Backend Software Engineer - Codex for Finance

OpenAI
San Francisco
Workplace: HybridFull timeUSD 293,000 - 325,000 annuallyFunction: Software EngineeringExperience: 5+ yearsSkills: ["Product-minded","Reliability focus","Security mindset","Problem-solving","Collaboration"]

Build backend systems and infrastructure that make AI-native financial workflows reliable and trustworthy. You’ll ingest, index, retrieve, and serve financial data and firm-specific knowledge, develop secure integrations with data providers and enterprise environments, and create systems for model/agent tool use with source provenance. Partner across product, design, research, security, and engineering to take prototypes into scaled production and improve reliability, latency, observability, and evaluation quality.

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FursaFursa
OpenAI
OpenAI
3 days ago

Backend Software Engineer - Codex for Finance

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 20 hours agoStatus: Live

Job Summary

Build backend systems and infrastructure that make AI-native financial workflows reliable and trustworthy. You’ll ingest, index, retrieve, and serve financial data and firm-specific knowledge, develop secure integrations with data providers and enterprise environments, and create systems for model/agent tool use with source provenance. Partner across product, design, research, security, and engineering to take prototypes into scaled production and improve reliability, latency, observability, and evaluation quality.
Location: San Francisco
Workplace: Hybrid
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Design and build backend systems powering AI-native financial workflows across ChatGPT Work and Codex.
  • •Build infrastructure to ingest, index, retrieve, and serve financial data, company filings, market information, and firm-specific knowledge at scale.
  • •Develop secure integrations with financial data providers and enterprise knowledge systems, including authentication, authorization, and entitlements.
  • •Create systems enabling models and agents to use the right tools and data, preserve source provenance, and produce accurate, verifiable outputs.
  • •Improve reliability, latency, observability, and quality of production systems and develop evaluations for real financial workflows.

Pay and Benefits

Salary: USD 293,000 - 325,000 annually
Equity and Bonus:Equity
Perks:Equity

Key Requirements

  • •5+ years of professional software engineering experience building and operating production backend systems.
  • •Proficiency in one or more backend languages such as Python, Go, Rust, or TypeScript, with strong API, data systems, and distributed systems foundations.
  • •Experience building data-intensive applications, search/retrieval systems, infrastructure platforms, or complex integrations.
  • •Strong product instincts to turn ambiguous customer problems into practical, well-engineered solutions.
  • •A high bar for reliability, security, privacy, and performance in enterprise or other high-trust environments.
Experience:5+ yearsAIFinancial services
Skills:Product-mindedReliability focusSecurity mindsetProblem-solvingCollaboration
Tech Stack:PythonGoRustTypeScript

Company Brief

OpenAI
Develops and deploys advanced generative AI models (including ChatGPT and DALL·E) and AI infrastructure, providing APIs and consumer products to accelerate safe AGI for broad benefit.
Industry: AI & Machine Learning
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Scaleup
Valuation: Hectocorn (USD 100B+)
Funding: Series E+
Headquarters: San Francisco, United States
Founded: 2015
Glassdoor
Glassdoor: 4.4
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