Challenges
Build your own Claude Code
using JavaScript
Learn about LLM APIs, tool calling, agent loops and more
completed
Build your own HTTP server
using Go and C
Learn about TCP servers, the HTTP protocol and more
8/14
stages
February 2026
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Started the Build your own HTTP server challenge using C
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Started the Build your own HTTP server challenge using Go
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Completed the Build your own Claude Code challenge using JavaScript
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Joined CodeCrafters