Round 1: DSA(45min)

• Asked 2 DSA problems (moderate difficulty).
• Followed by 5-6 questions based on my resume and previous work experience.

Round 2: DSA + Distributed Systems Discussion (45 mins)

• Asked 2 DSA problems.
• The discussion then extended into how the solutions could be scaled in real-world systems.
• Questions:
  1.Task scheduler
  2.Rate limiter

Round 3: CTO Discussion (45 mins)

• Deep dive into my resume and projects.
• The CTO questioned almost every design decision, alternative approaches, trade offs, scaling considerations, and implementation details.
• Also asked a puzzle:
  There are 8 batteries (4 good and 4 bad). A torch requires 2 good batteries to turn on. What is the minimum number of attempts required in the worst case to guarantee finding a working pair?

Verdict: Not Selected

Overall, the interview focused heavily on problem solving, system thinking, and depth of understanding of projects mentioned on the resume. Be prepared to justify design decisions and discuss trade offs in detail.