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# backend

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

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E-Invoicing in Germany: What Developers Need to Know (2027 Deadline)

E-Invoicing in Germany: What Developers Need to Know (2027 Deadline)

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4 min read
Why routing LLM calls is harder than it looks (lessons from building ai-gateway)

Why routing LLM calls is harder than it looks (lessons from building ai-gateway)

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2 min read
The Hidden Cost of Login: How I Decoupled Session Cleanup from Authentication in NestJs

The Hidden Cost of Login: How I Decoupled Session Cleanup from Authentication in NestJs

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7 min read
Fintech Backend Architecture: What Founders Get Wrong

Fintech Backend Architecture: What Founders Get Wrong

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2 min read
Stop Putting Everything in the Service Class and Calling It Clean Architecture

Stop Putting Everything in the Service Class and Calling It Clean Architecture

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7 min read
what actually happens when you provision a phone number in twilio

what actually happens when you provision a phone number in twilio

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1 min read
Job market is crazy so i decided to hop on the hackattic.com challenge

Job market is crazy so i decided to hop on the hackattic.com challenge

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2 min read
Stop Debugging Functions First. Debug the System First.

Stop Debugging Functions First. Debug the System First.

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2 min read
I Ignored MCP Servers at First, Here’s Why That Was a Mistake

I Ignored MCP Servers at First, Here’s Why That Was a Mistake

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2 min read
👋 My First Post — Let’s Build Something Real

👋 My First Post — Let’s Build Something Real

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1 min read
Part 2: The Dataset - Labels, Heuristics, Synthetic Data, and Why AI Starts Before the Model

Part 2: The Dataset - Labels, Heuristics, Synthetic Data, and Why AI Starts Before the Model

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5 min read
Why Your Database Is Lying to You (And How to Catch It)

Why Your Database Is Lying to You (And How to Catch It)

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5 min read
Building JudGO: The High-Performance Online Judge for the Next Gen of Coders

Building JudGO: The High-Performance Online Judge for the Next Gen of Coders

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2 min read
How MongoDB Enables Edge Intelligence for AI Without Internet

How MongoDB Enables Edge Intelligence for AI Without Internet

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5 min read
The Art of API Design: Principles I Learned Building APIs That Handle 50,000+ Daily Requests

The Art of API Design: Principles I Learned Building APIs That Handle 50,000+ Daily Requests

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9 min read
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