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# backend

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

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Consultas geoespaciais com PostGIS

Consultas geoespaciais com PostGIS

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8 min read
The DSA Dependency Graph: A Logical Roadmap from Arrays to DP
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The DSA Dependency Graph: A Logical Roadmap from Arrays to DP

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2 min read
What Did 2025 Bring Us, and What Trends Lie Ahead?
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What Did 2025 Bring Us, and What Trends Lie Ahead?

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5 min read
Routing with Controllers, Schemas & Auto Docs | Build APIs with Litestar #2.

Routing with Controllers, Schemas & Auto Docs | Build APIs with Litestar #2.

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1 min read
Chatbot Token Management: Optimize OpenAI API Costs
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Chatbot Token Management: Optimize OpenAI API Costs

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7 min read
I Spent Years as a Backend Engineer With Almost No Work
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I Spent Years as a Backend Engineer With Almost No Work

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2 min read
Next.js for Backend Developers: Understanding the App Router Without the Hype

Next.js for Backend Developers: Understanding the App Router Without the Hype

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3 min read
Designing a dispute-resolution state machine for adversarial user outcomes

Designing a dispute-resolution state machine for adversarial user outcomes

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1 min read
I Added Koa Support to My Universal Boilerplate (And It Was Tricky)

I Added Koa Support to My Universal Boilerplate (And It Was Tricky)

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2 min read
EP 6 - Don't Kill Flaky APIs: The Art of Resilient Retries

EP 6 - Don't Kill Flaky APIs: The Art of Resilient Retries

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1 min read
GO-FaaS (v0.4.0): Serverless function runtime

GO-FaaS (v0.4.0): Serverless function runtime

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1 min read
Integrating Resend with React Email in a Better T Stack Monorepo (Next JS & Hono backend with Better Auth)

Integrating Resend with React Email in a Better T Stack Monorepo (Next JS & Hono backend with Better Auth)

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4 min read
Chatbot Queue Management: RabbitMQ vs Apache Kafka
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Chatbot Queue Management: RabbitMQ vs Apache Kafka

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9 min read
DS Express Errors — v1.7.0 & v1.7.1 Release Notes

DS Express Errors — v1.7.0 & v1.7.1 Release Notes

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2 min read
Comunidades de desenvolvedores (JavaScript,TypeScript)

Comunidades de desenvolvedores (JavaScript,TypeScript)

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6 min read
Redis Threading Model: Why “Single-Threaded” Is Misunderstood

Redis Threading Model: Why “Single-Threaded” Is Misunderstood

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3 min read
Why I Cache External API Data Instead of Calling It Every Time
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Why I Cache External API Data Instead of Calling It Every Time

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2 min read
What is Nginx?
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What is Nginx?

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11 min read
GO-FaaS (v0.4.0): 自部署 FaaS 系統

GO-FaaS (v0.4.0): 自部署 FaaS 系統

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1 min read
How to Change a Column Datatype Without Affecting Existing Users Postgresql
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How to Change a Column Datatype Without Affecting Existing Users Postgresql

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3 min read
Medical Service API - v1.0

Medical Service API - v1.0

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5 min read
`allOf` vs `oneOf` vs `anyOf` in OpenAPI (with examples)

`allOf` vs `oneOf` vs `anyOf` in OpenAPI (with examples)

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2 min read
I realized I enjoy debugging real systems more than building features

I realized I enjoy debugging real systems more than building features

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1 min read
Graph RAG: Why Vector Search Alone Is Not Enough for Serious Backend Systems
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Graph RAG: Why Vector Search Alone Is Not Enough for Serious Backend Systems

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2 min read
# How APIs Work: A Friendly Dive into Real-Time Magic
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# How APIs Work: A Friendly Dive into Real-Time Magic

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3 min read
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