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I Built a Visual System Design Reference — Switch Any Architecture Between AWS, Azure, GCP & Open Source

Born from frustration with scattered notes

I Built a Visual System Design Reference — Switch Any Architecture Between AWS, Azure, GCP & Open Source

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8 min read
Kafka vs RabbitMQ: Picking the Right Message Broker

Kafka vs RabbitMQ: Picking the Right Message Broker

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6 min read
Your primary key is a storage decision

Your primary key is a storage decision

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3 min read
One Slow LLM Provider Shouldn't Starve Your Login Route: Bulkheads in 60 Lines of Node

One Slow LLM Provider Shouldn't Starve Your Login Route: Bulkheads in 60 Lines of Node

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9 min read
Zoom system design interview

Zoom system design interview

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11 min read
Storing email bodies without building a data swamp

Storing email bodies without building a data swamp

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1 min read
Idempotency keys on the send call, not on the job

Idempotency keys on the send call, not on the job

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1 min read
Routing inbound mail when one domain serves many products

Routing inbound mail when one domain serves many products

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1 min read
The 10 AI system design questions that actually come up, and one way to answer all of them

The 10 AI system design questions that actually come up, and one way to answer all of them

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7 min read
Deduplicating contacts when the same person has three identities

Deduplicating contacts when the same person has three identities

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1 min read
Your queue is not the rate limit — the provider is

Your queue is not the rate limit — the provider is

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2 min read
Zero-Copy Parsing in Rust: nom, Bytes, and the Cost of Ownership

Zero-Copy Parsing in Rust: nom, Bytes, and the Cost of Ownership

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8 min read
Matrix Customer Acquisition System: Architecture for Multi-Channel Lead Ops

Matrix Customer Acquisition System: Architecture for Multi-Channel Lead Ops

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8 min read
System Design Fundamentals: Scaling, Sharding, and the Trade-offs Every Architect Makes

System Design Fundamentals: Scaling, Sharding, and the Trade-offs Every Architect Makes

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10 min read
Meta System Design Interview Questions 2026: Best Courses

Meta System Design Interview Questions 2026: Best Courses

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13 min read
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