Rafnix Guzman

Challenges

Build your own Claude Code

using Python

Learn about LLM APIs, tool calling, agent loops and more

completed

Build your own BitTorrent

using Python

Learn about .torrent files, the BitTorrent Peer Protocol and more

2/19 stages

Build your own SQLite

using Python

Learn about SQL syntax, SQLite's file format, B-trees and more

2/9 stages

Build your own DNS server

using Python

Learn about the DNS protocol, DNS record types and more.

2/8 stages

Build your own Shell

using Python

Learn about parsing shell commands, executing programs and more

8/76 stages

Build your own HTTP server

using Python

Learn about TCP servers, the HTTP protocol and more

11/14 stages

Build your own Redis

using Python

Learn about TCP servers, the Redis protocol and more

9/115 stages

Build your own Interpreter

using Python

Learn about tokenization, ASTs, tree-walk interpreters and more.

15/84 stages

Build your own Kafka

using Python

Learn about TCP servers, the Kafka wire protocol and more.

3/25 stages

• Completed the Build your own Claude Code challenge using Python

• Started the Build your own Kafka challenge using Python

• Started the Build your own Interpreter challenge using Python

• Started the Build your own Shell challenge using Python

• Started the Build your own Redis challenge using Python

• Started the Build your own DNS server challenge using Python

• Started the Build your own SQLite challenge using Python

• Started the Build your own HTTP server challenge using Python

• Started the Build your own BitTorrent challenge using Python

• Joined CodeCrafters