Derived from 1 submission for ALL. Format details may vary across different teams or locations.
The candidate, with 6 years of experience, underwent a lateral hiring process for a Senior Software Engineer role at Paytm Money in Pune. They cleared multiple technical rounds, including an online assessment, two technical interviews (DS/PS and design), and received an offer, which they later declined.
1-hour online test with 2 data structure questions: one easy and one medium difficulty. Completed in 40 minutes.
1-hour online test with 2 data structure questions: one easy and one medium difficulty. Completed in 40 minutes.
Data structure question (easy)
Data structure question (medium)
1.5-hour technical interview focused on data structures and problem-solving. Three questions were asked: a variation of the Two Sum problem, recursive implementation of reversing a linked list, and tree zigzag traversal.
Variation of Two Sum problem
Recursive implementation of reversing a linked list
Tree zigzag traversal
1-hour system design interview focused on designing a notification system (SMS, email, push notifications). Discussion included API contracts, scaling considerations, and CAP theorem.
Design notification system (SMS, email, push notifications)
Discussion on API contracts, scaling, and CAP theorem
InterviewDigest