Commvault

Software Engineer

Software EngineerEngineerMedium

Commvault is seeking a talented Software Engineer at the Engineer level to join our dynamic team. This role involves designing, developing, and maintaining innovative software solutions that drive our core business. We are looking for individuals with a strong technical foundation, problem-solving skills, and a passion for creating high-quality software.

Rounds

3

Timeline

~7 days

Experience

1 - 3 yrs

Salary Range

US$80000 - US$120000

Total Duration

150 min

Overall Evaluation Criteria

Technical Skills

Problem-solving abilities
Technical proficiency in relevant programming languages and tools
Understanding of data structures and algorithms
Code quality and best practices
Communication and teamwork skills
Cultural fit and alignment with Commvault values

Communication Skills

Ability to articulate thought process
Clarity of explanations
Active listening skills
Constructive feedback during discussions

Behavioral and Cultural Fit

Teamwork and collaboration
Adaptability and willingness to learn
Proactiveness and initiative
Alignment with Commvault's mission and values

Preparation Tips

1Review fundamental computer science concepts, including data structures, algorithms, and operating systems.
2Practice coding problems on platforms like LeetCode, HackerRank, or similar.
3Understand object-oriented programming principles and design patterns.
4Be prepared to discuss your past projects in detail, focusing on your contributions and the challenges you faced.
5Research Commvault's products, services, and company culture.
6Prepare questions to ask the interviewer about the role, team, and company.

Study Plan

1

Data Structures and Algorithms

Weeks 1-2: Data Structures & Algorithms fundamentals. Practice implementations and complexity analysis.

Weeks 1-2: Focus on core data structures (arrays, linked lists, trees, graphs, hash tables) and algorithms (sorting, searching, dynamic programming, graph traversal). Practice implementing these in your preferred language. Review Big O notation for time and space complexity analysis.

2

Object-Oriented Programming and System Design

Weeks 3-4: OOP, Design Patterns, and System Design basics. Focus on scalability and reliability.

Weeks 3-4: Deep dive into object-oriented programming (OOP) concepts (encapsulation, inheritance, polymorphism, abstraction) and common design patterns (e.g., Singleton, Factory, Observer). Study system design principles, focusing on scalability, reliability, and maintainability.

3

Behavioral Preparation

Week 5: Behavioral preparation using STAR method. Research Commvault's values.

Week 5: Prepare for behavioral questions by reflecting on your past experiences using the STAR method (Situation, Task, Action, Result). Research Commvault's values and mission, and think about how your experiences align.

4

Technology Stack and Company Research

Week 6: Technology-specific review and practice. Prepare questions for the interviewer.

Week 6: Review specific technologies mentioned in the job description (e.g., specific programming languages, databases, cloud platforms). Practice coding challenges related to these technologies. Prepare questions for the interviewer.

Commonly Asked Questions

Write a function to reverse a linked list.
Explain the difference between a process and a thread.
Describe a situation where you had to debug a complex issue. How did you approach it?
What are your strengths and weaknesses as a software engineer?
How would you design a URL shortening service?
Tell me about a time you failed and what you learned from it.
What is polymorphism?
How do you ensure the quality of your code?
What interests you about Commvault?
Do you have any questions for us?

Location-Based Differences

India

Interview Focus

Adaptability to local work culture.Understanding of local market trends.Communication skills in the local language (if applicable).

Common Questions

Tell me about a challenging project you worked on.

How do you handle tight deadlines?

Describe a time you disagreed with a team member.

Tips

Research Commvault's presence and projects in this specific region.
Be prepared to discuss how your skills align with local industry needs.
Highlight any experience working in diverse or international teams.

USA

Interview Focus

Proficiency in specific technologies relevant to the US market.Understanding of US business practices and communication styles.Experience with large-scale systems.

Common Questions

What are your thoughts on agile methodologies?

How do you approach code reviews?

Describe your experience with cloud platforms.

Tips

Familiarize yourself with Commvault's US customer base and product applications.
Be ready to articulate your contributions in terms of business impact.
Emphasize your ability to collaborate effectively in a remote or hybrid US-based team.

Process Timeline

1
Technical Screening - Coding Challenge45m
2
System Design60m
3
Behavioral and Managerial Round45m

Interview Rounds

3-step process with detailed breakdown for each round

1

Technical Screening - Coding Challenge

Assess fundamental coding skills and problem-solving using data structures and algorithms.

Technical ScreeningMedium
45 minSoftware Engineer / Technical Screener

This initial round focuses on assessing your fundamental programming skills and problem-solving abilities. You will be asked to solve coding problems, typically involving data structures and algorithms. The interviewer will evaluate your approach, the efficiency of your solution, and your ability to write clean, working code. Expect to discuss your thought process and justify your choices.

What Interviewers Look For

A systematic approach to problem-solving.Clean and efficient code.Understanding of time and space complexity.Ability to explain their thought process.

Evaluation Criteria

Problem-solving skills
Understanding of data structures and algorithms
Coding proficiency
Logical thinking

Questions Asked

Given an array of integers, find the contiguous subarray with the largest sum.

AlgorithmsArraysDynamic Programming

Implement a function to check if a binary tree is a Binary Search Tree (BST).

Data StructuresTreesRecursion

Find the first non-repeating character in a string.

StringsHash Tables

Preparation Tips

1Practice coding problems on platforms like LeetCode or HackerRank.
2Review common data structures and algorithms.
3Be comfortable explaining your code and its complexity.
4Practice thinking out loud.

Common Reasons for Rejection

Inability to articulate solutions clearly.
Lack of fundamental programming knowledge.
Poor problem-solving approach.
2

System Design

Assess ability to design scalable and robust software systems.

System Design InterviewHard
60 minSenior Software Engineer / Architect

This round delves into your ability to design and architect software systems. You'll be presented with a high-level problem (e.g., design a social media feed, a URL shortener, or a distributed cache) and expected to propose a solution. The focus is on your understanding of scalability, reliability, performance, and trade-offs. You'll need to discuss various components, data storage, APIs, and potential bottlenecks.

What Interviewers Look For

Ability to break down complex problems into smaller components.Knowledge of various system design approaches.Consideration of factors like availability, latency, and consistency.Clear communication of design choices and justifications.

Evaluation Criteria

System design principles
Scalability and performance considerations
Trade-off analysis
Understanding of distributed systems
Database design

Questions Asked

Design a system like Twitter's news feed.

System DesignScalabilityDistributed Systems

How would you design a rate limiter?

System DesignAlgorithmsDistributed Systems

Design an API for a ride-sharing service.

System DesignAPI DesignMicroservices

Preparation Tips

1Study common system design patterns and architectures.
2Understand concepts like load balancing, caching, databases (SQL vs. NoSQL), message queues, and APIs.
3Practice designing systems for scale.
4Be prepared to justify your design decisions and discuss alternatives.

Common Reasons for Rejection

Inability to design scalable and robust systems.
Lack of understanding of distributed systems concepts.
Poor trade-off analysis.
3

Behavioral and Managerial Round

Assess teamwork, problem-solving in team settings, and cultural fit.

Behavioral InterviewMedium
45 minHiring Manager / Team Lead

This round focuses on your behavioral aspects and how you fit within the team and company culture. You'll be asked questions about your past experiences, focusing on how you've handled specific situations related to teamwork, challenges, successes, and failures. The interviewer aims to understand your work style, motivation, and how you collaborate with others.

What Interviewers Look For

Evidence of teamwork and collaboration.How candidates handle challenges and conflicts.Self-awareness and ability to learn from mistakes.Alignment with Commvault's values and work environment.

Evaluation Criteria

Teamwork and collaboration
Problem-solving approach in team settings
Adaptability and learning agility
Motivation and career goals
Cultural fit

Questions Asked

Tell me about a time you had to work with a difficult colleague. How did you handle it?

BehavioralTeamworkConflict Resolution

Describe a project where you faced a significant technical challenge. How did you overcome it?

BehavioralProblem SolvingTechnical Skills

What are your long-term career goals?

BehavioralCareer GoalsMotivation

Why are you interested in Commvault?

BehavioralMotivationCompany Fit

Preparation Tips

1Prepare examples using the STAR method (Situation, Task, Action, Result) for common behavioral questions.
2Reflect on your strengths, weaknesses, and career aspirations.
3Research Commvault's company culture and values.
4Be ready to discuss why you are interested in this specific role and company.

Common Reasons for Rejection

Poor communication or interpersonal skills.
Lack of enthusiasm or interest in the role/company.
Inability to provide specific examples of past behavior.
Mismatch in cultural values.

Commonly Asked DSA Questions

Frequently asked coding questions at Commvault

View all
Add Two NumbersMEDIUMLongest Palindromic SubstringMEDIUMReverse Nodes in k-GroupHARDDecode WaysMEDIUMFind Peak ElementMEDIUMLongest Increasing SubsequenceMEDIUMNumber of Longest Increasing SubsequenceMEDIUMReach a NumberMEDIUMRotating the BoxMEDIUMCount Vowel Substrings of a StringEASY