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// system design, straight from production

Crack the interview. Keep the thinking.

Industry-driven system design explanations from a practicing software engineer — the trade-offs, failure modes, and scaling decisions that matter in production, not just in interview rooms.

ActiveContinuously updated
FreeNo paywall on fundamentals
Industry-ledBuilt by a practicing engineer

01 — learning paths

Structured Learning Paths

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Full track live

System Design

The full fundamentals track: scalability, CAP theorem, proxies, load balancers, caching, and more.

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New lessons weekly

Generative AI

How modern AI systems are engineered: LLMs, embeddings, and serving at scale. New lessons landing regularly.

Explore Track →
Coming soon

Data Structures & Algorithms

DSA with a systems lens — the patterns behind the problems, not just the solutions.

02 — who this is for

Built for engineers who want more than memorized answers

01

Engineers preparing for interviews

02

Engineers struggling with system design fundamentals

03

Developers who want real-world scalable system explanations

04

Engineers aiming to grow beyond LeetCode-only preparation

Mock Interviews & Career Services

Built from real-world production systems, for the next generation of engineers

I’m a software engineer focused on bridging the gap between theoretical interview prep and real-world production architecture. Here, you’ll learn the trade-offs, failure modes, and scaling decisions that actually matter in practice.