Eventually Consistent

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Hi, I'm Ryan.

I'm a software engineer in Seattle. I've spent most of my career building systems at scale — content rendering engines, internal tooling, distributed services — and caring a lot about observability, developer experience, and the invisible work that keeps things running.

This is my personal site. I write about engineering, systems thinking, and occasionally the bigger picture of what it means to do this work well. Find me on GitHub or LinkedIn .

Latest posts

Lessons from In-Between

After leaving Amazon and navigating several years outside tech, I learned lessons about burnout, stability, recovery, and returning to work with clarity.
Cardinality Costs Money — And I Love It

High-cardinality logs and metrics can get expensive — but they're often the cheapest way to shrink your MTTR and keep your team sane. Here’s how I learned to love them.
Observability First: How I Instrument New Features Before They Ship

Shipping new features is exciting — but if you can't observe them, you're flying blind. Here's how I approach instrumentation before rollout, not after things go sideways.
A Senior Engineer's Guide to Refactoring in the Wild

Refactoring in the real world isn't about perfection — it's about clarity, safety, and knowing where the bodies are buried. Here's how I approach it when the code is messy, the deadlines are tight, and the system can't stop running.
Java for Web Engineers: Recursively Decaffeinating a Codebase

You're a frontend engineer. You're used to Node and TypeScript. But the backend is written in Java — and it's time to get your hands dirty. This post walks through a practical Java program that scans directories and runs decaffeinate on old CoffeeScript files.

Recent projects

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Projects

Personal side projects — a mix of macOS apps, web platforms, CLI tools, and infrastructure experiments.

Let's Connect

If you want to get in touch with me about something or just to say hi, reach out on social media or send me an email.

GitHub /
LinkedIn /
hi@ryanryan.net

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