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"We need to pay down tech debt" means nothing to a product manager or CFO. But "every new feature takes 3x longer than it should because of architectural decisions made 2 years ago, and here is the $200k annual cost" is a budget conversation they understand.
FastAPI brings near-Rust performance to Python. Learn why Python dominates ML backends and how Node.js developers can adopt FastAPI for AI-powered services.
Build production Fastify APIs with 2-3x Express performance. Master JSON Schema validation, plugin encapsulation, graceful shutdown, and structured logging with pino.
You have 200 feature flags. Nobody knows which ones are still active. Half of them are checking flags that were permanently enabled 18 months ago. The code is full of dead if/else branches for features that shipped long ago. This is flag debt — and it has a cure.
Master feature flags for safe deployments and controlled rollouts. Learn flag types, LaunchDarkly vs OpenFeature, percentage-based rollouts, user targeting, lifecycle management, detecting stale flags, and trunk-based development patterns.