OpenAI · 9 hours ago
Full-Stack Engineer, ChatGPT Ecosystem (Apps Platform & SDK)
San Francisco, CA
Full-time
Onsite
Mid, Senior Level
$185K/yr - $490K/yrOpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity. They are seeking a Full Stack Software Engineer to blend front-end and back-end work, delivering high-quality developer experiences on the ChatGPT Apps platform and SDK.
Agentic AIArtificial Intelligence (AI)Foundational AIGenerative AIMachine LearningNatural Language ProcessingSaaS
Responsibilities
Build and ship mission-critical features in the ChatGPT Apps SDK and broader platform
Collaborate with Product Management, Security, Trust & Safety, Research, and Engineering to design and deliver developer-first experiences
Own features end-to-end: from early design and technical direction through implementation, launch, and iteration
Build scalable services and APIs, and develop polished UI surfaces that support publishing, discovery, and app capabilities
Help set enduring technical direction—shipping foundations that become new product areas over time
Contribute to team best practices in testing, architecture, and overall SDLC quality
Qualification
Required
You're a true full-stack engineer—comfortable moving between frontend and backend to deliver complete features (React/Python are a bonus, not required)
You've built developer tools or platforms (SDKs, integrations like Slack apps, open source libraries, or experience at developer-tooling companies)
You're product-oriented and enjoy collaborating with cross-functional partners to shape great user/developer experiences
You like shipping quickly without compromising quality, security, or performance
You're excited to build foundational platform capabilities that will scale with a rapidly growing ecosystem
Company
OpenAI
OpenAI is an AI research and deployment company that develops advanced AI models, including ChatGPT. It is a sub-organization of OpenAI Foundation.
Founded in 2015
201-500 employees
H1B Sponsorship
OpenAI has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
2024 (1)
2023 (1)
2022 (18)
2021 (10)
2020 (6)
Funding
Current Stage
Growth StageTotal Funding
$79BKey Investors
The Walt Disney CompanySoftBankThrive Capital
2025-12-11Corporate Round· $1B
2025-10-02Secondary Market· $6.6B
2025-03-31Series Unknown· $40B
Leadership Team
Fidji Simo
CEO, Applications
Sam Altman
CEO & Co-Founder
Recent News
The Motley Fool
2026-02-09
2026-02-09
2026-02-09
Company data provided by crunchbase