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

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I built an API that explains public companies in plain English — and won't give buy/sell advice

I built an API that explains public companies in plain English — and won't give buy/sell advice

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2 min read
We Built Guardrails Against JSON Precision Loss. Then We Found Out Half of Them Weren't Actually Guarding Anything.

We Built Guardrails Against JSON Precision Loss. Then We Found Out Half of Them Weren't Actually Guarding Anything.

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4 min read
Self-hosting ArangoDB: one database for graph, document, and vector search

Self-hosting ArangoDB: one database for graph, document, and vector search

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2 min read
Backend : la complexité qu'on s'inflige par bonne volonté

Backend : la complexité qu'on s'inflige par bonne volonté

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1 min read
Java Developer Roadmap 2026: What to Learn, What to Skip

Java Developer Roadmap 2026: What to Learn, What to Skip

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9 min read
From Webhook to Audit Trail: Designing Reliable Integration Workflows

From Webhook to Audit Trail: Designing Reliable Integration Workflows

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2 min read
How We Took Checkout From 4.2s to 220ms by Moving Almost Everything Off the Request Path

How We Took Checkout From 4.2s to 220ms by Moving Almost Everything Off the Request Path

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3 min read
Scraping platform costs: measure successful rows, not browser minutes

Scraping platform costs: measure successful rows, not browser minutes

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4 min read
Your Code Doesn't Run. A Translation of Your Code Does.

Your Code Doesn't Run. A Translation of Your Code Does.

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7 min read
This is what building a Two-Node Lightning Network From Scratch looked like in one week.

This is what building a Two-Node Lightning Network From Scratch looked like in one week.

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7 min read
Designing a Real-Time Chat System (Slack-style)

Designing a Real-Time Chat System (Slack-style)

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7 min read
How Amazon-Style Dynamic Pricing Actually Works: Signals, Guardrails, and the Rules Layer Between Them

How Amazon-Style Dynamic Pricing Actually Works: Signals, Guardrails, and the Rules Layer Between Them

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6 min read
From Payment to Shipping: How We Built a Cross-Border Order State Machine That Solved Idempotency and Callback Chaos

From Payment to Shipping: How We Built a Cross-Border Order State Machine That Solved Idempotency and Callback Chaos

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5 min read
When to Build a Queue-Based Architecture vs a Simpler Request-Response Model

When to Build a Queue-Based Architecture vs a Simpler Request-Response Model

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4 min read
🔐 API Security Checklist for Every Startup

🔐 API Security Checklist for Every Startup

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2 min read
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