Metrics, caching, logging, TLS — all without polluting your core app?
Meet the Sidecar pattern — small companion services that handle cross-cutting concerns outside your codebase.
In this practical guide, I share 5 plug-and-play Go examples:
- ✅ Transparent logging proxy
- ⚡ In-memory cache
- 🚦 Simple rate limiter
- 📊 Prometheus-ready metrics
- 🔐 TLS offload with zero refactors 👉 Read the full article https://levelup.gitconnected.com/running-clean-code-with-sidecars-with-go-in-2025-4c28d8b18eda
Let your app focus — and delegate the rest.
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