Harness

Software Engineer

Software EngineerSoftware Engineer IIMedium

The interview process for a Software Engineer II at Harness is designed to assess a candidate's technical proficiency, problem-solving abilities, and cultural fit within the company. It typically involves multiple rounds, starting with an HR screening, followed by technical interviews focusing on data structures, algorithms, system design, and coding, and concluding with a managerial or team-fit interview.

Rounds

4

Timeline

~7 days

Experience

2 - 5 yrs

Salary Range

US$110000 - US$140000

Total Duration

165 min

Overall Evaluation Criteria

Technical Skills

Problem-solving skills
Coding proficiency
Algorithmic thinking
System design capabilities
Communication skills
Teamwork and collaboration
Cultural fit
Adaptability and learning agility

Communication & Collaboration

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

Cultural Fit & Behavioral Aspects

Alignment with Harness values
Proactiveness
Ownership
Growth mindset

Preparation Tips

1Review fundamental data structures and algorithms (arrays, linked lists, trees, graphs, hash maps, sorting, searching).
2Practice coding problems on platforms like LeetCode, HackerRank, or Coderbyte.
3Understand common system design principles and patterns (scalability, availability, reliability, databases, caching, load balancing).
4Prepare for behavioral questions using the STAR method (Situation, Task, Action, Result).
5Research Harness's products, values, and recent news.
6Be ready to discuss your past projects and technical contributions in detail.
7Prepare questions to ask the interviewer about the role, team, and company culture.

Study Plan

1

Data Structures and Algorithms Fundamentals

Weeks 1-2: Data Structures & Basic Algorithms. Cover arrays, lists, trees, graphs, hash tables, sorting, searching. Practice 10-15 problems per topic.

Weeks 1-2: Focus on core data structures (arrays, linked lists, stacks, queues, trees, graphs, hash tables) and their common operations. Practice basic algorithms like sorting (quicksort, mergesort) and searching (binary search). Solve 10-15 problems per data structure/algorithm type.

2

Advanced Algorithms and Complexity Analysis

Weeks 3-4: Advanced Algorithms & Complexity. Focus on DP, greedy, graph traversal, Big O. Solve 20-25 medium problems.

Weeks 3-4: Dive into more advanced algorithms (dynamic programming, greedy algorithms, graph traversal - BFS/DFS) and complexity analysis (Big O notation). Work on medium-difficulty problems, aiming for 20-25 problems covering these topics.

3

System Design Fundamentals

Week 5: System Design Basics. Learn scalability, availability, databases, caching, load balancing. Practice designing common systems.

Week 5: Begin system design. Study concepts like scalability, availability, reliability, databases (SQL vs. NoSQL), caching strategies, load balancing, and API design. Review common system design interview questions and practice designing systems like a URL shortener or a social media feed.

4

Behavioral Preparation and Questions

Week 6: Behavioral Preparation. Use STAR method for common questions. Prepare questions for interviewers.

Week 6: Focus on behavioral questions. Prepare stories using the STAR method for common questions related to teamwork, leadership, conflict resolution, and handling failure. Also, prepare questions to ask the interviewer.

5

Mock Interviews and Final Review

Week 7: Mock Interviews. Practice with peers/mentors. Focus on technical and behavioral aspects.

Week 7: Mock interviews. Conduct mock interviews with peers or mentors, focusing on both technical and behavioral aspects. Get feedback on your problem-solving approach, coding style, and communication.

Commonly Asked Questions

Given an array of integers, find the contiguous subarray with the largest sum.
Design a system to store and retrieve user preferences.
Explain the difference between a process and a thread.
Tell me about a time you disagreed with a teammate and how you resolved it.
How would you design a rate limiter?
What are the trade-offs between SQL and NoSQL databases?
Describe a challenging bug you encountered and how you debugged it.
How do you ensure the quality of your code?
What is your experience with cloud platforms like AWS, Azure, or GCP?
How do you stay updated with new technologies?

Location-Based Differences

Remote

Interview Focus

Emphasis on practical application of concepts.Understanding of local development environments and tools.Familiarity with common open-source technologies.

Common Questions

Discuss a challenging technical problem you solved recently.

How do you approach debugging a complex issue?

Describe your experience with [specific technology relevant to the team, e.g., Kubernetes, Go, Java].

Tips

Be prepared to discuss your contributions to local projects or communities.
Highlight experience with tools commonly used in local tech scenes.
Showcase adaptability to different team structures and workflows.

On-site

Interview Focus

Collaboration and teamwork skills.Communication effectiveness.Understanding of agile methodologies and team dynamics.

Common Questions

Tell me about a time you had to collaborate with a cross-functional team.

How do you handle disagreements within a team?

What are your thoughts on pair programming?

Tips

Provide specific examples of successful team collaborations.
Demonstrate active listening and constructive feedback skills.
Showcase your ability to adapt to different team working styles.

Process Timeline

0
HR Screening and Compensation Discussion15m
1
Data Structures and Algorithms Coding Round45m
2
System Design Round60m
3
Managerial and Behavioral Round45m

Interview Rounds

4-step process with detailed breakdown for each round

0

HR Screening and Compensation Discussion

Initial HR discussion about role, salary, and benefits.

HR ScreeningEasy
15 minHR / Recruiter

This is usually the first or last step in the interview process. The HR representative will discuss your salary expectations, benefits, and overall compensation package. They will also provide information about the company culture and answer any initial questions you may have about the role or the company.

What Interviewers Look For

Reasonable salary expectations.Understanding of the overall compensation package.Professionalism in discussing compensation.

Evaluation Criteria

Salary expectations alignment
Understanding of benefits and compensation structure

Questions Asked

What are your salary expectations for this role?

HRCompensation

What are your thoughts on our benefits package?

HRBenefits

Preparation Tips

1Research typical salary ranges for similar roles in your location.
2Be prepared to discuss your salary expectations.
3Understand the value of the total compensation package, including benefits.

Common Reasons for Rejection

Lack of alignment on salary expectations.
Unrealistic salary demands.
Poor understanding of the total compensation package.
1

Data Structures and Algorithms Coding Round

Coding challenge focused on data structures and algorithms.

Technical Interview - CodingMedium
45 minSoftware Engineer

This round focuses on assessing your core programming skills. You will be asked to solve one or two coding problems, typically involving data structures and algorithms. The interviewer will evaluate your ability to understand the problem, devise a solution, write clean and efficient code, and explain your thought process. Expect questions on arrays, strings, linked lists, trees, graphs, and common algorithms.

What Interviewers Look For

Clear and logical thinking.Ability to translate a problem into code.Efficient and correct solutions.Understanding of trade-offs in different approaches.

Evaluation Criteria

Problem-solving approach
Coding proficiency
Algorithmic knowledge
Understanding of time and space complexity

Questions Asked

Given a binary tree, invert the tree.

Data StructuresAlgorithmsTreesRecursion

Find the kth smallest element in a sorted matrix.

Data StructuresAlgorithmsArraysBinary Search

Implement a function to check if a string is a palindrome, ignoring non-alphanumeric characters and case.

Data StructuresAlgorithmsStringsTwo Pointers

Preparation Tips

1Practice coding problems on platforms like LeetCode.
2Focus on understanding the underlying data structures and algorithms.
3Be prepared to explain your solution and its time/space complexity.
4Write clean, readable, and well-commented code.

Common Reasons for Rejection

Poor communication of thought process.
Inability to solve basic coding problems.
Lack of understanding of fundamental data structures and algorithms.
2

System Design Round

Design a scalable system based on a given problem statement.

Technical Interview - System DesignMedium
60 minSenior Software Engineer / Architect

This round assesses your ability to design and architect software systems. You'll be given an open-ended problem, such as designing a URL shortener, a social media feed, or a distributed cache. The interviewer will evaluate your understanding of scalability, availability, reliability, data storage, and trade-offs. Be prepared to discuss various components, databases, caching strategies, and potential bottlenecks.

What Interviewers Look For

Ability to design complex systems.Understanding of distributed systems concepts.Sound reasoning for design choices.Consideration of edge cases and failure scenarios.

Evaluation Criteria

System design principles
Scalability and performance considerations
Trade-off analysis
Database knowledge
API design

Questions Asked

Design a URL shortening service like bit.ly.

System DesignScalabilityDatabasesAPIs

Design a system to count the top K trending items in real-time.

System DesignAlgorithmsData ProcessingScalability

Design a distributed cache system.

System DesignDistributed SystemsCachingScalability

Preparation Tips

1Study common system design patterns and principles.
2Practice designing various systems.
3Understand trade-offs between different technologies and approaches.
4Be prepared to draw diagrams and explain your design clearly.

Common Reasons for Rejection

Inability to design scalable and reliable systems.
Poor understanding of trade-offs.
Lack of clarity in explaining design choices.
3

Managerial and Behavioral Round

Behavioral and cultural fit assessment with the hiring manager.

Managerial / Behavioral InterviewMedium
45 minHiring Manager / Team Lead

This round is typically conducted by the hiring manager or a senior member of the team. It focuses on your behavioral aspects, teamwork, and overall fit with the company culture. You'll be asked questions about your past experiences, how you handle challenges, your motivations, and your career goals. Be prepared to share specific examples using the STAR method.

What Interviewers Look For

Positive attitude and enthusiasm.Ability to work well in a team.Good communication and interpersonal skills.Alignment with Harness's culture and values.Clear career aspirations.

Evaluation Criteria

Teamwork and collaboration skills
Communication effectiveness
Problem-solving approach in team settings
Alignment with company values
Motivation and career goals

Questions Asked

Tell me about a time you had to work with a difficult colleague.

BehavioralTeamworkConflict Resolution

Describe a project you are particularly proud of and your role in it.

BehavioralProject ExperienceTechnical Skills

How do you handle constructive criticism?

BehavioralGrowth MindsetAdaptability

Why are you interested in working at Harness?

BehavioralMotivationCompany Fit

Preparation Tips

1Prepare examples using the STAR method for common behavioral questions.
2Research Harness's company values and culture.
3Be ready to discuss your strengths and weaknesses.
4Show enthusiasm for the role and the company.
5Prepare thoughtful questions to ask the interviewer.

Common Reasons for Rejection

Poor cultural fit.
Lack of enthusiasm or interest in the role/company.
Inability to articulate past experiences effectively.
Negative attitude towards previous employers or colleagues.

Commonly Asked DSA Questions

Frequently asked coding questions at Harness

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