OpenAI · 1 month ago
Software Engineer, Backend (Knowledge Innovation)
San Francisco
Full-time
Onsite
Mid Level
$255K/yr - $405K/yr
4+ years expOpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity. The Backend Software Engineer will help architect and scale the infrastructure for knowledge systems, building robust backend services and collaborating with cross-functional teams.
Agentic AIArtificial Intelligence (AI)Foundational AIGenerative AIMachine LearningNatural Language ProcessingSaaS
Responsibilities
Design, build, and maintain backend services and APIs to support intelligent automation and knowledge systems
Integrate and structure data across internal platforms, transforming it into formats optimized for use by downstream systems and AI workflows
Collaborate closely with product, research, and engineering teams to integrate OpenAI models into high-leverage workflows
Own the full development lifecycle of new backend systems and internal platform capabilities
Build with scale and maintainability in mind, while rapidly iterating on new ideas
Qualification
Required
4+ years of backend engineering experience at product-driven companies (excluding internships)
Proficiency in backend technologies. Our tech stack includes Python, FastAPI, and Postgres
Experience designing and scaling distributed systems, APIs, or data processing pipelines
A pragmatic mindset. You're comfortable shipping iteratively while building toward a long-term vision
An interest in structured knowledge representation, internal search, agent infrastructure, or systems that evolve over time
Preferred
Curiosity about AI/ML and excitement to work alongside world-class research and product teams (hands-on experience is a bonus, not a must)
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.
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
Sam Altman
CEO & Co-Founder
Greg Brockman
President, Chairman, & Co-Founder
Recent News
2026-01-09
The Motley Fool
2026-01-09
Company data provided by crunchbase