Видео от Влада Тена - https://www.youtube.com/watch?v=X-tlxRa-MP4&t=399s
Список из телеги
Computer Architecture
http://csapp.cs.cmu.edu/3e/home.html
https://www.cs.cmu.edu/afs/cs/academic/class/15213-f16/www/schedule.html
OS + Networking
https://pages.cs.wisc.edu/~remzi/OSTEP/
https://beej.us/guide/bgnet/
http://gaia.cs.umass.edu/kurose_ross/index.php
Databases
https://www.youtube.com/@CMUDatabaseGroup/playlists
Security
https://pwn.college
https://web.stanford.edu/class/cs253/
Algo + Math
https://ocw.mit.edu/courses/6-006-introduction-to-algorithms-spring-2020/video_galleries/lecture-videos/ - говорит, что лучший куры по алгоритмам
https://ocw.mit.edu/courses/6-042j-mathematics-for-computer-science-fall-2010/video_galleries/video-lectures/
Distributed Systems
https://www.amazon.com/Designing-Data-Intensive-Applications-Reliable-Maintainable-ebook/dp/B06XPJML5D/?redirectFromSmile=1
https://www.youtube.com/watch?v=cQP8WApzIQQ&list=PLrw6a1wE39_tb2fErI4-WkMbsvGQk9_UB
https://pdos.csail.mit.edu/6.824/
https://teachyourselfcs.com
Влад говорит, что если есть вопросы, ты можно пойти на https://www.khanacademy.org/ и почитать по разным темам