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

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DevOps Isn’t a Toolchain, It’s a Feedback Loop

DevOps Isn’t a Toolchain, It’s a Feedback Loop

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1 min read
The Hidden Cost of Backend Boilerplate (And How to Eliminate It)

The Hidden Cost of Backend Boilerplate (And How to Eliminate It)

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4 min read
How to Pass Context to Pydantic Validators

How to Pass Context to Pydantic Validators

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5 min read
LINE Bot Developer Guide: Important Notes for Receiving Requests via Webhook URL

LINE Bot Developer Guide: Important Notes for Receiving Requests via Webhook URL

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10 min read
[Golang] Fixing "undefined: sql.NullTime" Errors with go-pg on Heroku

[Golang] Fixing "undefined: sql.NullTime" Errors with go-pg on Heroku

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2 min read
What Backend Developers Should Know About Passkeys (WWDC22)

What Backend Developers Should Know About Passkeys (WWDC22)

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4 min read
I Added a Cache and the System Got Slower: The Hidden Cost of Caching

I Added a Cache and the System Got Slower: The Hidden Cost of Caching

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3 min read
[Golang] Research and Implementation: Replacing a PTT Data Crawler with the Firecrawl API

[Golang] Research and Implementation: Replacing a PTT Data Crawler with the Firecrawl API

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6 min read
Transactional Integrity in Distributed Financial Ledger Systems: Architecture, Invariants, and Failure Models

Transactional Integrity in Distributed Financial Ledger Systems: Architecture, Invariants, and Failure Models

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5 min read
JavaScript Hoisting and the Temporal Dead Zone Explained (Why let/const Are Safer Than var)

JavaScript Hoisting and the Temporal Dead Zone Explained (Why let/const Are Safer Than var)

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4 min read
What Happens When One Parallel Call Fails? Structured Concurrency in Scala

What Happens When One Parallel Call Fails? Structured Concurrency in Scala

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3 min read
Database Design Best Practice: Store Categorical Data as IDs, Not Strings

Database Design Best Practice: Store Categorical Data as IDs, Not Strings

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2 min read
LLD-5:Stock Market Notification System

LLD-5:Stock Market Notification System

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3 min read
Salt, Pepper, and Secret Sauce: The Recipe for Uncrackable Passwords

Salt, Pepper, and Secret Sauce: The Recipe for Uncrackable Passwords

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9 min read
Caching in Backend: From Theory to Production

Caching in Backend: From Theory to Production

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5 min read
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