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Zeta (directi) Interviews

1 experience6 reads
Zeta(Directi) Interview Experience – SDE1 (March 2025)
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Zeta (directi)
Software Development Engineer1- backend (SDE1)Bangalore1.75 years
April 8, 20256 reads

Summary

I successfully received an offer for an SDE1 backend role at Zeta (Directi) after an online interview process. The experience included a DSA and problem-solving round, followed by a technical and fitment round which covered project deep dives and behavioral questions.

Full Experience

Status: ✅ Offer Role: Software Development Engineer1- backend (SDE1) Experience Level: 1year 9 months Mode: Online Location Preference: Bangalore

Round 1 – DSA + Problem Solving (60 mins) Platform: Teams and their coding platform

Duration: ~60 minutes Interviewer: [1 Engineer from Zeta]

Questions:

  1. Minimum Window Substring

Difficulty: Medium-Hard

Solved using optimal approach in first go.

Discussed time and space complexity

  1. Some mathematical question(was based on binary search approach)

Difficulty: Hard

Discussed time and space complexity

Dry run + edge cases + present working solution.

Verdict: Strong Hire

Round 2 – Tech + Fitment Round(50–60 mins) Platform: Teams Interviewer: Engineering Manager

Discussion Areas:

Past project experience (deep dive into architecture and decisions made)

Challenges faced and how you resolved them

Deep dived into Scenario based reasoning for 30 mins, figuring all possibilities and finding optimal solution.

Behavioral Questions:

  1. Why Zeta?

  2. Ready for relocation?

  3. Your strategy to understand code base you didn't work on?

Verdict: Selected

Interview Questions (4)

Q1
Minimum Window Substring
Data Structures & AlgorithmsHard

The problem asks to find the minimum window substring within a given string S that contains all the characters of another string T.

Q2
Why Zeta?
Behavioral

Behavioral question: Why do you want to work at Zeta?

Q3
Ready for relocation?
Behavioral

Behavioral question: Are you ready for relocation?

Q4
Strategy to understand unfamiliar codebase
Behavioral

Behavioral question: What is your strategy to understand a codebase you didn't work on?

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