Coding Challenge Sites

Taking up programming challenges validates your skills as a developer. It also improves your confidence in writing code.
Here is a list of sites to check out to take up coding challenges that will build you up as a developer

1. Codewars
   https://www.codewars.com/__

2. Leetcode
   https://leetcode.com/

3. CodinGame
   https://www.codingame.com/

4. Exercism
   https://exercism.org/

5. Frontend Mentor
   https://www.frontendmentor.io/home