MIT's 18.S097: Programming with Categories with Brendan Fong, Bartosz Milewski and David Spivak is great: http://brendanfong.com/programmingcats.html http://bre

MIT's 18.S097: Programming with Categories with Brendan Fong, Bartosz Milewski and David Spivak is great: http://brendanfong.com/programmingcats.html http://brendanfong.com/programmingcats.html All lectures from the course are in this playlist: https://www.youtube.com/playlist?list=PLhgq-BqyZ7i7MTGhUROZy3BOICnVixETS https://www.youtube.com/playlist?list=PLhgq-BqyZ7i7MTGhUROZy... Milewski's free book Category Theory for Programmers is a "classic" as well https://github.com/hmemcpy/milewski-ctfp-pdf https://github.com/hmemcpy/milewski-ctfp-pdf In general you can find videos on youtube of talks given at various industry functional programming conferences that often help since they start from the industry programmer point of view rather than the pure maths one. E.g. A practical introduction to Category Theory (for Scala devs) https://www.youtube.com/watch?v=GNG3Gk9KsoI https://www.youtube.com/watch?v=GNG3Gk9KsoI