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redis.pybuild redis · lesson 04<br># Handle Redis SET<br>def handle_set(args):<br>store[args[0]] = args[1]<br>return "+OK\r\n"

# Handle Redis GET<br>def handle_get(args):<br>val = store.get(args[0])<br>if val is None:<br>return "$-1\r\n"<br>return f"${len(val)}\r\n{val}\r\n"●Test passed42ms

Storage<br>Build Redis<br>Python · Go · Rust

Storage<br>Build a Database<br>Python · C · Rust

Tooling<br>Build Git<br>Python · Go

Compilers<br>Build a Programming Lang<br>Python · Rust

Systems<br>Build a Container Runtime<br>Go · C

Systems<br>Build a Shell<br>C · Rust

Tooling<br>Build a Text Editor<br>C · Rust

Systems<br>Build an OS Kernel<br>C · Rust

Graphics<br>Build a 3D Renderer<br>Rust · C++

Graphics<br>Build a Ray Tracer<br>C++ · Rust

ML<br>Build a Neural Network<br>Python · C++

Graphics<br>Build a Game Engine<br>C++ · Rust

Networking<br>Build BitTorrent<br>Go · Python

Networking<br>Build a Load Balancer<br>Go · Rust

Distributed<br>Build a Raft KV Store<br>Go · Rust

Distributed<br>Build a Blockchain<br>Python · Go

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Backend Engineer<br>intermediate·~80h

The infrastructure under every web service — Go, SQL, caches, queues, and the protocols that connect them.<br>Go FundamentalsSQL FundamentalsBuild Redis+5 more

Frontend Engineer<br>intermediate·~65h

Master the browser end of the wire — JavaScript, TypeScript, then build the framework you depend on every day.<br>JavaScript FundamentalsTypeScript FundamentalsJavaScript Advanced+4 more

Full-Stack Developer<br>intermediate·~90h

Both ends of the wire: TypeScript on the client, plus a backend language and the protocols that connect them.<br>JavaScript FundamentalsTypeScript FundamentalsSQL Fundamentals+4 more

DevOps / SRE<br>intermediate·~70h

Run the systems other engineers build — Bash and Go for tooling; Docker, CI, and observability for the platform.<br>Bash FundamentalsGo FundamentalsBuild Docker+4 more

Data Scientist<br>beginner·~60h

Python, R, and SQL — the canonical trio of data analysis. Plus the data structures behind efficient queries.<br>Python FundamentalsPython in PracticeR Fundamentals+4 more

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