A weekly Coding Challenge to help software engineers level up.
“Great newsletter for engineers that would like to learn a new language or sharpen existing skills by working on real-world applications. Weekly coding challenges that are aimed at helping software engineers level up by practicing building real-world applications. ”
Gregor Ojstersek, Engineering Leadership
“John's Coding Challenges will help you get worlds ahead of your peers on technical expertise. His posts will "teach you how to fish" and build the skills you need to excel technically on the job. I highly recommend his newsletter”
Jordan Cutler, High Growth Engineer