Byte-Sized Design

Your Homegrown System Was Right in 2018. It's a Liability Now.

Millions of batch jobs, migrated in 4 weeks, and nobody noticed

Jul 13 • Byte-Sized Design

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OpenAI's bug that hid inside a 100-picosecond window

How OpenAI stopped debugging like a doctor and started thinking like an epidemiologist and caught a race condition in the process.

Jul 6 • Byte-Sized Design

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June 2026

The Bug That Hid From Every Tool Cloudflare Had

Cloudflare found a race condition buried in one of Rust's most-deployed libraries, and the fix was four lines

Jun 30 • Byte-Sized Design

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The No-Nonsense Engineer’s Guide to Claude Skills

Every engineer on your team is using AI.

Jun 24 • Byte-Sized Design

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Netflix Engineers Never Ask "What Depends on This?" Anymore

How Netflix Killed the Worst Part of Being On-Call

Jun 23 • Byte-Sized Design

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How Discord Automates ScyllaDB Clusters at Scale

The framework that turned a 36-hour database operation into two hours of mostly waiting

Jun 15 • Byte-Sized Design

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MongoDB Taught Its Database to See the Future

How Atlas built a predictive auto-scaler that scales before your servers break a sweat

Jun 1 • Byte-Sized Design

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May 2026

When "Distributed Backup" Isn't Actually Distributed: Lessons From the Coinbase Outage

The May 2026 AWS thermal event, the latency-versus-resilience tradeoff that broke coinbase, and what happens when “distributed backup” isn’t actually…

May 16 • Byte-Sized Design

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How Slack Keeps a Team of AI Agents from Losing the Plot

Inside the three-channel context system behind slack's security investigations

May 8 • Byte-Sized Design

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April 2026

March 2026

Slack Rebuilt Notifications for Millions of Users

Slack rebuilt its notification system from scratch, here's the architecture decision that made it possible without breaking millions of users.

Mar 30 • Byte-Sized Design

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How Uber Killed Hours-Old Data (And Why Your Batch Jobs Are a Liability)

What they found when they finally did the math on stale data.

Mar 24 • Byte-Sized Design

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