Scale Engineer

Software Engineer

Software EngineerSoftware Engineer 3Medium to Hard

This interview process is designed to assess candidates for the Software Engineer 3 role at Zepto. It evaluates technical proficiency, problem-solving skills, system design capabilities, and cultural fit.

Rounds·3

Timeline·~7d

Experience·4 - 7 yrs

Comp band·US$180000 - US$250000

Interview time·135 min

Evaluation

What they measure.

  • Problem-solving approach
  • Algorithmic thinking
  • Code quality and efficiency
  • Understanding of data structures

Preparation

How to prepare.

Tips

  1. Brush up on fundamental data structures and algorithms (Arrays, Linked Lists, Trees, Graphs, Hash Tables, Sorting, Searching).
  2. Review core computer science concepts like operating systems, databases, and networking.
  3. Practice system design problems, focusing on scalability, availability, and trade-offs.
  4. Prepare to discuss your past projects in detail, highlighting your contributions and technical challenges.
  5. Understand Zepto's business and technology stack to tailor your answers.
  6. Practice behavioral questions using the STAR method (Situation, Task, Action, Result).

Study plan

Fig · Study plan — 04 phases

01 / 04
01

Phase 01 of 04

Data Structures and Algorithms

Weeks 1-2: DSA fundamentals and practice.

Weeks 1-2: Focus on Data Structures and Algorithms. Cover arrays, linked lists, stacks, queues, trees (binary, BST, AVL), heaps, hash tables, graphs. Practice common algorithms like sorting, searching, graph traversal (BFS, DFS), dynamic programming. Solve problems on platforms like LeetCode, HackerRank.

Questions

Commonly asked.

  • Design a system to handle real-time order tracking for Zepto.
  • How would you optimize database queries for a high-traffic e-commerce platform?
  • Describe a situation where you had to deal with a production issue under pressure.
  • What are the trade-offs between using a monolithic architecture versus a microservices architecture?
  • Explain the concept of caching and its importance in web applications.
  • How do you ensure the scalability and reliability of your code?
  • Tell me about a time you disagreed with a technical decision and how you handled it.
  • What are your thoughts on testing strategies for distributed systems?

Locations

Regional differences.

Fig · Regions — 02 locations

01 / 02

Location

Bangalore

Interview focus

Deep understanding of distributed systems and scalability.Experience with microservices architecture.Proficiency in at least one major cloud platform.Strong problem-solving and debugging skills in a production environment.

Common questions

  • How would you design a URL shortener service?
  • Discuss a challenging technical problem you solved recently.
  • Explain the trade-offs between SQL and NoSQL databases for a specific use case.
  • How do you handle concurrency in your applications?
  • Describe your experience with cloud platforms like AWS, Azure, or GCP.

Tips

  • Be prepared to discuss your experience with large-scale systems.
  • Familiarize yourself with common cloud services and their use cases.
  • Practice explaining complex technical concepts clearly and concisely.
  • Highlight your contributions to impactful projects.

Rounds

Round-by-round.

Expand a step for evaluation criteria, sample questions, and prep notes.

DSA

Coding questions at Zepto.

Frequently reported on Zepto loops

View all at Zepto

Other guides

More at Zepto.