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# backend

Desenvolvimento do lado do servidor, APIs, bancos de dados e logica de negocios.

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Idempotency Keys: The One API Pattern That Prevents Duplicate Charges and Phantom Orders

Idempotency Keys: The One API Pattern That Prevents Duplicate Charges and Phantom Orders

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3 min read
Building My First API with FastAPI 🚀

Building My First API with FastAPI 🚀

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1 min read
Database Migration Strategies That Actually Work in Production

Database Migration Strategies That Actually Work in Production

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4 min read
Architecture of Chaos: Taming a Planet-Scale Financial Beast (Part 1 — Lying Clocks & Vector Clocks)

Architecture of Chaos: Taming a Planet-Scale Financial Beast (Part 1 — Lying Clocks & Vector Clocks)

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8 min read
Python Syntax Is Easy. Designing Reliable Program Flow Is the Real Skill.

Python Syntax Is Easy. Designing Reliable Program Flow Is the Real Skill.

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6 min read
Building a Distributed Key-Value Store with Raft Consensus in Python

Building a Distributed Key-Value Store with Raft Consensus in Python

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4 min read
We almost spent ÂŁ180/month on Redis. We spent ÂŁ40 instead.

We almost spent ÂŁ180/month on Redis. We spent ÂŁ40 instead.

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6 min read
The Concurrency Revolution in Modern Java: Virtual Threads, Structured Concurrency, and Scoped Values

The Concurrency Revolution in Modern Java: Virtual Threads, Structured Concurrency, and Scoped Values

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8 min read
The Complete Guide to API Design in 2026: REST, GraphQL, and tRPC in Production

The Complete Guide to API Design in 2026: REST, GraphQL, and tRPC in Production

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3 min read
30/60 Days System Design Questions!

30/60 Days System Design Questions!

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2 min read
Why “temporary” backend fixes become permanent infrastructure

Why “temporary” backend fixes become permanent infrastructure

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3 min read
GoFr: The Go Framework That Makes Microservices Actually Fun

GoFr: The Go Framework That Makes Microservices Actually Fun

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1 min read
Database Migration Strategies That Actually Work in Production

Database Migration Strategies That Actually Work in Production

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4 min read
Read Replicas Lie About Consistency. 4 Sync Modes Behind the Lie.

Read Replicas Lie About Consistency. 4 Sync Modes Behind the Lie.

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8 min read
WebAssembly in 2026: The Quiet Revolution That Finally Delivered

WebAssembly in 2026: The Quiet Revolution That Finally Delivered

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5 min read
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