in-office collaboration is required for at least one day per week. You Will: <ul> <li>Drive architectural vision and lead the design of scalable solutions for our financial systems, including payroll and billing. </li><li>Provide technical leadership to your pod, working closely with engineering, product, and operations teams to align on system requirements and deliver high-quality, scalable software solutions. </li><li>Collaborate with engineers to address operational issues and ensure that insights from root cause analyses are implemented organization-wide. </li><li>Develop quick prototypes to inform decision-making on project priorities and requirements. </li><li>Conduct code reviews to ensure adherence to coding standards. </li><li>Mentor junior engineers on best practices and contribute to the team's upskilling efforts. </li></ul>You Have: <ul> <li>Bachelor's (or higher) degree in Computer Science, Computer Engineering, or a related field such as physics or mathematics, or equivalent technical experience. </li><li>6+ years of experience in software development. </li><li>Experience in one or more programming languages including TypeScript and JavaScript. </li><li>Experience in backend development technologies and frameworks such as Node.js, React, or Spring Boot </li><li>Experience developing full stack web applications on AWS cloud platform. </li><li>Experience with ERP systems (ex: SAP, NetSuite) is valuable. </li></ul>Our job titles may span more than one career level. The base pay depends upon many factors, such as training, transferable skills, work experience, business needs, and market demands. The base pay range is subject to change and may be modified. This role may be eligible for annual performance-based bonuses, flexible time off, health care benefits, retirement savings, and employee incentive plans. Annualized Pay Range $155,000-$214,000 USD GO FARTHER WITH VELOCITY At Velocity Global, we're building a dream team made up of the world's best talent. We're looking for people like you to join us as we make opportunity borderless for people everywhere. ABOUT VELOCITY GLOBAL At Velocity Global, our values represent who we are and the company we want to be. We harness the power of our values to bring our unique talents together in pursuit of our common goals. In partnership with our customers and ourselves, we are better together, and together, we win. We are dedicated to fostering diversity and inclusion across our organization, embracing the rich tapestry of cultures, backgrounds, and perspectives that our global team brings together in offices around the world. Velocity Global is an Equal Opportunity Employer committed to empowering individuals from all walks of life to achieve their professional goals with us, regardless of race, religion, gender, gender identity, pregnancy, disability, sexual orientation, age, national origin, citizenship status, or genetic information. We actively seek and encourage applications from diverse candidates, including those with disabilities, and offer accommodations throughout the selection process upon request. Velocity Global offers a range of benefits tailored to the location and type of role. A general benefits overview is below: <ul> <li>Flexible Time Off + Parental Leave </li><li>Health and Dental Insurance </li><li>Retirement Savings + Employee Incentive Plan </li><li>WFH Stipend + Coworking Space </li><li>Company Bonus + Spot Bonuses </li></ul> Please visit our career page for more information.

Velocity Global is looking for a Senior Staff Data Scientist to join our growing data science team. The Senior Staff Data Scientist will provide technical leadership for the data science team and partner with other departments to create Generative AI applications. We are looking for someone with a broad range of experience performing data-driven work; with valuable experiences in Data Science and Data Engineering.
By leading this team, you will improve our systems, our business, and, most importantly, our customer using Generative AI.
You will report to the Manager, Software Engineering.
This is a hybrid role based in Palo Alto, CA or Denver, CO.
You Will: Architect and develop AI-centric solutions that align with customer needs and the strategic goals of Velocity Global; collaborate with multiple units to discover opportunities, building rapid prototypes, and pushing prototypes to production quality.
Conduct and participate in code reviews, maintaining high standards in coding practices and following company guidelines.
Enhance performance and scalability of software solutions.
Keep up-to-date of technological advancements and industry trends especially in the Generative AI space.
Gather, extract, manipulate, analyze, and model data using analytical and statistical tools.
Develop machine learning systems, including data selection, model evaluation, and model deployment.
Work with team members and leaders to design and build solutions.
Build well-managed data solutions, and capabilities to promote self-service frameworks for data consumers.
You Have: A degree (preferably an advanced degree) in a technical discipline including Physics, Engineering, Mathematics, or Computer Science.
7 years of experience working in data engineering or science.
Experience building in Python and performing (and optimizing) queries on a relational database.
Experience working on AWS and GitLab CI/CD.
Experience with Generative AI and RAG-based systems preferred.
Our Benefits: Flexible Time Off + 2 Paid Volunteer Days + Parental Leave.
Health and Dental Insurance.
Retirement Savings + Employee Incentive Plan.
WFH Stipend + Coworking.
Company Bonus + Spot Bonuses.
Our job titles may span more than one career level. The base pay depends upon many factors, such as training, transferable skills, work experience, business needs, and market demands. The base pay range is subject to change and may be modified. This role may be eligible for annual performance-based bonuses, flexible time off, health care benefits, retirement savings, and employee incentive plans.
Annualized Pay Range $185,000—$260,000 USD
GO FARTHER WITH VELOCITY At Velocity Global, we’re building a dream team made up of the world’s best talent. We’re looking for people like you to join us as we make opportunity borderless for people everywhere.
About Velocity Global At Velocity Global, our values represent who we are and the company we want to be. We harness the power of our values to bring our unique talents together in pursuit of our common goals. In partnership with our customers and ourselves, we are better together, and together, we win.
We are dedicated to fostering diversity and inclusion across our organization, embracing the rich tapestry of cultures, backgrounds, and perspectives that our global team brings together in offices around the world. Velocity Global is an Equal Opportunity Employer committed to empowering individuals from all walks of life to achieve their professional goals with us, regardless of race, religion, gender, gender identity, pregnancy, disability, sexual orientation, age, national origin, citizenship status, or genetic information. We actively seek and encourage applications from diverse candidates, including those with disabilities, and offer accommodations throughout the selection process upon request.
Please visit our career page for more information.

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Velocity Global, Llc Interview Questions

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Velocity Global, Llc Interview Questions

Velocity Global, Llc Salaries by Position

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