Grant Tepper

Challenges

Build your own Claude Code

using Go

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

completed

Build your own DNS server

using Go

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

completed

Build your own Shell

using Go

Learn about parsing shell commands, executing programs and more

43/76 stages

• Completed the Build your own DNS server challenge using Go

• Completed the Build your own Claude Code challenge using Go

• Started the Build your own Shell challenge using Go

• Joined CodeCrafters