158,742 Product companies jobs
Open tech roles at companies building their own product.
Senior Software Engineer, Reliability
Senior software engineer on Roblox's Reliability team, building fault-tolerant libraries, automation, load-testing guardrails, canarying services, and observability tooling to keep the platform reliable at massive scale. Requires 4+ years of experience and coding skills in languages like Go, C#, or Java.
Software Engineer, Test Frameworks & Tooling
Engineer on Roblox's Test Frameworks & Tooling team, designing and scaling the test automation infrastructure behind Roblox's services — frameworks, runners, orchestration, AI-assisted test generation, canary analysis, and debugging tools — using languages like C#, Go, or Python, onsite in San Mateo, CA.
Senior Product Designer, Consumer App
Senior Product Designer shaping how users navigate Roblox's consumer app: the navigation, information architecture, and cross-platform interaction models across mobile, desktop, console, TV, and XR. Day-to-day is systems design and prototyping in Figma (plus AI-assisted tools), alongside UX strategy with PM, engineering, and research.
Principal Machine Learning Platform Engineer, Foundation AI
Principal engineer who owns Roblox's internal ML platform as a product — building serving layers, model registries, pipeline orchestrators, and training/inference control planes exposed via APIs, SDKs, CLIs, and UIs. Blends backend engineering, developer experience, and large-scale GPU infrastructure work.
Senior Data Scientist, Monetary Policy
Senior data scientist who builds macroeconomic models and simulation frameworks for Roblox's virtual economy — forecasting Robux money supply, inflation, and exchange-rate policies, and running counterfactual simulations to inform monetary policy decisions with Product and Finance leadership. Core toolkit: econometrics, causal inference, time-series forecasting, and agent-based modeling.
Senior Software Engineer, Engine Harmony
Senior engineer on Roblox's Game Engine Systems team writing C++ engine code that harmonizes CPU, memory, and bandwidth resource usage so gameplay runs well across devices — from mobile clients to cloud servers — with optimization work to improve player engagement.
Senior Software Engineer, Runtime
Owns the concurrency core of the Roblox game engine — the task scheduler, fiber runtime, and async APIs. Day to day: building and optimizing C++ engine primitives, debugging production failures across PC, Mac, mobile, and console, and advising other engine teams. Core tech: modern C++, multithreading, and low-level performance work.
Product Designer, Marketing Systems
Individual-contributor Product Designer on Roblox's Marketing Systems (BizApps) team, owning the design of Roblox's company websites and web/mobile surfaces. Day to day: UX architecture and research, building a consistent design system and brand-aligned visual language, and delivering wireframes, prototypes, and high-fidelity designs in Figma.
[2027] Senior Machine Learning Engineer - PhD Early Career
Roblox is hiring a PhD-level senior machine learning engineer to take research projects end-to-end — from ideation through production deployment of deep learning, generative AI, multimodal, CV, NLP, and recommendation models that power the platform for hundreds of millions of daily users.
[2027] Data Scientist - PhD Intern
A PhD-level data science intern at Roblox's San Mateo HQ, conducting causal inference, experiment design, and machine learning research that powers product teams spanning AI evaluation, safety, economy, engine, social, growth, and ads. Core tools include SQL, Python/R, and big-data technologies like Hive, Spark, and Airflow.
Staff Mobile Engineer
Senior hands-on mobile technical leader at CINC Systems, a community association management software provider, designing and shipping iOS/Android apps using Flutter, React Native, and native Swift/Kotlin. Defines mobile architecture, partners with backend/platform teams on APIs, and mentors engineers. Remote worldwide.
Principal Applied AI Engineer
Hands-on leadership role at CINC (community-management platform) to lead a remote-first team building Cephai-powered AI features like agent orchestration, retrieval systems, and intelligent automation. Core stack: Python/TypeScript, LangGraph/LangChain, OpenAI/Anthropic/Bedrock APIs, AWS/GCP cloud-native services.
Senior Agile Coach
Senior Release Train Engineer / Agile Coach at CINC, a SaaS platform for community association management. The role coaches engineering and product teams through a shift from stage-gated releases to continuous delivery, using Lean/DevOps practices, DORA and flow metrics, and VSM tooling. Remote worldwide.
Staff Full-Stack Software Engineer
Staff full-stack engineer at CINC, a community-association management SaaS platform, working remotely worldwide (hybrid optional). Designs scalable web apps and drives the monolith-to-microservices evolution using TypeScript, Node.js, React/Next.js/NestJS, REST/GraphQL APIs, event-driven integrations, and Cephai AI services.
Software Engineer, Engine Harmony
Software Engineer on Roblox's Game Engine team writes C++ engine code that harmonizes resource usage (CPU, memory, bandwidth) so gameplay runs across devices, and works on optimization from mobile clients to cloud servers. Needs 2+ years of systems-level experience; deep C++ preferred, ML shipping experience a plus.
Senior Software Engineer, Test Frameworks & Tools
Senior engineer on Roblox's Test Frameworks & Tooling team building and scaling backend services for the test automation lifecycle — frameworks, orchestration, AI-assisted test generation, canary analysis, and debugging tools. Requires 2+ years backend/infra experience with C#, Go, or Python; onsite in San Mateo Tue–Thu.
Principal Data Scientist - Safety
Principal-level data scientist on Roblox's Content Safety team, building prevalence measurement methodologies, ground truth datasets, and causal-inference analyses to quantify and reduce harmful user-generated content across games, avatars, and in-game behaviors. Core stack includes Python/R, SQL, Hive, Spark, and Airflow, partnering with Product, Engineering, Policy, and Legal.
Principal Software Engineer - Streaming
Principal engineer on Roblox's Engine Networking team, building the real-time network transport layer that synchronizes game state across millions of players on desktop, mobile, and console clients. Core work is systems-level C++ on a user-space network stack, optimizing latency, throughput, congestion control, and OS-level performance on Linux.
Senior Software Engineer - Network Transport
Senior engineer on Roblox's Engine Networking team, building and optimizing the user-space network transport stack that keeps game state nearly synchronous in real time across desktop, mobile, and console clients. Core work is systems-level C++ with Linux networking, QoS, and congestion control.
Principal Software Engineer - Service Networking
Principal engineer on Roblox's Service Mesh team: sets technical direction and does hands-on development of Envoy/Istio-based service-to-service networking across Kubernetes, Nomad, and cloud environments, partnering with Security and Compute teams while mentoring senior engineers.