[2026] Senior Machine Learning Engineer, Account Identity - PhD Early Career

Roblox
San Mateo, CA, USA2026-03-26

About the job

As a Senior Machine Learning Engineer within the Account Identity team, you will be instrumental in developing our in-house Facial Age Estimation product and centralizing age assurance controls. If you are passionate about solving complex, high-impact problems in an adversarial landscape, this is the team for you.

Responsibilities

Build high-precision facial age estimation and real-time liveness checks to ensure a safe user identity system.

Develop and implement deepfake detection and 3D facial embeddings to defend against fraud and identity spoofing.

Qualifications

Minimum

Possessing or pursuing a PhD in computer science, engineering, or a related field, with a thesis aligned to Roblox’s research areas.

Expertise in one or more areas: computer vision, facial recognition, deepfake detection, fraud detection.

Strong coding skills with proficiency in one or more programming languages and experience with building large-scale systems

Experience working with large-scale data logs and tools like Spark and SQL to extract meaningful behavioral features.

The ability to build and productionize end-to-end ML development life cycles, including data engineering and scoring algorithms.

Preferred

No preferred qualifications listed.