Go best practices: engineering conventions for production
Field-tested Go practices from production, avoiding the common anti-patterns.
Quick answer
How do I build a cross-platform static Go binary?
Use CGO_ENABLED=0 go build for a binary free of libc dependencies. Set GOOS and GOARCH explicitly for the target platform.
Machine-readable page data: /data/go-best-practices.json
In-depth analysis
Go's lightweight goroutines and single static binary make it a perennial choice for cloud-native and edge APIs. CGO_ENABLED=0 go build yields an executable with zero runtime dependencies. Production engineering conventions revolve around "single source of truth + explicit boundaries", steering clear of the common anti-patterns.
// main.go — minimal edge-friendly HTTP service (static binary)
package main
import "net/http"
func main() {
http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
w.Write([]byte("hello from go"))
})
http.ListenAndServe(":8787", nil)
}
// Build: CGO_ENABLED=0 go build -o server .Go Best Practices · Key takeaways
- Config centralized in a single source
- CI uses --frozen-lockfile
- Secrets are placeholders, never real values in code
- Docs and code live in separate places
FAQ & pitfalls
What cache strategy should I use for a Go edge service?
The binary itself is immutable; deployment is an atomic replace. Static assets in front get immutable long cache; API responses cache on demand.
Explore the hub
See all 5 guides in Go CloudSame category as this article, sorted across the codebase.
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Go deployment guide: zero-ops edge publishing with Cloudflare Pages
Git-driven Go deployment in practice: commit to build, atomic publish to every edge node.
Go performance tuning: push first paint and edge response to the limit
Around Go's real bottlenecks, an actionable LCP / INP / CLS checklist.
Go in practice: static binaries for edge APIs
Use Go goroutine concurrency plus CGO_ENABLED=0 static binaries to ship zero-dependency, cross-platform backend services and CLIs.
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What readers are asking
Questions that keep coming back in reader feedback, already answered.
- 01
Why does my Go binary fail with missing dependencies on another machine?
CGO was left on, so the binary depends on the target machine's libc. Build with CGO_ENABLED=0 and static linking, then cross-compile per GOOS / GOARCH.
See the full guide → - 02
Why is my Astro component's interactivity not working?
Components ship as zero-JS HTML by default, so an interactive one needs a client:* directive (client:load, client:visible, …). Without it the script is never bundled into the page.
See the full guide → - 03
Why is my custom Tailwind v4 brand colour not applied?
Colours must be declared in @theme (for example --color-brand). A missing @tailwindcss/vite plugin, or a leftover v3 config, makes bg-brand silently render nothing.
See the full guide →