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

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Why "Check Then Write" Booking Logic Breaks Under Real Traffic (And How to Fix It in PostgreSQL)

Why "Check Then Write" Booking Logic Breaks Under Real Traffic (And How to Fix It in PostgreSQL)

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2 min read
Laravel vs Symfony in 2026: An Architectural Breakdown for Backend Engineers

Laravel vs Symfony in 2026: An Architectural Breakdown for Backend Engineers

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2 min read
Reducing LLM API Costs in Production: What Actually Moves the Needle

Reducing LLM API Costs in Production: What Actually Moves the Needle

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3 min read
How JWT Authentication Works: Access Tokens, Refresh Tokens, and Secure APIs

How JWT Authentication Works: Access Tokens, Refresh Tokens, and Secure APIs

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7 min read
Day 12 - NoSQL Deep Dive - Document, Key-Value, Graph কোনটা কখন?

Day 12 - NoSQL Deep Dive - Document, Key-Value, Graph কোনটা কখন?

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2 min read
Logging in Django: From Basics to Production (Part 2: Python Logging Fundamentals)

Logging in Django: From Basics to Production (Part 2: Python Logging Fundamentals)

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4 min read
GET, POST, PUT, DELETE: Choosing HTTP Verbs in a Real .NET Core Web API, Not Just by the Textbook

GET, POST, PUT, DELETE: Choosing HTTP Verbs in a Real .NET Core Web API, Not Just by the Textbook

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4 min read
Building a Real-Time Token Scanner on Robinhood Chain

Building a Real-Time Token Scanner on Robinhood Chain

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4 min read
Exception handling: @ExceptionHandler / @ControllerAdvice / ProblemDetail

Exception handling: @ExceptionHandler / @ControllerAdvice / ProblemDetail

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7 min read
Stop Cascading Failures: Implementing the Circuit Breaker Pattern in Node.js

Stop Cascading Failures: Implementing the Circuit Breaker Pattern in Node.js

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3 min read
Week 14 of #100DaysOfCode: Completing JUnit 5 and Starting a New Portfolio

Week 14 of #100DaysOfCode: Completing JUnit 5 and Starting a New Portfolio

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18 min read
From MySQL to PostgreSQL: a much lighter server

From MySQL to PostgreSQL: a much lighter server

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2 min read
Social Sign-In JWT Verification: Surviving Key Rotation Without Authentication Outages

Social Sign-In JWT Verification: Surviving Key Rotation Without Authentication Outages

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8 min read
DNS Record Write Rejected Because Zone ID Is Not Domain Name — Validation Debug

DNS Record Write Rejected Because Zone ID Is Not Domain Name — Validation Debug

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4 min read
How do you handle downloading media from websites in a web application?

How do you handle downloading media from websites in a web application?

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1 min read
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