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# backend

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

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API Keys vs. Access Tokens: What's the Real Difference?

API Keys vs. Access Tokens: What's the Real Difference?

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2 min read
Scaling Redis in Distributed Systems: From Local Cache Problems to Redis Cluster

Scaling Redis in Distributed Systems: From Local Cache Problems to Redis Cluster

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3 min read
I Had to Run a Blockchain on My Laptop, So I Put It in Kubernetes

I Had to Run a Blockchain on My Laptop, So I Put It in Kubernetes

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19 min read
The Debugging Approach That Saved a Deployment

The Debugging Approach That Saved a Deployment

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2 min read
I built a production-ready RAG backend (because most examples break in real life)

I built a production-ready RAG backend (because most examples break in real life)

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1 min read
Building Ride History & Profile Customization in GusLift

Building Ride History & Profile Customization in GusLift

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2 min read
I Wasted 5 Hours on a FastAPI 500. This 10-Minute Checklist Would Have Found It.

I Wasted 5 Hours on a FastAPI 500. This 10-Minute Checklist Would Have Found It.

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2 min read
How We Stopped Double Booking in Go with Redis Distributed Locks

How We Stopped Double Booking in Go with Redis Distributed Locks

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5 min read
Building The Go Engineer: Teaching Go as a Software Engineering Discipline

Building The Go Engineer: Teaching Go as a Software Engineering Discipline

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12 min read
errors.Join vs Multi-Return: When to Aggregate, When to Wrap

errors.Join vs Multi-Return: When to Aggregate, When to Wrap

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7 min read
Backend Engineer (Fintech · Node.js · TypeScript · Python) — Open to Opportunities

Backend Engineer (Fintech · Node.js · TypeScript · Python) — Open to Opportunities

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1 min read
I Needed to Send an HTTP Request Without Slowing Down My API. Goroutines Fixed That.

I Needed to Send an HTTP Request Without Slowing Down My API. Goroutines Fixed That.

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6 min read
Stop hardcoding JSON. I built a free cloud mock API with dynamic Faker.js data + AI generation

Stop hardcoding JSON. I built a free cloud mock API with dynamic Faker.js data + AI generation

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4 min read
Iniciando a Carreira no SAP

Iniciando a Carreira no SAP

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5 min read
HTTP/2 Header Order and Why Browser-Like Requests Still Get Blocked

HTTP/2 Header Order and Why Browser-Like Requests Still Get Blocked

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3 min read
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