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Article Product Engineering

Async/Await Patterns and Common Pitfalls

Concurrency, parallelism, error handling, and avoiding common async bugs.

async/await JavaScript Node.js Promise concurrency
106 views Jul 24, 2026
Article Product Engineering

Microservices Communication — Sync vs Async Patterns

REST, gRPC, message queues, and choosing the right pattern for each interaction.

microservices gRPC REST message queue Kafka
91 views Jul 24, 2026
Article Product Engineering

API Testing Strategy — Unit, Integration, Contract, and E2E

Building a test pyramid that catches real bugs without slowing delivery.

API testing unit tests integration tests contract testing Pact
91 views Jul 24, 2026