As part of the Purple Sloth studio, I worked on several game jam projects. Comfort Zones, made for the 42th Ludum Dare, was the first one. We used Unity 3D and I mainly worked on gameplay code.
You can read the postmortem on the Purple Sloth blog: https://blog.purplesloth.studio/post-mortem-comfort-zone/
And also, you can get the game on the Ludum Dare website: https://ldjam.com/events/ludum-dare/42/comfort-zone