
The Definitive Guide to CLAUDE.md
CLAUDE.md is just one layer. Learn the 5-layer configuration system for Claude Code - with real production examples, common mistakes, and troubleshooting.
Read articleWritten by Arseniy Potapov
Software engineer, python & database expert, problem solver, builder

CLAUDE.md is just one layer. Learn the 5-layer configuration system for Claude Code - with real production examples, common mistakes, and troubleshooting.
Read article
How I built a passwordless OTP service on AWS Lambda for under $1/month. HOTP, DynamoDB, JWT - complete walkthrough with build-vs-buy framework.
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A practical guide to CI/CD from zero. Three steps from 'I deploy by SSHing into the server' to automated tests and deploys - each pays for itself immediately.
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Three years of building AI-powered data pipelines taught me one thing: don't pipe every row through an LLM. Here's the architecture that actually scales.
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A practitioner's strategy for adding tests to a codebase with zero coverage. Where to start, what to test first, and how to build a safety net that grows.
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What 25 years of case studies reveal about the rewrite decision - from Netscape's fatal mistake to how Twitter, Facebook, and Shopify got it right.
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Battle-tested workflows for using Claude Code in production. Two review modes and context-priming techniques that catch AI code bugs before they ship.
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A practitioner's framework for the rewrite-vs-refactor decision, backed by war stories from Python migrations, frontend rewrites, and govtech API versioning.
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Confused about which database to choose for your startup? Look no further! In this comprehensive guide, we compare the different types of databases and discuss their suitability for different use cases. From relational to non-relational to hybrid databases, we've got you covered. Plus, we'll help you weigh the pros and cons of managed vs self-hosted solutions. Don't let database selection stress you out – let us guide you towards the right choice for your startup's needs.
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The key AWS services every startup needs — EC2, S3, RDS, SQS and more — with honest comparisons to non-AWS alternatives and cost management tips.
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Why Python is the go-to language for startup founders: simplicity, a vast ecosystem, and enough production chops to take you from MVP to scale.
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