Coding Interview Website:
for example we can think about python coding challenge of company for an applicant: https://www.javatpoint.com/python-coding-interview-questions
Educational Software Development Website:
in this website you can find many useful software develop tutorials, for example developing a single page application with FastAPI and Vue.js: https://testdriven.io/blog/developing-a-single-page-app-with-fastapi-and-vuejs/