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

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FastAPI in production · 3. A project structure that survives fifty endpoints

FastAPI in production · 3. A project structure that survives fifty endpoints

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6 min read
Building Event & Venue People Tracking: What the System Actually Needs to Do

Building Event & Venue People Tracking: What the System Actually Needs to Do

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1 min read
Taming the Cron and Timezone Conundrum: Handling DST Shifts and Precision in Distributed Schedulers

Taming the Cron and Timezone Conundrum: Handling DST Shifts and Precision in Distributed Schedulers

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4 min read
LLM Provider Returns 529/503 Overloaded: LiteLLM vs OpenRouter vs a Hand-Rolled Fallback

LLM Provider Returns 529/503 Overloaded: LiteLLM vs OpenRouter vs a Hand-Rolled Fallback

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6 min read
Django's Tasks API Ships Without a Worker

Django's Tasks API Ships Without a Worker

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7 min read
Before You Code the Backend, Design It on Paper

Before You Code the Backend, Design It on Paper

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2 min read
Renewals failing with code 54 are a credential problem, not a customer problem

Renewals failing with code 54 are a credential problem, not a customer problem

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1 min read
Reconcile Money at the Same Point in Time

Reconcile Money at the Same Point in Time

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3 min read
Content Negotiation Comes to GitLab Pages: Serving Semantic Web Formats with Standard HTTP Headers

Content Negotiation Comes to GitLab Pages: Serving Semantic Web Formats with Standard HTTP Headers

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3 min read
Reward the First 200, Not the Signup: A Signed Webhook Handler in Python

Reward the First 200, Not the Signup: A Signed Webhook Handler in Python

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4 min read
Gaming File Exports — Diagnosing Presigned Download URL 403s, Clock Skew, and Key Encoding

Gaming File Exports — Diagnosing Presigned Download URL 403s, Clock Skew, and Key Encoding

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7 min read
Build Payment Corridors from Capabilities, Not Country Switch Statements

Build Payment Corridors from Capabilities, Not Country Switch Statements

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2 min read
Recover Pending Payments Without Making Customers Wait

Recover Pending Payments Without Making Customers Wait

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2 min read
Model Holds as Ledger Records, Not Balance Mutations

Model Holds as Ledger Records, Not Balance Mutations

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3 min read
Wormhole and Cashio both trusted the wrong account. A Solana security checklist for Anchor and native programs

Wormhole and Cashio both trusted the wrong account. A Solana security checklist for Anchor and native programs

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6 min read
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