General https://interviewcache.com/blog https://www.dailycodingproblem.com/blog Practice https://leetcode.com/ Github Repo https://github.com/kdn251/interviews https://github.com/jwasham/coding-interview-university https://github.com/checkcheckzz/system-design-interview Books http://interactivepython.org/runestone/static/pythonds/index.html Amazon https://www.amazon.jobs/en/landing_pages/technical-topics