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Architecture

The fundamental structures of a software system.

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A voice agent is a stack, not a model

A voice agent is a stack, not a model

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3 min read
Stale-while-revalidate with Cache.match(): fast answers, safe refreshes

Stale-while-revalidate with Cache.match(): fast answers, safe refreshes

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3 min read
Two Free Adapters, One Contract to Test

Two Free Adapters, One Contract to Test

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5 min read
Building a messenger without phone numbers: the hard problems

Building a messenger without phone numbers: the hard problems

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16 min read
Developer Changelog Tracker: Staged Retrieval Contracts for Predictable Index Cost

Developer Changelog Tracker: Staged Retrieval Contracts for Predictable Index Cost

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5 min read
System Design, Plainly — Part 2: Caching

System Design, Plainly — Part 2: Caching

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14 min read
Put an AI agent in one process and day one gives you two walls

Put an AI agent in one process and day one gives you two walls

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4 min read
I built the back office Shopify doesn't have: 10 screens, 189 tests and one 16-second bug

I built the back office Shopify doesn't have: 10 screens, 189 tests and one 16-second bug

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3 min read
Building an Enterprise B2B Deal Intelligence Agent with Groq and Hindsight Memory

Building an Enterprise B2B Deal Intelligence Agent with Groq and Hindsight Memory

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1 min read
Semantic Document Architecture: Engineering Websites for Both Human Readers and Search Parsers

Semantic Document Architecture: Engineering Websites for Both Human Readers and Search Parsers

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3 min read
Preventing Zombie Tasks in Async Workers: Reliable Signal Handling and Cancellation Propagation in Python

Preventing Zombie Tasks in Async Workers: Reliable Signal Handling and Cancellation Propagation in Python

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6 min read
TimescaleDB vs ClickHouse: Real-Time Time-Series Ingestion, Compression & Query Latency

TimescaleDB vs ClickHouse: Real-Time Time-Series Ingestion, Compression & Query Latency

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8 min read
Policy Fail Mode Is an Architecture Decision, Not an Identity Integration Default

Policy Fail Mode Is an Architecture Decision, Not an Identity Integration Default

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11 min read
FDE 第 5 课 企业 AI 的两大流派:Palantir 流派 vs AI Worker 流派

FDE 第 5 课 企业 AI 的两大流派:Palantir 流派 vs AI Worker 流派

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1 min read
A Container Fleet That Left Paper Trails Everywhere: Rethinking Asset Files at a Leasing Firm

A Container Fleet That Left Paper Trails Everywhere: Rethinking Asset Files at a Leasing Firm

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4 min read
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