Archive - Engineer’s Codex

4 Software Design Principles I Learned the Hard Way

If there’s two sources of truth, one is probably wrong. And yes, please repeat yourself.

Apr 22

February 2024

Meta's new LLM-based test generator is a sneak peek to the future of development

Meta's TestGen-LLM is a sneak peek to the future of developer productivity: specialized, orchestrated, and rigorously filtered.

Feb 23

January 2024

How Apple built iCloud to store billions of databases

Apple uses Cassandra and FoundationDB for CloudKit, their cloud backend service. We take a look into how exactly each is used within their cloud and the…

Jan 14

December 2023

A simple programming productivity trick: leave work unfinished to reach flow

A breakdown of 4 simple software engineering and coding habits that improved my productivity. These include keyboard shortcuts, learning to say no…

Dec 15, 2023

How Google takes the pain out of code reviews, with 97% dev satisfaction

A study of Google's code review tooling (Critique), AI-powered improvements, and recent statistics

Dec 4, 2023

November 2023

3 predictions on the future of software after AI

Key takeaways: a multi-model strategy's necessity, emerging AI infra, LLMs as abstractions.

Nov 28, 2023

Clever code is probably the worst code you could write

And clear, readable code is probably the hardest code to write

Nov 20, 2023

How one line of code caused a $60 million loss

60,000 people lost full phone service, half of AT&T's network was down, and 500 airline flights were delayed

Nov 13, 2023

October 2023

The most valuable trait of great software engineers

A mindset shift that changed the way I approach software development. The #1 trait of valuable software engineers.

Oct 27, 2023

Meta's serverless platform processes trillions of function calls a day

XFaaS is Meta's private platform for "Hyperscale and Low Cost Serverless Functions." It is more efficient than AWS Lambda, Azure Functions, and Google…

Oct 22, 2023

How to burnout a software engineer, in 3 easy steps

The Burnout Playbook for software engineers

Oct 16, 2023

How Airbnb Scaled by Moving Away From a Monolith

4 lessons from Airbnb's scaling strategy, with comparisons to other big tech companies

Oct 11, 2023

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