Blog

Notes, write-ups, and practical guides from the Zercle Technology team on backend engineering, infrastructure, and the practice of running software in production.

Recent posts

Linux Backups That Actually Work

2026-06-30 — linux, infrastructure, guides

A pragmatic backup strategy for Linux servers — the 3-2-1 rule, what to back up, automation, and the only test that matters: restoring.

Why We Choose Boring Technology

2026-05-22 — engineering, culture

Choosing proven, unglamorous tools is a deliberate strategy — not a lack of ambition. The economics of innovation tokens and operational risk.

Building Observable Go Services

2026-04-18 — go, observability, backend

The three pillars — metrics, structured logging, and tracing — wired into a Go service so production is debuggable, not mysterious.

Zero-Trust Access with Cloudflare Tunnel

2026-03-05 — cloudflare, security, infrastructure

Exposing internal services to the internet without opening inbound firewall ports, using cloudflared and Cloudflare Access.

Graceful Shutdown in Go HTTP Servers

2026-01-20 — go, backend, infrastructure

Stopping a Go HTTP server without dropping in-flight requests — signals, contexts, and Shutdown with a deadline.

Using Cloudflare Email Routing

2025-09-15 — cloudflare, email, guides

How Cloudflare Email Routing keeps your personal inbox private, for free — a practical setup guide.