ML Engineer Jobs at Roblox with Visa Sponsorship
ML Engineer jobs at Roblox center on applied research, recommendation systems, and real-time infrastructure at scale. The company has a consistent track record of sponsoring work visas across multiple categories for ML Engineers, making it a realistic target if you're navigating the U.S. immigration system.
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Get Access To All JobsINTRODUCTION
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.
ROLE AND RESPONSIBILITIES
Why Safety?
At Roblox, we strive to connect a billion people with optimism and civility, and the Safety organization’s mission is to become the leader in civil immersive online communities. We systematically and proactively work to detect, remove, and prevent problematic content and behavior. We seek to influence and shape the product roadmap and prioritization, build safety products, and measure our impact on the community of users and developers. In doing so, we help keep Roblox safe, civil, and inclusive, fostering positive relationships between people around the world.
Why Text Safety?
As a Senior Engineer you will play a key role in advancing large-scale AI systems that strengthen text safety and integrity. You’ll leverage cutting-edge ML models to build intelligent tools to curate high-quality training and evaluation data to train machine learning models. These systems will continuously refine and enhance model performance, enabling proactive detection and mitigation of safety risks across the platform in real time.
In this role, you’ll work closely with cross-functional teams of engineers, product managers, policy experts, and safety specialists to turn complex safety challenges into scalable, impactful solutions. You’ll establish best practices and technical standards that define the next generation of safety AI, ensuring the platform remains secure, inclusive, and resilient. Your contributions will directly empower robust, AI-driven moderation and detection systems that foster a safe and positive experience for all users.
You Will:
- Design, build, and own critical components of the AI based text safety components, with a focus on usability, reliability, scalability, and performance.
- Implement robust AI service to ensure text quality on all Roblox properties (Avatar, Game Description etc.).
- Advance our AI systems infrastructure by developing strong frameworks and APIs to support the text filtering needs for hundreds of clients in Roblox.
- Partner with cross-functional teams of engineers, product managers, policy experts, and safety specialists to deliver scalable data and AI solutions to power next-generation safety systems.
- Develop text safety quality metrics and eval tooling to support the continued quality iteration over time.
- Stay current with emerging technologies and push forward innovation in AI space to enhance user and platform safety.
BASIC QUALIFICATIONS
You Have:
- 5+ years of experience designing, building, and deploying large-scale machine learning systems in production environments.
- A graduate degree or equivalent experience in Computer Science, Engineering, or a related technical field.
- Strong communication skills and a collaborative, solution-oriented approach to problem solving.
PREFERRED QUALIFICATIONS
You Are:
- Data & System Oriented: You understand that robust data and systems are the foundation of any production applications, and you design infrastructure for scale, correctness, and reliability.
- Collaborative: You thrive in cross-functional teams, partnering effectively with Product and Engineering to solve complex challenges.
- Curious & Creative: You enjoy tackling hard problems, exploring new technologies, and driving continuous improvements in both systems and workflows.
- Impact Driven: You focus on outcomes - prioritizing product impact, reliability, and measurable success over code volume or complexity.
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 salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits as described on this page.
- Annual Salary Range: $260,300—$312,970 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.
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.
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.
ROLE AND RESPONSIBILITIES
Why Safety?
At Roblox, we strive to connect a billion people with optimism and civility, and the Safety organization’s mission is to become the leader in civil immersive online communities. We systematically and proactively work to detect, remove, and prevent problematic content and behavior. We seek to influence and shape the product roadmap and prioritization, build safety products, and measure our impact on the community of users and developers. In doing so, we help keep Roblox safe, civil, and inclusive, fostering positive relationships between people around the world.
Why Text Safety?
As a Senior Engineer you will play a key role in advancing large-scale AI systems that strengthen text safety and integrity. You’ll leverage cutting-edge ML models to build intelligent tools to curate high-quality training and evaluation data to train machine learning models. These systems will continuously refine and enhance model performance, enabling proactive detection and mitigation of safety risks across the platform in real time.
In this role, you’ll work closely with cross-functional teams of engineers, product managers, policy experts, and safety specialists to turn complex safety challenges into scalable, impactful solutions. You’ll establish best practices and technical standards that define the next generation of safety AI, ensuring the platform remains secure, inclusive, and resilient. Your contributions will directly empower robust, AI-driven moderation and detection systems that foster a safe and positive experience for all users.
You Will:
- Design, build, and own critical components of the AI based text safety components, with a focus on usability, reliability, scalability, and performance.
- Implement robust AI service to ensure text quality on all Roblox properties (Avatar, Game Description etc.).
- Advance our AI systems infrastructure by developing strong frameworks and APIs to support the text filtering needs for hundreds of clients in Roblox.
- Partner with cross-functional teams of engineers, product managers, policy experts, and safety specialists to deliver scalable data and AI solutions to power next-generation safety systems.
- Develop text safety quality metrics and eval tooling to support the continued quality iteration over time.
- Stay current with emerging technologies and push forward innovation in AI space to enhance user and platform safety.
BASIC QUALIFICATIONS
You Have:
- 5+ years of experience designing, building, and deploying large-scale machine learning systems in production environments.
- A graduate degree or equivalent experience in Computer Science, Engineering, or a related technical field.
- Strong communication skills and a collaborative, solution-oriented approach to problem solving.
PREFERRED QUALIFICATIONS
You Are:
- Data & System Oriented: You understand that robust data and systems are the foundation of any production applications, and you design infrastructure for scale, correctness, and reliability.
- Collaborative: You thrive in cross-functional teams, partnering effectively with Product and Engineering to solve complex challenges.
- Curious & Creative: You enjoy tackling hard problems, exploring new technologies, and driving continuous improvements in both systems and workflows.
- Impact Driven: You focus on outcomes - prioritizing product impact, reliability, and measurable success over code volume or complexity.
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 salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits as described on this page.
- Annual Salary Range: $260,300—$312,970 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.
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.
Tips for Finding ML Engineer Jobs at Roblox
Tailor your portfolio to Roblox's ML stack
Roblox ML roles frequently focus on ranking systems, content moderation, and real-time inference. Showcasing projects in these areas, with measurable outcomes, signals direct fit before your resume ever reaches a recruiter.
Verify your visa category before applying
Roblox sponsors several nonimmigrant categories, including H-1B, E-3, TN, and H-1B1 visa. Knowing which category fits your nationality and degree before your first interview lets you answer sponsorship questions confidently and avoids surprises during offer negotiation.
Time your application around H-1B cap deadlines
If you need H-1B sponsorship, USCIS opens registration in March for an October 1 start date. A Roblox offer finalized after April may push your start to the following fiscal year, so factor that gap into your job search timeline.
Use OPT strategically to get your foot in the door
F-1 graduates can start on OPT while a full H-1B petition is prepared. Roblox sponsors both, so joining on OPT with a clear transition plan already discussed removes a common barrier that stalls offers at the hiring manager level.
Prepare for technical rounds that reflect production ML systems
Roblox interviews for ML Engineer roles emphasize system design for large-scale models and latency-sensitive pipelines, not just algorithm theory. Practicing distributed training architectures and model serving patterns puts you in a stronger position than standard LeetCode prep alone.
Find and track Roblox ML openings through Migrate Mate
Sponsorship-confirmed ML Engineer roles at Roblox can be hard to surface through general job boards. Use Migrate Mate to filter specifically for Roblox positions across the visa categories you qualify for, so you're applying to roles with confirmed sponsorship history.
Frequently Asked Questions
Does Roblox sponsor H-1B visas for ML Engineers?
Yes, Roblox sponsors H-1B visas for ML Engineer roles. The company has a consistent pattern of filing H-1B petitions for technical positions across its engineering organization. If you're on F-1 OPT, Roblox also supports the transition to H-1B visa status, though you'll need to account for the annual USCIS lottery and the October 1 cap-subject start date.
How do I apply for ML Engineer jobs at Roblox?
Applications go through Roblox's careers portal, where ML Engineer roles are listed under the Engineering or Data Science categories. For a filtered view that confirms visa sponsorship eligibility, Migrate Mate lets you browse open Roblox ML positions by the visa categories you qualify for. The process typically involves a recruiter screen, technical assessments, and a final loop before an offer stage.
Which visa types does Roblox commonly use for ML Engineers?
Roblox sponsors a range of visa types for ML Engineer roles, including H-1B, H-1B1 visa (for Chilean and Singaporean nationals), E-3 visa (for Australian nationals), TN visa (for Canadian and Mexican nationals), F-1 OPT, and employment-based Green Cards through the EB-2 and EB-3 categories. The right category depends on your nationality, degree, and how quickly you need authorization to start.
What qualifications does Roblox expect for ML Engineer roles?
Most ML Engineer postings at Roblox require a bachelor's or master's degree in computer science, machine learning, or a related field, along with hands-on experience building and deploying models at scale. Roles focused on recommendations, safety, or infrastructure tend to weight systems design and production ML experience heavily alongside research depth. A PhD can be an advantage for more research-oriented positions.
How long does the visa sponsorship process take at Roblox?
Timeline depends on your visa category. H-1B cap-subject cases filed in April won't authorize employment until October 1 at the earliest, a six-month gap that can affect your start date negotiation. E-3 and TN cases move faster, often resolving within a few weeks through consular processing. USCIS premium processing is available for H-1B petitions and reduces adjudication to 15 business days once the petition is filed.