API Engineering Journal
Architectural guides, RFC implementations, schema evolution strategies, and developer experience field notes written by our consulting team.
Architectural Patterns for Idempotency Keys in Distributed REST Services
How to design safe, replayable mutation endpoints for payment, order placement, and critical business actions using standard headers and distributed locks.
When to Choose GraphQL Federation vs Modular OpenAPI REST Contracts
A pragmatic trade-off analysis between federated graph gateways and REST microservice contracts across caching, latency, and team autonomy.
Implementing RFC 7807 Problem Details for Clean Developer Error Responses
Stop returning generic 500 strings or unpredictable error objects. Standardize your API error taxonomy with RFC 7807 Problem Details for HTTP APIs.
API Versioning Strategies: URL Path, Header Negotiation, and Zero-Downtime Deprecation
Practical techniques for evolving production APIs without stranding existing integration partners or triggering sudden breaking changes.
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