OpenAI
Research starting pointArtificial Intelligence & Research
San Francisco, CA
2,500+ employees
Founded 2015
Company Overview & Mission
OpenAI is an AI research and deployment company behind ChatGPT, GPT-4, Sora, and Whisper. Its goal is to ensure that artificial general intelligence benefits all of humanity.
Culture & Engineering Philosophy
Rapid experimentation, extreme autonomy, mission-driven alignment, and continuous push toward frontier capabilities.
OpenAI Hiring Loop & Interview Process
1
Initial Recruiter Screen
2
Technical Take-Home or Technical Screen (90 mins)
3
Onsite Interview (Coding, Research Presentation/Architecture, Alignment & Values)
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Role Profiles to Explore at OpenAI
Illustrative role profiles. Confirm current openings on the official careers site.
EngineeringFull-timeSenior
Senior Full-Stack Engineer - ChatGPT Platform
Build real-time streaming, voice interaction, and rich canvas execution environments directly into ChatGPT web and desktop apps.
Key Qualifications & Skill Set
5+ years modern React, TypeScript, Next.js, and Python backend experience
Experience with streaming WebSockets/SSE
San Francisco, CA
Tailor CV for this RoleData ScienceFull-timeSenior
Research Engineer - Post-Training & Reasoning
Develop novel reinforcement learning algorithms, synthetic data pipelines, and chain-of-thought evaluation harnesses.
Key Qualifications & Skill Set
Deep experience with PyTorch, RL, DPO/PPO, and distributed GPU training
San Francisco, CA
Tailor CV for this RolePrimary Engineering Stack
Technologies and frameworks commonly used across OpenAI's engineering teams.
PythonPyTorchRustTypeScriptReactKubernetesRayTriton