Senior Staff Backend Software Engineer, B2B Applications
About the Team OpenAI’s mission is to make AGI beneficial for all of humanity and our mission is successful only if AGI drives real benefits across all industries in the world. Our goal in B2B applications is to enable this mission by helping businesses, enterprises & governments redefine how they operate to empower pe
What this role actually needs.
About the Team OpenAI’s mission is to make AGI beneficial for all of humanity and our mission is successful only if AGI drives real benefits across all industries in the world. Our goal in B2B applications is to enable this mission by helping businesses, enterprises & governments redefine how they operate to empower pe Responsibilities: - Own the end-to-end development lifecycle for new platform capabilities and integrations with other systems - Collaborate closely with product, design and external customers to understand problems and implement effective solutions - Work with the research team to improve our next generation of models - 9+ years of professional engineering experience (excluding internships) in relevant roles at tech and product-driven companies - Former founder, or early engineer at a startup who has built a product from scratch is a plus - Proficiency in one or more backend languages (e.g., Python, Go, Rust, Typescript or similar) and distributed systems concepts. Benefits: - Own the end-to-end development lifecycle for new platform capabilities and integrations with other systems - Collaborate closely with product, design and external customers to understand problems and implement effective solutions - Work with the research team to improve our next generation of models - 9+ years of professional engineering experience (excluding internships) in relevant roles at tech and product-driven companies - Former founder, or early engineer at a startup who has built a product from scratch is a plus - Proficiency in one or more backend languages (e.g., Python, Go, Rust, Typescript or similar) and distributed systems concepts. Company context: OpenAI builds frontier AI systems, research infrastructure, and applied products for developers, enterprises, and global users.
Day-to-day expectations
OpenAI lists these responsibilities for the Senior Staff Backend Software Engineer, B2B Applications role.
- Own the end-to-end development lifecycle for new platform capabilities and integrations with other systems
- Collaborate closely with product, design and external customers to understand problems and implement effective solutions
- Work with the research team to improve our next generation of models
- 9+ years of professional engineering experience (excluding internships) in relevant roles at tech and product-driven companies
- Former founder, or early engineer at a startup who has built a product from scratch is a plus
- Proficiency in one or more backend languages (e.g., Python, Go, Rust, Typescript or similar) and distributed systems concepts.
Why people would want this job
OpenAI published these compensation, benefits, or working-context details with the role.
- Own the end-to-end development lifecycle for new platform capabilities and integrations with other systems
- Collaborate closely with product, design and external customers to understand problems and implement effective solutions
- Work with the research team to improve our next generation of models
- 9+ years of professional engineering experience (excluding internships) in relevant roles at tech and product-driven companies
- Former founder, or early engineer at a startup who has built a product from scratch is a plus
- Proficiency in one or more backend languages (e.g., Python, Go, Rust, Typescript or similar) and distributed systems concepts.
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Senior Staff Backend Software Engineer, B2B Applications is framed against UpJobz source checks, country scope, compensation visibility, and work-authorization signals so candidates can make a faster go/no-go decision.
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Source: jobs.ashbyhq.com · Source ID: 73eb1b69-095d-4f27-84ba-54f5df9bc230 · Confidence: 97/100 · Last checked: May 7, 2026
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