API Design

Interfaces other developers thank you for.

REST done properly, auth, versioning, error contracts, documentation with OpenAPI, and the GraphQL/gRPC/webhook landscape - the craft of designing interfaces that last.

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4 stages13 topics₹0 to follow
Skill certification coming soon
  1. 1

    REST Foundations

    The conventions that make APIs guessable.

    1–2 weeks0/3
  2. 2

    Contracts & Ergonomics

    APIs that are pleasant under pressure.

    1–2 weeks0/4
  3. 3

    Documentation & Governance

    An API is its docs.

    1 week0/3
  4. 4

    Beyond REST

    The landscape, honestly compared.

    1 week0/3

    Build: Design a public API

    Write a full OpenAPI spec for a product of your choice: resources, errors, auth, pagination and a deprecation policy.

  5. Certification coming soon.

    A verified API Design certification is on the way. Work the path now — and in the meantime, browse the certifications already live to put proof behind your other skills.