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ETD SOLUTIONS PRIVATE LIMITED Interview Preparation

Medium-Hard

IT/ Technology · Vadodara, India

ETD Solutions Pvt. Ltd. is a premier software development company based in Vadodara, India. We specialize in custom web and mobile app development, UI/UX design, software testing, and tailored digital solutions that drive business growth and streamline operations. With a dedicated team of expert developers and designers, we focus on delivering innovative, scalable, and user-centric technology that aligns with your business goals. From responsive websites to enterprise software systems, ETD Solutions combines creativity with technical excellence to transform ideas into powerful digital products, supporting clients across industries for success in the digital world.

280+ questions4 rounds5 expert tips11-50 employeeshttp://etdsolutions.in

About ETD SOLUTIONS PRIVATE LIMITED

ETD SOLUTIONS is a premier software development company operating exclusively in India. Visit our official website for IT services, business verification, and contact details.

Vadodara, India

Interview Rounds4

1
Online Assessment60–90 min

2–3 DSA coding problems on HackerRank, CodeSignal, or company platform

2
Technical Interview I45–60 min

Data structures & algorithms — arrays, trees, graphs, dynamic programming

3
Technical Interview II45–60 min

System design or low-level design — scalability, APIs, databases

4
HR / Culture Round30 min

Career goals, teamwork, strengths/weaknesses, role expectations

Practice Questions10

Key Topics

  • Data Structures & Algorithms150q
  • System Design50q
  • Object-Oriented Design40q
  • SQL & Databases25q
  • CS Fundamentals (OS, Networking)25q

Expert Tips

  • Practice LeetCode easy and medium problems before the OA — focus on arrays, strings, trees, and graphs.
  • For system design, use the RESHADED framework: Requirements, Estimation, Storage, High-level design, APIs, Detailed design, Evaluation.
  • Prepare 3–4 STAR stories covering: a challenge you solved, a time you worked in a team, a project you owned end-to-end.
  • After every coding solution, proactively state the time and space complexity — interviewers expect it.
  • Study common CS fundamentals: process vs thread, TCP vs UDP, REST vs GraphQL, SQL indexing, CAP theorem.