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Jhoneagle
C++ Python Scala
joined 1 year ago

Challenges

Build your own Interpreter
using C++
Build your own Interpreter
Learn about tokenization, ASTs, tree-walk interpreters and more.
completed
C++
Build your own Claude Code
using C++
Build your own Claude Code
Learn about LLM APIs, tool calling, agent loops and more
completed
C++
Build your own Redis
using Scala
Build your own Redis
Learn about TCP servers, the Redis protocol and more
completed
Scala
Build your own Shell
using Python
Build your own Shell
Learn about parsing shell commands, executing programs and more
completed
Python
Build your own Kafka
using Java
Build your own Kafka
Learn about TCP servers, the Kafka wire protocol and more.
18/25 stages
Java
Build your own grep
using Python
Build your own grep
Learn about regex syntax: character classes, quantifiers and more
19/33 stages
Python
May 2026
April 2026
February 2026
August 2025
June 2025