Traffic & Networking

From browser to IP address — and what goes wrong along the way.

Edge caching strategies that reduce latency and origin load.

Algorithms, health checks, and real-world deployment patterns.

Rate limiting, routing, auth, and aggregation at the edge.

Isolation, routing, and traffic control in cloud-native networks.

Cost vs convenience — knowing when managed NAT is not the right call.

How traffic routing strategies affect latency and failover.

Using DNS-level health checks to route around failures automatically.

Where reverse proxies sit in your architecture and what they unlock.

What every backend engineer should know about TCP without the textbook.

The real performance cost of TLS and how to manage it.

Token buckets, leaky buckets, and where to enforce limits.

Absorbing sudden load without cascading failure.

Two tools that sound similar but serve different architectural roles.

Defense in depth — and which layer to use for which threat.

Keeping traffic off the public internet without sacrificing flexibility.

Designing for global users while surviving regional failures.

How internal services communicate and what can go wrong.

What a service mesh actually solves and when the overhead is worth it.