You need an emergency fund and you need to cut expenses right away. I'd also practice interviewing. I have a leetcode routine I do. But keep in mind, interviewing is going to be hard with very good competition.

  Sunday - Stack | Queue | Priority Queue (Heap)
  Monday - String | Math
  Tuesday - Tree | Dynamic Programming
  Wednesday - BFS | DFS
  Thursday - Graph
  Friday - Linked List
  Saturday - Sabbath