A 30-day build challenge for people who can execute under pressure. You will build one real project every day across software, AI, systems, and applied engineering. Miss one day, and you are out. This is not a course. This is not passive learning.

72-hour build challenge for a Pillar CS lead engineer role. Ship an MCP server and adviser dashboard that reconciles an IFA client book. Closes Thu 23 Apr 09:00 BST.

A dead-simple pricing calculator for freelancers, consultants, and agencies. Build challenge from LemonBrand.

Build hardware engineering intuition with 30 daily Python projects you can run on any laptop, no hardware or cloud needed