Notes from becoming a software engineer.

I write here to remember what I've learned. Tutorials I rewrote in my own words, diagrams I redrew until they made sense, languages I'm still wrestling with. Updated weekly, slowly.

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Sections

0110 entries

System Design

Networking, proxies, scaling, containers, rate limiting, message queues, and the trade-offs behind every infrastructure decision.

ScalingNetworkingContainersQueues

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023 entries

OOP

Core principles and patterns that underpin good software design.

OOPSOLIDDesign Patterns

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033 entries

Languages

Notes from working through Java, JavaScript, and TypeScript — what each one teaches you.

JavaJavaScriptTypeScript

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043 entries

Databases

Relational vs non-relational, caching strategies, sharding, and the trade-offs behind every data layer decision.

SQLNoSQLCachingSharding

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050 entries

Web Development

HTML, CSS, the cascade, the DOM, accessibility, and everything that runs in the browser.

HTMLCSSDOMA11y

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060 entries

AI

How models work, how to use them, and what's worth paying attention to right now.

LLMsRAGEval

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