The code you write during LLD interviews is not just a solution to a problem; it is a direct communication of your design philosophy, your craftsmanship, and your ability to work in a professional software engineering environment.

Many candidates can produce code that works. Far fewer can produce code that is clean, readable, and maintainable under pressure. This chapter is your guide to becoming the latter.

We will break down the principles and practices that transform functional code into professional code.

1. Your Code is a Conversation