Paytm | Senior Software Engineer (SSE/SDE-2) | Noida | November 2024 [Offer]
Hackerrank Online Assessment (OA)
Questions:
- A medium-level problem based on strings.
- Finding the maximum even sum subsequence in an array.
Both questions required clear understanding and efficient implementation of algorithms.
Candidate's Approach
No approach provided.
Interviewer's Feedback
No feedback provided.
Round 1: Technical Round/DSA
Questions:
A binary array of size n was given, and we were allowed k flips (changing a 0 to 1).
The task was to find the maximum length of consecutive 1s that can be formed.
Follow-up Questions:
- How to print the indices of the consecutive 1s after the flips.
- Optimization strategies for both the solutions and follow-up.
The interviewer focused on problem-solving skills and optimization.
Candidate's Approach
No approach provided.
Interviewer's Feedback
No feedback provided.
Round 2: Technical + Behavioral Round
Questions: This round began with a discussion about:
- My most interesting project and the challenges I faced.
- System design, including scalability, monitoring, and handling high-traffic systems.
- Resource calculation to handle load spikes efficiently.
- Soft skills like dealing with stakeholders, explaining technical constraints, and aligning with business requirements.
Candidate's Approach
No approach provided.
Interviewer's Feedback
No feedback provided.