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

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Un gateway para saber qué producto me quema la factura de LLM (y el día que mi README mintió)

Un gateway para saber qué producto me quema la factura de LLM (y el día que mi README mintió)

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3 min read
From AI Models to Real AI Systems: What I’m Learning as a Final-Year AI Student

From AI Models to Real AI Systems: What I’m Learning as a Final-Year AI Student

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3 min read
The optional field every consumer treated as required

The optional field every consumer treated as required

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2 min read
Access Tokens v/s Refresh Tokens Explained: How Authentication Really Works

Access Tokens v/s Refresh Tokens Explained: How Authentication Really Works

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6 min read
How Lossless Log Compression Actually Works: Schema-Aware Encoding vs. gzip/zstd

How Lossless Log Compression Actually Works: Schema-Aware Encoding vs. gzip/zstd

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5 min read
We Replaced 3 Microservices With One Postgres Table

We Replaced 3 Microservices With One Postgres Table

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7 min read
Conditional annotations (@ConditionalOnClass / OnMissingBean ...)

Conditional annotations (@ConditionalOnClass / OnMissingBean ...)

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6 min read
Building a Flash Sale System That Survived 7,000 Requests/sec

Building a Flash Sale System That Survived 7,000 Requests/sec

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4 min read
Hello DEV! đź‘‹ Starting My Journey in AI and Backend Development

Hello DEV! đź‘‹ Starting My Journey in AI and Backend Development

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1 min read
Build a Cloudflare Workers API: Serverless Guide 2026

Build a Cloudflare Workers API: Serverless Guide 2026

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5 min read
It Only Sent a GET. Why Did It Write? Effect Boundaries in Agent Tool Gates

It Only Sent a GET. Why Did It Write? Effect Boundaries in Agent Tool Gates

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8 min read
How We Built a Tamper-Evident Audit Log for SOC 2 and ISO 27001 Evidence

How We Built a Tamper-Evident Audit Log for SOC 2 and ISO 27001 Evidence

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4 min read
C# Concurrent Collections: A Practical Guide

C# Concurrent Collections: A Practical Guide

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14 min read
taxid

taxid

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2 min read
How Banks Detect Fraud in 27 Milliseconds (The System Design)

How Banks Detect Fraud in 27 Milliseconds (The System Design)

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2 min read
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