#Concurrency

Go 1.26 Runtime Internals: Green Threads (Goroutines), GMP Scheduler & Sub-Millisecond GC

Gleam and the BEAM: Type Safety Meets Erlang's Concurrency Model

Erlang and Elixir are legendary for fault-tolerant concurrency, but dynamic typing introduces runtime risks. Discover how Gleam brings static type safety to the BEAM actor model, processes, and supervisors.

Python 3.13 Free-Threading: What It Means for AI Workloads

PEP 703 shipped an experimental GIL-free build of CPython. For AI backends specifically — not Python in general — here's what actually changes, and what doesn't yet.

Python for AI Backends: Async Patterns That Actually Scale

Most async Python code I review still blocks the event loop somewhere. A field guide to the patterns that hold up once you're fanning out to model APIs, vector stores, and databases at once.

Building a Multi-Tenant Go APNs Notification Gateway: Handling 50k Push Messages/Sec with HTTP/2 and Redis

Learn how to construct a highly performant, multi-tenant Apple Push Notification service (APNs) gateway in Go. Architect a system that processes 50,000 requests per second using HTTP/2, JWT token auth, and Redis queues.

Architecting a High-Performance WebSocket Gateway in Go: Handling 100k Concurrent Connections

Learn how to build a highly scalable, production-grade WebSocket gateway in Go. Optimize file descriptors, memory footprints, and connection pooling to handle 100,000+ active sockets.

Building a Live Collaborative Markdown Editor with Go, HTMX, and WebSockets

Learn how to build a real-time collaborative markdown editor using Go concurrent loops, WebSockets, and HTMX's websocket extension.

Swift 6 Migration Masterclass: Strict Concurrency, Actor Isolation & Data-Race Freedom (2026)