Stop Forgetting Timeouts: Prevent Cascading Failures
Discover how missing API timeouts cause cascading failures in microservices. Learn how to implement timeouts correctly in Node.js, Python, and Go.
Architecture
#nodejs
← The IndexStop Using console.log: Switch to Structured Logging
Debugging plain text logs in production is a nightmare. Learn why you should switch from console.log to JSON-based structured logging for better observability.
Best Practices
Stop Brutal Restarts: Implement Graceful Shutdown
Stop dropping user requests during deployments. Learn how to implement graceful shutdown in your Node.js backend to ensure zero-downtime updates.
Architecture
Stop Mocking Databases: Use Testcontainers for Testing
Mocking databases in unit tests leads to false confidence. Learn how to use Testcontainers to spin up real Docker databases for reliable integration testing.
Node.js
Stop Querying in Loops: Fixing N+1 Issues with DataLoader
Discover how the N+1 query problem silently kills your application's performance and learn how to solve it permanently using DataLoader for efficient batching.
Database
Stop Guessing: Type-Safe Env Variables with Zod
Learn how to validate Node.js environment variables at startup using Zod. Prevent hidden crashes and build type-safe, bulletproof configuration files.
Best Practices