Random Ramblings

CodeMonkey Life

Abusing AWS Lambda's 'Stateless' model

Using in-memory caches to speed up lambda's

Posted by Krystian Wojcicki on January 11, 2026

Let the types do the talking

Your documentation should explain the why, while the types explain the what

Posted by Krystian Wojcicki on January 4, 2026

Jane Street Puzzle: Hall of Mirrors 3

Presenting my solution to the Hall of Mirrors 3 puzzle

Posted by Krystian Wojcicki on March 31, 2025

Jane Street Puzzle: Beside the Point

Presenting my solution to the Beside the Point puzzle

Posted by Krystian Wojcicki on December 2, 2024

Signaling Intent

How signaling intent can make you a better programmer

Posted by Krystian Wojcicki on March 23, 2023