The questions during the pair interview are around TDD. First: The ask you to write a unit test. Second: To write the implementation. Third: How to refactor the code. And it goes in cycle. What you need to prepare: * TDD - the flow, Red - Green - Refactor * Write a unit test : Be critical and learn about how to write a unit test. * Refactoring: Learn about clean code. Tips: Read from refactoring.guru or Uncle Bob's book: clean code. * In the implementation : ensure that you have a solid problem solving skills. Another tips: * Asking questions if you are not sure. * Learn raw SQL code, Ruby On Rails, Java, and Kotlin. * Learn to write a pseudo code.