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Live2024 - 2025Backend Developer

API design toolkit

OpenAPI-first workflow with Postman collections and contract checks. Documents endpoints and examples for frontend handoff.

Key highlights

  • Defined reusable OpenAPI components for pagination, error envelopes, and auth responses.
  • Synced Postman collections with spec updates for QA and frontend teams.
  • Created endpoint examples to reduce ambiguity during implementation.

Architecture decisions

  • Spec-first design process before code implementation.
  • Validation hooks in CI for schema consistency.
  • Documentation portal generated from OpenAPI source.

Outcomes

  • Cut API misunderstanding issues during handoff.
  • Improved cross-team collaboration through shared contracts.