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Q3 Technologies Senior Software Engineer Interview Questions, Process, and Tips

Updated 10 Jan 2017

Q3 Technologies Senior Software Engineer Interview Experiences

1 interview found

I was interviewed before Jan 2016.

Interview Questionnaire 

23 Questions

  • Q1. Tell me something about yourself including technical journey so far
  • Ans. 

    I am a Senior Software Engineer with 8 years of experience in developing web applications using Java, Spring, and Angular.

    • 8 years of experience in software development

    • Proficient in Java, Spring, and Angular

    • Worked on developing web applications

  • Answered by AI
  • Q2. What is the page life cycle of ASP.Net?
  • Ans. 

    The page life cycle of ASP.Net is a series of events that occur when a web page is requested and processed by the server.

    • The page life cycle consists of several stages such as initialization, loading, postback handling, rendering, and unloading.

    • During the initialization stage, the page and its controls are created and their properties are set.

    • In the loading stage, the page retrieves and processes the user input and upd...

  • Answered by AI
  • Q3. What are the core components of .Net Framework ?
  • Ans. 

    The core components of .Net Framework include Common Language Runtime (CLR), Framework Class Library (FCL), and ASP.NET.

    • Common Language Runtime (CLR) provides the runtime environment for executing .NET applications.

    • Framework Class Library (FCL) is a collection of reusable classes, interfaces, and value types that provide access to system functionality.

    • ASP.NET is a web application framework for building dynamic web page

  • Answered by AI
  • Q4. Can you brief about GC and the life cycle?
  • Ans. 

    GC stands for Garbage Collection. It is an automatic memory management process in programming languages.

    • GC is responsible for reclaiming memory that is no longer in use by the program.

    • It identifies and frees up memory occupied by objects that are no longer reachable.

    • GC has different algorithms like Mark and Sweep, Copying, and Generational.

    • The life cycle of an object involves creation, usage, and eventual garbage colle...

  • Answered by AI
  • Q5. Can you write a program to show the percentage of completion while file is uploading to server?
  • Ans. 

    Yes

    • Use AJAX or WebSocket to send file data to the server

    • Track the progress of the file upload using the 'progress' event

    • Calculate the percentage of completion based on the total file size and the amount uploaded

  • Answered by AI
  • Q6. What is the major difference between Array and ArrayList?
  • Ans. 

    Array is a fixed-size data structure while ArrayList is a dynamic-size data structure in Java.

    • Array has a fixed length, while ArrayList can dynamically resize.

    • Array can store both primitive and object types, while ArrayList can only store object types.

    • Array uses square brackets [] for declaration, while ArrayList uses angle brackets <>.

    • Array is more memory efficient than ArrayList.

    • Array provides direct access to elemen...

  • Answered by AI
  • Q7. When should i use Generics and benefits of using .Net Generic classes?
  • Ans. 

    Generics should be used when you want to create reusable code that can work with different types.

    • Generics allow you to write code that can work with different types without sacrificing type safety.

    • They provide compile-time type checking, reducing the chances of runtime errors.

    • Generics promote code reusability and maintainability by allowing you to write generic algorithms and data structures.

    • Using generic classes in .N...

  • Answered by AI
  • Q8. What is difference between Abstract and Interface, give me some example of your project in which you have used Abstract class and Interface.
  • Ans. 

    Abstract class and Interface are both used for abstraction, but with some differences.

    • Abstract class can have both abstract and non-abstract methods, while Interface can only have abstract methods.

    • A class can implement multiple interfaces, but can only inherit from one abstract class.

    • Abstract class can have instance variables, while Interface cannot.

    • Abstract class provides partial implementation, while Interface provid...

  • Answered by AI
  • Q9. What is SOLID?
  • Ans. 

    SOLID is a set of principles for designing software that is easy to maintain, understand, and extend.

    • S - Single Responsibility Principle: A class should have only one reason to change.

    • O - Open-Closed Principle: Software entities should be open for extension but closed for modification.

    • L - Liskov Substitution Principle: Subtypes must be substitutable for their base types.

    • I - Interface Segregation Principle: Clients shou...

  • Answered by AI
  • Q10. Which design pattern you have used, take some name and give me example from your current project.
  • Ans. 

    I have used the Observer design pattern in my current project.

    • Observer pattern is used to establish a one-to-many dependency between objects.

    • It allows multiple objects to be notified and updated automatically when a subject object changes its state.

    • In my project, we implemented the Observer pattern to notify various components of the system about changes in data.

    • For example, when a user updates their profile informatio...

  • Answered by AI
  • Q11. Write down logic of Singleton class, Why should i use it if we have Static class?
  • Ans. 

    Singleton class ensures only one instance is created, while static class allows multiple instances.

    • Singleton class restricts instantiation of a class to a single object.

    • It provides a global point of access to the instance.

    • It is useful when only one instance of a class is required throughout the system.

    • Singletons can be lazy-loaded or eagerly-loaded.

    • Static classes allow multiple instances and are not suitable for mainta...

  • Answered by AI
  • Q12. Have you ever worked on Entity framework, which version you have used?
  • Ans. 

    Yes, I have worked on Entity Framework.

    • I have used Entity Framework version 6.0 in my previous project.

    • I have experience in designing and implementing database models using Entity Framework.

    • I have used LINQ to query and manipulate data in Entity Framework.

    • I have also worked with migrations and code-first approach in Entity Framework.

  • Answered by AI
  • Q13. What is the use of creating T4 templates?
  • Ans. 

    T4 templates are used to generate code or text files based on a template and input data.

    • T4 templates automate repetitive code generation tasks.

    • They can be used to generate code for data access layers, service layers, or UI components.

    • T4 templates can also be used to generate configuration files or documentation.

    • They provide a way to separate the logic from the generated output.

    • T4 templates support customizing the gener...

  • Answered by AI
  • Q14. What if, i need to make some changes into the POCO class to extend the entity to add some extra properties?
  • Ans. 

    Modifying the POCO class allows extending the entity with additional properties.

    • To add extra properties, simply modify the POCO class by adding new properties.

    • Ensure that the changes are reflected in the database schema if necessary.

    • Update any existing code that interacts with the POCO class to handle the new properties.

    • Consider the impact on serialization, validation, and any other relevant aspects.

  • Answered by AI
  • Q15. Basic introduction round.
  • Q16. What is the notice period?
  • Ans. 

    Notice period refers to the amount of time an employee must give before leaving a job.

    • Notice period is typically stated in the employment contract or company policy.

    • It can range from 2 weeks to 3 months depending on the company and position.

    • During the notice period, the employee is expected to fulfill their job responsibilities.

    • Some companies may allow employees to buy out their notice period by paying a fee.

  • Answered by AI
  • Q17. Your CTC and ECTC?
  • Q18. Tell me something about your project.
  • Ans. 

    Developed a web-based project management tool for tracking tasks and deadlines.

    • Used React for front-end development

    • Implemented RESTful APIs using Node.js and Express

    • Utilized MongoDB for database storage

    • Incorporated authentication and authorization features for user security

  • Answered by AI
  • Q19. What is your role and responsibilities in your current project?
  • Ans. 

    I am responsible for designing, developing, and maintaining software solutions for our project.

    • Designing software architecture and solutions

    • Developing code and implementing features

    • Maintaining and debugging existing codebase

    • Collaborating with team members and stakeholders

    • Participating in code reviews and testing

  • Answered by AI
  • Q20. Can you please draw the hierarchy of your team and your into that hierarchy?
  • Ans. 

    I lead a team of software engineers with a clear hierarchy and responsibilities.

    • I am the Senior Software Engineer leading the team

    • Directly reporting to me are the Software Engineers

    • Below them are the Junior Software Engineers and Interns

    • Each member has specific roles and responsibilities within the team

  • Answered by AI
  • Q21. How frequently you get happy and worry? Tell me some incident of your current project.
  • Ans. 

    I frequently feel happy when achieving project milestones and worry when facing technical challenges.

    • Happy: When successfully implementing a new feature or fixing a critical bug

    • Worry: When encountering difficult technical issues or tight project deadlines

  • Answered by AI
  • Q22. How do you behave in a situation when you got to know your code has been overwritten by one of your team member by mistaken? Tell me if you have any back-up plan.
  • Ans. 

    I would calmly communicate with the team member to understand the situation and work together to resolve the issue.

    • Communicate with the team member to understand what happened

    • Work together to identify the changes made and assess the impact

    • Restore the code from a backup if available

    • Implement version control practices to prevent similar incidents in the future

  • Answered by AI
  • Q23. There are two things in which you have to prioritized between coding standard and delivery of project , Which will be the priority for you when the deadline is very tight?

Interview Preparation Tips

Round: Technical Interview
Experience: You need to be very clear with your project, project architecture and programming skills. You must be prepare in OOPS while going for interview in Q3.
Tips: Key point to impress interviewer is to crack the logical questions and through in OOPS.

Skills: Logical Reasoning, Object Oriented Programming, Behavioural Skills

Skills evaluated in this interview

Senior Software Engineer Jobs at Q3 Technologies

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Interview questions from similar companies

I was interviewed before Aug 2016.

Interview Preparation Tips

Round: General and technical aptitude
Experience: There were questions on basics of programming and general questions on verbal,reasoning and quantitative.
Tips: Time will be short to answer all so keep watch on time

Round: Group Discussion
Experience: They segregated us in to batches and in our team there were 10 members.
Tips: Easy round
Duration: 15 minutes

Round: Telephonic
Experience: They tested my communication skill in that round

College Name: Dhanalakshmi college of engineering

Interview Preparation Tips

Round: Test
Experience: Approx. 30.questions in 50 min
Tips: Try solving each que in less than a minute ,don't waste time on difficult questions, complete easier once first
Duration: 50 minutes
Total Questions: 30

College Name: Pimpri chinchwad college of engineering

Interview Questionnaire 

2 Questions

  • Q1. Salary discussion and notice period
  • Q2. Core java, collections and coding

Interview Preparation Tips

Round: Manager Round
Experience: About project and previous company experience , daily activity

I applied via Referral

Interview Questionnaire 

5 Questions

  • Q1. You have knowledge of data structure? Tell me about it
  • Ans. 

    Data structures are a way to organize and store data efficiently.

    • Data structures are used to store and manipulate data in a structured manner.

    • They provide different ways to access and perform operations on the data.

    • Examples include arrays, linked lists, stacks, queues, trees, and graphs.

  • Answered by AI
  • Q2. Tell me something about your major project
  • Ans. 

    Developed a web-based project management tool for tracking tasks and deadlines

    • Used React.js for front-end development

    • Implemented RESTful APIs using Node.js and Express for back-end

    • Utilized MongoDB for database management

    • Incorporated user authentication and authorization features

    • Integrated real-time notifications using Socket.io

  • Answered by AI
  • Q3. What is your name ?
  • Ans. 

    My name is John Smith.

    • Full name is John Smith

    • Common name in English-speaking countries

    • Easy to remember and pronounce

  • Answered by AI
  • Q4. What does my name mean?
  • Ans. 

    The question is unrelated to the medical field and is not a puzzle or riddle.

    • The question is asking about the meaning of the interviewer's name.

    • You can ask the interviewer about the origin or cultural significance of their name.

    • You can also mention that names often have different meanings in different languages or cultures.

  • Answered by AI
  • Q5. What are your strenghts?
  • Ans. 

    My strengths include problem-solving skills, attention to detail, and strong communication abilities.

    • Strong problem-solving skills - I enjoy tackling complex issues and finding creative solutions.

    • Attention to detail - I am meticulous in my work and strive for accuracy in all tasks.

    • Strong communication abilities - I can effectively convey ideas and collaborate with team members.

  • Answered by AI

Interview Preparation Tips

Round: Test
Experience: The written test of hexaware was way more tough than i thought. Basically you will see on other website that hexaware written test is easy but it was not trust me. So talking more about my test there were 4 sections verbal, aptitude, analytical reasoning and technical also. I am a electronics and communication student so there were technical question from my field of study only but for IT and Computer Science there were programming questions. And there is 10 mins of essay writting also.
Tips: Be prepare for anything. Dont judge the written exam will be easy or tough anything can happen and prepare your best.
Duration: 60 minutes
Total Questions: 75

Round: Group Discussion
Experience: Well, i think my group discussion topic was easy but the only problem was that every person is fully aware of that topic so thought process has become very simple. But still somehow i manage to clear this round also.
Tips: Be calm and if you dont know about some topic so wait for few minutes and listen what others are saYing . The HR will only be checking your communication skills.
Duration: 10 mins minutes

Round: Technical Interview
Experience: I am an EC student so there were very basic question of c and data structure programming and from my field he only asked about my project work and keep asking question from it. I guess he was checking my patience.

Round: HR Interview
Experience: The HR round was quite good. The question was really very basic from my family and strengths and weakness. But i dont know why he asked me a question of c programming and he asked me to make a program generally i have never heard that in HR interview, the HR asking you a technical question but anything can happen .
Tips: Keep yourself calm . Keep wide knowledge of your field.

Skills: Basic C/C++, Communication, Ability To Deliver On A Project, Ability To Work In A Team, Ability To Deliver On A Project, Advance Communication, Confidence
College Name: IPS College of Technology & Management
Motivation: Hexaware is globally recognised company plus its an MNC.

Skills evaluated in this interview

Interview Preparation Tips

Round: Group Discussion
Experience: The result were announced just after the session. The basis of selection was confidence & communication skill as usual.
It was mostly a nice & health discussion.
Tips: Talk short & precise.
Use your hands in explanations.
Dont argue just discuss
Duration: 15 min minutes

Round: Technical Interview
Experience: Questions from c programming, database management, c++, data structure were asked. The HR was trying to confuse and showing confidence was important.

Tips: Answer with confidence
Dont say directly NO to a question

Round: HR Interview
Experience: It was all about confidence and your ability to converse.
HR asked me about myself and why did i want to join the firm etc.
He was mostly looking for a positive attitude.
Tips: Keep a smile.
Converse well & again be confident.
Confidence is the key but overconfidence is bad.

General Tips: Keep your cool
Be confident
Have a positive approach
Skill Tips: Prepare well for Interview
Be confident about wat you know.
Skills: Programming, positive attitude, Confidence
College Name: Gandhi Institute Of Engineering And Technology
Motivation: It is a MNC.
Growth will be good
Future scopes are high

I was interviewed in Apr 2017.

Interview Questionnaire 

2 Questions

  • Q1. Java questions...
  • Q2. Tell me about urself and about us family and all
  • Ans. 

    I am a software developer with a passion for coding and problem-solving. My family is supportive and has always encouraged my career in tech.

    • Experienced software developer

    • Passionate about coding and problem-solving

    • Supportive family that encourages my career in tech

  • Answered by AI

Interview Preparation Tips

Round: Test
Experience: Easy questions are there
Duration: 1 hour
Total Questions: 90

Round: Group Discussion
Experience: 12 members are there only 9 got selected
Tips: Be confident in urself and specially work in Communication skills
Duration: 15 minutes

Round: Technical Interview
Experience: Asking all the concepts of Java like oops collections threads
Tips: Prepare well on Java

Round: HR Interview
Experience: Everything was Gud but due to my certificate problem I got rejected.. Otherwise everything is good.
Tips: Be confident

College Name: C. V. Raman College of Engineering

Interview Preparation Tips

College Name: Vidyalankar Institute Of Technology

Interview Questionnaire 

11 Questions

  • Q1. Hobbies: Drawing. Asked about drawing and pencil shading. Draw in next 5 mins something great to impress me else rejected
  • Q2. Sketch my face
  • Q3. If you are told to do a job of a peon for the company will you?
  • Q4. Remove all the pcs from the lab and keep in other lab RIGHT NOW?
  • Ans. 

    Yes, I can remove all the pcs from the lab and keep them in another lab right now.

    • Ensure all the necessary equipment and tools are available for the move

    • Coordinate with the lab staff to ensure a smooth transition

    • Label and document each PC for easy identification and setup in the new lab

    • Ensure proper packaging and handling to prevent any damage during the move

  • Answered by AI
  • Q5. Impress me with your talents
  • Q6. If a person asks you on a construction site to pick up bricks will you?
  • Q7. How crazy are you?
  • Q8. Show me how crazy are you in next 5 mins?
  • Q9. Write down Fibonacci series and also explain pseudo code for it?
  • Ans. 

    Fibonacci series is a sequence of numbers where each number is the sum of the two preceding ones.

    • The first two numbers of the series are always 0 and 1

    • The next number is the sum of the previous two numbers

    • The series goes on infinitely: 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, ...

    • Pseudo code: 1. Initialize variables a=0, b=1, c=0 2. Print a and b 3. Repeat steps 4-6 until desired number of terms 4. c=a+b 5. Pr

  • Answered by AI
  • Q10. Write algorithm for matrix multiplication?
  • Ans. 

    Algorithm for matrix multiplication

    • Create a result matrix with dimensions of the two input matrices

    • Iterate through each row and column of the result matrix

    • For each element in the result matrix, multiply corresponding row in first matrix with corresponding column in second matrix

    • Add the products obtained in the previous step to get the final value for the element

  • Answered by AI
  • Q11. Explain your project and which algorithm you used in it. Why that algorithm?
  • Ans. 

    I worked on a project that involved sentiment analysis of customer reviews using Naive Bayes algorithm.

    • The project involved collecting customer reviews from various sources.

    • Preprocessing the data by removing stop words, stemming, and tokenizing.

    • Used Naive Bayes algorithm for sentiment analysis.

    • The algorithm was chosen because of its simplicity and effectiveness in text classification tasks.

    • The accuracy of the model was

  • Answered by AI

Interview Preparation Tips

Round: HR Interview
Experience: Confused

If they say do you have any questions?
NEVER ASK about your performance in that round.

Round: Technical Interview
Experience: Good
Tips: Interview depends on your basic knowledge

Skills: Presence Of Mind, Technical Skills, Analytical Skills
College Name: Vidyalankar Institute Of Technology
Motivation: Got rejected for TCS aptitude.
Funny Moments: Whole HR interview

Skills evaluated in this interview

Interview Questionnaire 

9 Questions

  • Q1. Talk about your BE project?
  • Ans. 

    Developed a web-based project management system for a construction company.

    • Used PHP and MySQL for backend development

    • Implemented user authentication and authorization

    • Designed a responsive UI using Bootstrap

    • Integrated Google Maps API for location tracking

    • Enabled file uploads and downloads for project documents

  • Answered by AI
  • Q2. If you belong to EXTC, then why IT?
  • Ans. 

    EXTC and IT are not mutually exclusive fields. My knowledge in EXTC complements my skills in IT.

    • My knowledge in EXTC gives me a strong foundation in electronics and communication, which are essential in the IT industry.

    • I have also gained programming skills through my coursework and projects in EXTC.

    • IT is a rapidly growing field with a lot of opportunities, and I believe my skills and knowledge make me a strong candidat...

  • Answered by AI
  • Q3. Are you ok with relocation?
  • Ans. 

    Yes, I am open to relocation for the right opportunity.

    • I am willing to relocate for a position that aligns with my career goals

    • I am excited about the prospect of exploring a new city and culture

    • I am flexible and adaptable to new environments

  • Answered by AI
  • Q4. Which languages are you familiar with?
  • Ans. 

    I am familiar with several programming languages.

    • Java

    • Python

    • C++

    • JavaScript

    • SQL

  • Answered by AI
  • Q5. BE project members and your guide
  • Q6. What/s the diffrencebetween leader and a manager
  • Ans. 

    A leader inspires and motivates while a manager plans and organizes.

    • Leaders focus on the big picture while managers focus on details

    • Leaders lead by example while managers delegate tasks

    • Leaders inspire and motivate while managers enforce rules and policies

    • Leaders are visionaries while managers are implementers

    • Examples of leaders: Steve Jobs, Martin Luther King Jr. Examples of managers: Tim Cook, COO of Apple

  • Answered by AI
  • Q7. Are you okay with relocation?
  • Ans. 

    Yes, I am open to relocation for the right opportunity.

    • I am willing to relocate for the right job opportunity

    • I am open to exploring new places and cultures

    • I understand that relocation may come with challenges, but I am prepared to face them

    • I am excited about the prospect of starting fresh in a new location

  • Answered by AI
  • Q8. What's the name of the person who took your technical interview?
  • Ans. 

    I'm sorry, I don't have that information.

    • N/A

  • Answered by AI
  • Q9. How was the TCS aptitude test?
  • Ans. 

    The TCS aptitude test was challenging but fair.

    • The test covered a wide range of topics including math, logic, and English.

    • The questions were designed to test problem-solving skills and critical thinking.

    • Time management was crucial as there were many questions to answer in a limited time.

    • Overall, the test was a good indicator of one's aptitude for software engineering.

  • Answered by AI

Interview Preparation Tips

Round: Technical Interview
Experience: pretty decent and interactive
Tips: be true, be yourself

General Tips: Do not fake a personality, be original. Avoid an answer if you have to, but , in an affirmative way.
Skills: Ability To Justify, Ability To Be Involved In Hands On Work, Ability To Deal Diplomatically, Ability To Convince
College Name: Vidyalankar Institute Of Technology
Funny Moments: The HR interviewer asked me the name of my tech interviewer.
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Q3 Technologies Interview FAQs

How to prepare for Q3 Technologies Senior Software Engineer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Q3 Technologies. The most common topics and skills that interviewers at Q3 Technologies expect are Computer science, Agile, JQuery, Javascript and SQL.
What are the top questions asked in Q3 Technologies Senior Software Engineer interview?

Some of the top questions asked at the Q3 Technologies Senior Software Engineer interview -

  1. What is difference between Abstract and Interface, give me some example of your...read more
  2. What if, i need to make some changes into the POCO class to extend the entity t...read more
  3. Can you write a program to show the percentage of completion while file is uplo...read more

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Q3 Technologies Senior Software Engineer Salary
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₹6.5 L/yr - ₹22 L/yr
8% less than the average Senior Software Engineer Salary in India
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Q3 Technologies Senior Software Engineer Reviews and Ratings

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4.0/5

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3.6

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3.5

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3.7

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3.7

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