Machine Learning Engineer Jobs at Roblox with Visa Sponsorship
Roblox hires Machine Learning Engineers to build the recommendation systems, safety models, and personalization infrastructure powering a platform used by hundreds of millions. The company has a consistent track record of sponsoring work visas for this function, supporting candidates from initial offer through long-term status.
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INTRODUCTION
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. Roblox is ushering in the next generation of entertainment, allowing people to create and play together in immersive, user-generated worlds. We're the one and only fastest-growing entertainment platform that lets anyone teach themselves how to code and publish any experience imaginable — across any device — reaching players across the globe every day! Roblox's Platform Is Experiencing Unprecedented Growth, And As a PhD Intern, You Will Be At The Forefront Of This Exciting Journey! You'll Be Part Of a World-class Team That Is Revolutionizing The Entertainment Industry And Empowering Millions Of Players Worldwide.
ROLE AND RESPONSIBILITIES
During this 12 or 16-week Internship, We'll Support You As You Tackle The Hardest Problems In Tech Today – Content Understanding, ML Based Recommendation, Distributed Systems, Real-time Communication, 3D Co-experience, Extensive Data Processing, Rendering, Physics. Roblox Offers The Opportunity To Conduct Experiments At Scale With Millions Of Users Globally, Vast Datasets, And Cutting-edge Client-server Technologies. We're Looking For Experts To Focus On The Following Areas:
- Search and Discovery: powers major recommendation surfaces—conducting cutting-edge research in generative modeling, multimodal and MLLM technologies, designing advanced agentic AI algorithms to solve business requirements while achieving technical breakthroughs.
- Ads & Brands: focuses on ranking, retrieval, and marketplace/auction theory to optimize sponsored content delivery.
You Will
- Engage with Roblox as part of your PhD thesis during the internship and beyond on a case-by-case basis
- Perform hands-on ML Engineering, develop prototypes, and conduct experiments to solve challenging problems.
- Transition and apply innovative ML breakthroughs into large scale production systems
BASIC QUALIFICATIONS
You Have
- Pursuing or recently completed a PhD in computer science, engineering, or a related field, with a thesis aligned to Roblox areas.
- Proficiency in one or more programming languages such as Go, Node.js, Ruby, Python, C++, Lua, Swift, C#, or Java
- Published and presented peer-reviewed articles in top-tier venues.
- Proficiency in coding, with experience building and optimizing large-scale systems. You may redact age, date of birth, and dates of attendance/graduation from your resume if you prefer.
COMPENSATION
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.
- Hourly Pay Range: $72—$72 USD
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.

INTRODUCTION
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. Roblox is ushering in the next generation of entertainment, allowing people to create and play together in immersive, user-generated worlds. We're the one and only fastest-growing entertainment platform that lets anyone teach themselves how to code and publish any experience imaginable — across any device — reaching players across the globe every day! Roblox's Platform Is Experiencing Unprecedented Growth, And As a PhD Intern, You Will Be At The Forefront Of This Exciting Journey! You'll Be Part Of a World-class Team That Is Revolutionizing The Entertainment Industry And Empowering Millions Of Players Worldwide.
ROLE AND RESPONSIBILITIES
During this 12 or 16-week Internship, We'll Support You As You Tackle The Hardest Problems In Tech Today – Content Understanding, ML Based Recommendation, Distributed Systems, Real-time Communication, 3D Co-experience, Extensive Data Processing, Rendering, Physics. Roblox Offers The Opportunity To Conduct Experiments At Scale With Millions Of Users Globally, Vast Datasets, And Cutting-edge Client-server Technologies. We're Looking For Experts To Focus On The Following Areas:
- Search and Discovery: powers major recommendation surfaces—conducting cutting-edge research in generative modeling, multimodal and MLLM technologies, designing advanced agentic AI algorithms to solve business requirements while achieving technical breakthroughs.
- Ads & Brands: focuses on ranking, retrieval, and marketplace/auction theory to optimize sponsored content delivery.
You Will
- Engage with Roblox as part of your PhD thesis during the internship and beyond on a case-by-case basis
- Perform hands-on ML Engineering, develop prototypes, and conduct experiments to solve challenging problems.
- Transition and apply innovative ML breakthroughs into large scale production systems
BASIC QUALIFICATIONS
You Have
- Pursuing or recently completed a PhD in computer science, engineering, or a related field, with a thesis aligned to Roblox areas.
- Proficiency in one or more programming languages such as Go, Node.js, Ruby, Python, C++, Lua, Swift, C#, or Java
- Published and presented peer-reviewed articles in top-tier venues.
- Proficiency in coding, with experience building and optimizing large-scale systems. You may redact age, date of birth, and dates of attendance/graduation from your resume if you prefer.
COMPENSATION
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.
- Hourly Pay Range: $72—$72 USD
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.
See all 40+ Machine Learning Engineer at Roblox jobs
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Get Access To All JobsTips for Finding Machine Learning Engineer Jobs at Roblox Jobs
Align your portfolio to Roblox's ML stack
Roblox publishes engineering blog posts detailing their work in content moderation, avatar recommendations, and real-time personalization. Tailor your GitHub projects or research to reflect these systems before your first interview round.
Verify your OPT STEM extension window before signing
STEM OPT extends your F-1 authorization by 24 months, but USCIS requires the extension application before your initial OPT expires. Confirm your OPT end date and submit early enough to avoid any gap before your Roblox start date.
Prepare a specialty occupation evidence file
Machine Learning Engineer roles at Roblox require a degree in computer science, statistics, or a closely related field. Gather transcripts, course syllabi, and any research publications now so your employer's counsel can build a strong specialty occupation argument for the I-129.
Browse open roles using Migrate Mate
Roblox posts Machine Learning Engineer openings across applied research, safety, and platform teams at different seniority levels. Use Migrate Mate to filter current Roblox listings by visa type so you target roles that match your sponsorship situation.
Clarify Green Card sponsorship timing during offer negotiation
PERM labor certification can take over a year before an I-140 petition is even filed. Ask Roblox's recruiter directly whether the team initiates PERM for this role level, and get that commitment in writing before you accept.
Machine Learning Engineer at Roblox jobs are hiring across the US. Find yours.
Find Machine Learning Engineer at Roblox JobsFrequently Asked Questions
Does Roblox sponsor H-1B visas for Machine Learning Engineers?
Yes, Roblox sponsors H-1B visas for Machine Learning Engineer roles. The company works with experienced immigration counsel and supports candidates through the full H-1B process, including lottery registration, I-129 petition filing, and subsequent renewals. Roblox also sponsors other nonimmigrant categories depending on your nationality and situation.
Which visa types does Roblox commonly sponsor for Machine Learning Engineer roles?
Roblox sponsors H-1B, H-1B1 for Chilean nationals, E-3 for Australian nationals, TN for Canadian and Mexican nationals, and F-1 OPT including the STEM OPT extension. For longer-term pathways, Roblox also supports EB-2 and EB-3 immigrant visa petitions, which lead to a Green Card through the PERM labor certification process.
What qualifications does Roblox expect for Machine Learning Engineer positions?
Roblox typically looks for a bachelor's or master's degree in computer science, machine learning, statistics, or a related quantitative field. Hands-on experience with large-scale recommendation systems, content ranking, or safety classifiers is valued. Roles on the research side often expect published work or demonstrated applied research output alongside strong engineering fundamentals.
How do I apply for Machine Learning Engineer jobs at Roblox?
You can find and apply for Machine Learning Engineer openings at Roblox through Migrate Mate, which filters listings by visa sponsorship type so you can confirm a role fits your immigration status before applying. Roblox's interview process typically includes a recruiter screen, technical assessments covering ML fundamentals and system design, and a final loop with the hiring team.
How do I plan my timeline if Roblox sponsors my H-1B while I'm on OPT?
H-1B cap-subject petitions can only be filed once per year, with USCIS opening registration in March for an October 1 start date. If you're on OPT and your authorization expires before October 1, you'll need your STEM OPT extension approved to bridge the gap. Confirm your OPT expiration date and lottery registration status with Roblox's immigration team before accepting an offer.
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