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Sr Software Engineer – API Platform, Product Engineering (Python/Typescript)
WorkdayPleasanton, CA · full time · Senior
$176,000 – $264,000
Listed on Workday’s own careers site. You apply with them directly — we never stand between you and the employer.
What this role is
This role leads the design and development of high-performance APIs and frameworks that enable AI agents and product teams at Workday to build scalable integrations. You'll shape API standards, mentor senior engineers, and drive technical decisions across the platform while working on mission-critical backend services.
Our summary, not Workday’s wording. The full posting is on their site.
Skills this role names
- Behavior-Driven Development
- Cursor AI
- Domain-Driven Design (DDD)
- Git
- GitHub Copilot
- GraphQL
- JUnit
- Mockito
- OpenAPI/Swagger
- Postman
- Python
- REST APIs
- Simple Object Access Protocol (SOAP)
- SOLID Principles
- Test-Driven Development (TDD)
- TypeScript
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What they ask for
Required
- 8+ years software development experience
- 5+ years hands-on TypeScript or Python
- 4+ years building and operating web service APIs at scale
- Bachelor's degree in Computer Science, Engineering, or equivalent practical experience
- API development experience with REST, SOAP, GraphQL, and OpenAPI
- Advanced data structures and algorithms knowledge
- Code testing methodologies including contract and performance testing
- Object-oriented design and architectural patterns
- Software development principles and continuous delivery
- Git and advanced branching strategies
- Team leadership and mentoring ability
- Technical writing and documentation skills
Nice to have
- Experience with algorithmic thinking for API orchestration and high-throughput workloads
- Advanced testing frameworks and coverage tools
- AI-assisted code generation tools experience
- Exposure to MCP or similar models