Principal Software Engineer, Build

USA💼 Full-time💰 $295,250–$295,250🗓 2026-09-30 → 2026-10-01

Core

Develop features across Roblox Build and Studio Assistant surfaces, including AI-assisted iteration, direct editing, monetization, analytics, and onboarding.

Role type

Principal Software Engineer

Builds

Consumer-facing AI tools and editing surfaces for Roblox

Domain

Gaming / AI / Creative Tools

Deliverable

production ML models

Required skills

C++, Luau, JavaScript, TypeScript, complex codebase navigation, system architecture design, cross-functional project leadership, end-to-end feature ownership, formal mentoring

Preferred skills

agentic tools development, A/B testing

Technologies

C++, Luau, JavaScript, TypeScript

Responsibilities

Ship end-to-end functionality for AI-assisted iteration and direct editing; Own projects from technical specification through execution and launch; Mentor engineers through formal mentoring and leadership by example; Collaborate with product, design, and cross-functional teams to maintain execution quality and velocity

Seniority

Principal, hands-on IC with mentorship

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About Roblox

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.