Roblox · 3 days ago
[2026] Senior Machine Learning Engineer, Natural Language Processing - PhD Early Career
San Mateo, CA
Full-time
Hybrid
Senior Level
$196K/yr - $242K/yrRoblox is a platform that allows users to explore, create, play, learn, and connect through immersive digital experiences. They are seeking a Senior Machine Learning Engineer specializing in Natural Language Processing to develop and implement cutting-edge NLP and speech solutions, impacting user interactions and safety across their platform.
3D TechnologyGamingMetaverseOnline GamesSoftwareVideo Games
Responsibilities
Design and implement deep learning-based NLP and speech solutions that address problems across Roblox, from creation to safety
Develop advanced models, including Large Language Models (LLMs), machine translation, and generative AI, for user interactions, content creation, and moderation
Have the independence and end-to-end responsibility to develop NLP/ML-based services that are scalable and resilient
Be a technical bar-raiser for cutting-edge ML technology, high code quality, and architectural designs
Work backward from user and product needs to deliver ML solutions that drive engagement, safety, and ecosystem growth
Qualification
Required
Possessing or pursuing a Ph.D. in Computer Science, Computer Engineering, Mathematics, Statistics, or a related technical field, with a thesis aligned to Roblox's research areas
Expertise in one or more areas: NLP, Speech Models, Large Language Models, Machine Translation, or Generative AI (including diffusion models)
Experience with transformer-based model design, training, serving, and product integration
A strong research track record, evidenced by multiple publications and presentations in top-tier, peer-reviewed venues (e.g., ACL, EMNLP, Interspeech, ICML, NeurIPS)
Proficiency in one or more programming languages (e.g., Python, C++, Go, Java) and experience building and optimizing large-scale systems
Benefits
Equity compensation
Benefits as described on this page
Company
Roblox
Roblox is an online gaming and entertainment platform that offers a shared digital experience that brings people together through play.
Founded in 2004
1001-5000 employees
H1B Sponsorship
Roblox has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (240)
2024 (111)
2023 (139)
2022 (153)
2021 (91)
2020 (92)
Funding
Current Stage
Public CompanyTotal Funding
$874.45MKey Investors
Andreessen HorowitzAltos Ventures
2024-10-01Post Ipo Equity
2022-04-12Series Unknown· $17.71M
2021-08-11Series Unknown
Leadership Team
David Baszucki
Founder and CEO
Anupam Singh
VP Engineering, AI Platform, Infrastructure
Recent News
Greylock
2025-12-31
Company data provided by crunchbase