Six lessons deep, one goal: traffic that goes exactly where you tell it.
What you covered
💡 The Bottom Line, one more time
Nginx earned its place in front of half the web by handling thousands of connections with an event-driven design instead of a thread per request. Its config is just directives inside nested blocks — http, server, location — and the discipline of running nginx -t before every reload is what keeps a typo from taking your site down. Serving static files is a root, an index, and a try_files line. Reverse proxying is proxy_pass plus the forwarding headers that let your backend see the real client. TLS is a certificate, a listen 443 ssl, and a redirect server block — with Let's Encrypt making the certificate itself free and automatic. And most 'Nginx is broken' moments are one of the same few gotchas: a config that was never reloaded, a trailing slash in proxy_pass, or a location block matching in an order you didn't expect.
What's next
Nginx rarely works alone. The natural next steps are:
- Docker — running your apps in containers behind Nginx — there's a full track for it on this site.
- CI/CD — deploying config and code changes through an automated, tested pipeline instead of hand-edited files on a server — also a full track here.
- HTTP deep-dive — caching headers, compression, HTTP/2 and 3 — the protocol knowledge that turns a working config into a fast one.
These will show up as new tracks on learn.appcafe.in as they're published — no need to go looking elsewhere.