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# backend

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

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REST API Design: Building APIs Developers Love (2026)

REST API Design: Building APIs Developers Love (2026)

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4 min read
Why I'm Learning Go in 2026 (A Java/Kotlin/Rust Engineer's Take)

Why I'm Learning Go in 2026 (A Java/Kotlin/Rust Engineer's Take)

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4 min read
whoami and what next ?

whoami and what next ?

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1 min read
Pagination, filtering, and sorting in a Rails JSON API

Pagination, filtering, and sorting in a Rails JSON API

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4 min read
Building a production-ready create endpoint in Rails

Building a production-ready create endpoint in Rails

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3 min read
The Website Was Supposed to Show Images. It Started Showing Server Files.

The Website Was Supposed to Show Images. It Started Showing Server Files.

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3 min read
Implementing OAuth2 Refresh Token Rotation for Smart TV Video Apps

Implementing OAuth2 Refresh Token Rotation for Smart TV Video Apps

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4 min read
The Hidden Tax of 'Clean' Infrastructure: What V2EX Teaches Us About Dependency Debt

The Hidden Tax of 'Clean' Infrastructure: What V2EX Teaches Us About Dependency Debt

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5 min read
How I Built a Phone Validator API for Africa (Where Twilio Fails)

How I Built a Phone Validator API for Africa (Where Twilio Fails)

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1 min read
MiniQueue: A Job Queue API That Doesn't Need Redis

MiniQueue: A Job Queue API That Doesn't Need Redis

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1 min read
Handling Time Zone Differences in Forex APIs: A Practical Developer’s Guide

Handling Time Zone Differences in Forex APIs: A Practical Developer’s Guide

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3 min read
Error Handling in Node.js: Beyond Try/Catch (2026)

Error Handling in Node.js: Beyond Try/Catch (2026)

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5 min read
Idempotency Keys: The One API Pattern That Prevents Duplicate Charges (and Worse)

Idempotency Keys: The One API Pattern That Prevents Duplicate Charges (and Worse)

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3 min read
I Built a Cache Engine from Scratch in Python — and O(1) LFU Eviction Is Sneakier Than LRU

I Built a Cache Engine from Scratch in Python — and O(1) LFU Eviction Is Sneakier Than LRU

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7 min read
How I Am Building an AI Meeting Assistant in ASP.NET Core (And Avoided Timeout Nightmares)

How I Am Building an AI Meeting Assistant in ASP.NET Core (And Avoided Timeout Nightmares)

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3 min read
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