Distributed Systems

Futuristic technical illustration of multithreaded C++ socket programming with worker threads and packet streams

Writing a High-Throughput Multithreaded TCP Server in C++: Lessons in Concurrency, Sockets & SIGPIPE

A practical systems programming guide to writing a high-throughput multithreaded TCP server in modern C++ with raw sockets, thread pools, TCP stream defragmentation, and crash prevention.

High-tech 3D isometric architecture of a digital payment gateway orchestrator with FastAPI

Building an Idempotent Payment Orchestrator with FastAPI: Surviving Double-Charges and Dropped Webhooks

A battle-tested guide to architecting a resilient payment orchestrator in FastAPI, handling double-spend race conditions, idempotency keys, and timing-safe webhook verification.