@johntcosta

John Costa

@johntcostaOakland, CAJoined August 2022

Software Engineer focused on shipping value in the form of code that is easy to read, maintain, and extend.

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John Costa's blogs

The Engineering Productjohntcosta.hashnode.dev20 posts

Not Every Business Win Is a Feature

Where engineering value lives at a mature B2B company

6 min readjohntcosta.hashnode.dev

Apr 28

Your Team Needs a Code Review Canon

On shared standards, accountable review, and what AI changes about both

11 min readjohntcosta.hashnode.dev

Apr 21

100 Merged PRs: What I Learned Contributing to Open Source with AI

On persistence, ownership, and shipping code in languages I don't know

5 min readjohntcosta.hashnode.dev

Apr 15

From Raspberry Pi to 17-Container Homelab in Six Months

How I replaced $540/year in streaming subscriptions with a self-hosted media server, ebook library, and monitoring stack running on a $200 mini PC dr

8 min readjohntcosta.hashnode.dev

Apr 14

You Were Never Typing Code

The job was never typing. It was choosing the right pattern and reviewing what ships.

3 min readjohntcosta.hashnode.dev

Apr 12

John Costa

About

Available for

John Costa's blogs

Not Every Business Win Is a Feature

Your Team Needs a Code Review Canon

100 Merged PRs: What I Learned Contributing to Open Source with AI

From Raspberry Pi to 17-Container Homelab in Six Months

You Were Never Typing Code

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John Costa

About

Available for

John Costa's blogs

Not Every Business Win Is a Feature

Your Team Needs a Code Review Canon

100 Merged PRs: What I Learned Contributing to Open Source with AI

From Raspberry Pi to 17-Container Homelab in Six Months

You Were Never Typing Code