ApplySarthi[2027] Data Scientist - PhD Intern
Roblox
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This role on the market
2,183 open scientist roles across 330 companies are on ApplySarthi right now, most of them in Bengaluru (130), Hyderabad (72), Delhi NCR (33).
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What scientist roles keep asking for: Python (56%), Machine learning (45%), SQL (27%), C++ (19%), Java (17%), Deep learning (17%), LLMs (16%), R (16%) — counted across their open postings here.
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Roblox has 261 open roles listed here.
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Counted across 14 company job boards, updated as roles open and close.
Preparing for this interview
Interviews for scientist roles keep coming back to Python, Machine learning, SQL, C++. Practise those questions before you sit with Roblox.
Questions you are likely to be asked
- Why do you want to join Roblox?
- What is your experience with Machine learning? Tell me one thing you learned the hard way.
- When would you not use machine learning for a problem?
- Walk me through a model you built, from the data to how it was used.
- How did you know your model was actually good, and not just good on your test set?
Prep Sarthi gives you a free mock interview: an AI interviewer asks you questions like these out loud, from your own CV and this job, and shows your score and your weakest answer.
Practise the [2027] Data Scientist - PhD Intern at Roblox interview free →Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators.
At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there.
A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone.
The Data Science & Analytics organization's mission is to increase our speed, frequency and acumen of making decisions at scale by instilling a data-influenced approach to building products. We cover a wide area of the data spectrum including analytical data engineering, product analytics, causal inference, economics, statistical modeling and machine learning. Aligned and partnering with product verticals, we use this extensive toolbelt to discover new opportunities and unmet use cases, influence and shape the product roadmap and prioritization, build data products and measure impact on our community of players and developers.
Teams Hiring for this role:
- Foundation AI: Our AI evaluation team focuses on generating high-quality models and consistently improving our evaluation models.
- Safety: Managing account relationships and the real-time morphing of linguistic mapping.
- Economy: Drive creator success and growth by exploring marketplace structure and pricing.
- Engine: This team is dedicated to enhancing Roblox's overall stability and performance, enabling all its functionalities.
- Social: Analyze user engagement to identify areas for enhancing the user experience and delivering greater value.
- Consumer/Growth: Optimize our user’s experience and provide them with UX and content to maximize intention and engagement on the platform.
- Creator/Ads and Brands: Understand the long term value and contribution Creators have to the health of Roblox’s ecosystem
You Will:
- Collaborate with data scientists and engineers to research and develop advanced data analytics, causal inference, experiment design and machine learning solutions to power the business and product innovations.
- Conduct in-depth research to address complex data-related challenges.
- Work on projects that have a real impact on our products, services, and business strategy.
- Apply your work to expedite product innovations, including in-experience experiments, friend recommendations, and dynamic resource allocation for experience servers
- Present your findings and recommendations to both technical and non-technical stakeholders.
You Have:
- Possessing or pursuing a PhD degree in a quantitative field such as Statistics, Applied Math, Computer Science, Economics, or Computational Social Science.
- At least 1 year of experience doing causal inference or machine learning or experiment design via research or prior internship.
- Proficiency in one or more programming languages (e.g.,SQL,Python or R)
- Proficiency in big data query/processing languages and tools such as SQL, Hive, Spark, or Airflow.
- Passion for applying scientific rigor to advance dynamic consumer products.
- Experience in developing production solutions is a plus.
- Experience with ML modeling
You may redact age, date of birth, and dates of attendance/graduation from your resume if you prefer.
For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual hourly rate could fall outside of this expected range. This pay range is subject to change and may be modified in the future. Please note that not all benefits shown on this page are applicable to internship opportunities.
Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted).
Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations to candidates with qualifying disabilities or religious beliefs during the recruiting process.
For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.
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Listed on greenhouse · posted 2026-10-08. ApplySarthi collects openings and links to application pages; the role is advertised by Roblox, not by us.