Member of Technical Staff, API

Pylon
Palo Alto, San Francisco
Workplace: HybridFull timeUSD 130,000 - 220,000 annuallyFunction: Software EngineeringSkills: ["High agency","Strong opinions","Ownership","Developer experience focus","Problem-solving"]

Design and implement Pylon’s GraphQL mortgage API as a true product surface. You’ll define mortgage semantics in code, help build an event-driven API that communicates outcomes and next steps, and create abstractions that make a complex domain hard to misuse. Work with path-dependent, nonlinear mortgage flows to deliver developer-friendly experiences, documentation, versioning, and API lifecycle improvements.

Loading

Loading job details...

Preparing the role view and application actions.

FursaFursa
Pylon
Pylon
3 months ago

Member of Technical Staff, API

✓ Verified Job

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

Source: Company careers pageValidated by: Fursa AI
Last checked: 5 hours agoStatus: Live

Job Summary

Design and implement Pylon’s GraphQL mortgage API as a true product surface. You’ll define mortgage semantics in code, help build an event-driven API that communicates outcomes and next steps, and create abstractions that make a complex domain hard to misuse. Work with path-dependent, nonlinear mortgage flows to deliver developer-friendly experiences, documentation, versioning, and API lifecycle improvements.
Location: Palo Alto, San Francisco
Workplace: Hybrid
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Define what a mortgage is in code by building semantic models that expand the domain.
  • •Build toward an event-driven GraphQL API that explains outcomes and the next actions.
  • •Create abstractions and documentation that make the mortgage process hard to get wrong.
  • •Design API capabilities for branching, path-dependence, and nonlinear mortgage flows.
  • •Manage the API lifecycle, including breaking changes, versioning, and onboarding.

Pay and Benefits

Salary: USD 130,000 - 220,000 annually
Equity and Bonus:Equity

Key Requirements

  • •Own features end-to-end, from design through development, deployment, and maintenance.
  • •Be deeply curious and willing to put in the work to solve the hardest problems.
  • •Design and build semantic models in code that expand what a mortgage can be.
  • •Focus on developer experience through thoughtful abstractions and clear documentation.
  • •Model real-world nonlinearity by encoding choice, branching, and path-dependence natively.
Skills:High agencyStrong opinionsOwnershipDeveloper experience focusProblem-solving
Tech Stack:TypeScriptGraphQLNestJSSQLPostgreSQLTemporal.ioEvent-driven architecture

Company Brief

Pylon
Pylon offers a developer platform providing hosted infrastructure and APIs to build, deploy, and manage backend services and third‑party integrations, reducing engineering overhead for teams building modern web and mobile applications.
Industry: API Platforms
Website