Cognizant
American multinational information technology services and consulting company.
4 Rounds
~21 Days
Medium
The Interview Loop
Recruiter Screen (30 min)
Standard fit check, behavioral questions, and resume overview.
Technical Loop (3-4 Rounds)
Deep dive into domain knowledge, coding, and system design.
Interview Question Bank
Backend Engineer
•
Technical
•
medium
Explain the internal working of ConcurrentHashMap in Java. How does it achieve thread safety without locking the entire map?
#Collections
#Multithreading
#Concurrency
Backend Engineer
•
Technical
•
hard
Explain how Garbage Collection works in Java 11/17, specifically focusing on G1GC.
#JVM
#Memory Management
Difficulty Radar
Based on recent AI-sourced data.
Meet Your Interviewers
The "Standard" Interviewer
Senior EngineerFocuses on core competencies, system constraints, and clear communication.
SimulateUnwritten Rules
Think Out Loud
Always explain your thought process before writing code or drawing architecture.