Principal Machine Learning Platform Engineer

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Principal Machine Learning Platform Engineer in USA new

Roblox
Full time
Email

USA
10/13/2026
Report

San Mateo, CA

Responsibilities

Own the ML platform as a product by defining requirements, writing RFDs, and shipping APIs, SDKs, CLIs, and UIs.
Bootstrap and maintain the Serving Layer, Model Registry, Pipeline Orchestrator, and training/inference control planes.
Set technical strategy and oversee scalable, reliable infrastructure with defined latency, availability, and cost objectives.
Design templates, golden paths, opinionated defaults, and documentation that improve developer experience and time to production.
Measure platform adoption, friction, reliability, and cost to prioritize the roadmap and validate outcomes.
Partner with ML Engineering, Data Science, Infra/SRE, Security, and Finance teams to optimize performance, safety, and spending.
Develop tooling across the ML lifecycle and mentor engineers, lead design reviews, and drive cross-team architecture.

Requirements

10+ years of professional experience and extensive system design experience building scalable, reliable platforms.
Strong software delivery skills with the ability to design, communicate, and ship platform products.
Proficiency in API design and developer experience, including gRPC/REST APIs, SDKs, CLIs, and simple UIs.
Bachelor’s degree in Computer Science, Computer Engineering, Data Science, or a similar technical field.
Preferred experience with the end-to-end ML model lifecycle, including model serving, training, model CI/CD, GPU resource management, and ML platform features.

Benefits

Full-time employees are eligible for equity compensation and benefits.
Office-based roles are onsite Tuesday, Wednesday, and Thursday, with optional presence Monday and Friday.
Roblox provides equal employment opportunities and reasonable accommodations during the recruiting process.

Salary: $295k - $345k/yr

Roblox

Roblox's vision is to reimagine the way people come together. Our mission is to connect a billion people with optimism and civility. What is Roblox? Roblox is a platform where people come together virtually to share experiences. Every day, tens of millions of people from around the world come to ...

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