🔍 Interview Experience – CoinDCX (SDE-1 Backend Role)

✅ Rounds Overview

Round 1: DSA (Data Structures & Algorithms)
• Problem 1: Detect cycle in a linked list
• Problem 2: Merge two sorted linked lists using O(1) space
• Focus: Edge cases, optimal time & space complexities, clean coding

Round 2: LLD + HLD (System Design)
• LLD: Design a Car Rental System
• Entities, class diagrams, basic flows (booking, return, availability, etc.)
• HLD/Conceptual Questions:
• Kafka internals & use cases
• API rate limiting techniques (Token Bucket, Leaky Bucket, etc.)

Round 3: Managerial Round
• Topics Covered:
• Behavioral questions
• Past project deep-dives
• Collaboration, ownership, problem-solving mindset
Status: Feedback awaited
I want to know how much coindcx pays to sde-1 backend and work culture there
I have applied for banglore position