Xalta Technology Services Senior Software Engineer Interview Questions and Answers

Q1. Given a, b and target x, y , find if we can reach to x,y using a+b or a-b from a,b
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Q2. This was a sliding window problem where need to get the max , so you are give a pos in the x axis and there are items kept and you need to collect the max .
Ans. 
Maximize item collection using a sliding window approach on a 1D axis.
• Identify the range of positions on the x-axis where items are located.

• Use two pointers to represent the current window of positions being considered.

• Expand the right pointer to include more items until the window exceeds the desired range.

• Contract the left pointer to reduce the window size while maintaining the maximum sum of items.

• Keep track of the ...read more
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Q1. What programming language are you most proficient?
Ans. 
I am most proficient in Java.
• Extensive experience in developing applications using Java

• Strong understanding of object-oriented programming principles

• Familiarity with popular Java frameworks like Spring and Hibernate
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Q2. .NET, Angular and Sql Server
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Q1. How would you design a system that needs to handle million of records
Ans. 
I would design a system using scalable architecture, efficient data storage, and optimized query processing.
• Utilize a distributed database system like Cassandra or Hadoop for storing large volumes of data

• Implement data partitioning and sharding to distribute the data across multiple servers

• Use indexing and caching mechanisms to optimize query performance

• Employ load balancing techniques to evenly distribute incoming req...read more
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Mcq

Q1. What interests you most about working at apptunix?
Ans. 
Apptunix offers a dynamic environment for innovation, collaboration, and growth in mobile and web application development.
• Innovative Projects: Working on cutting-edge technologies like AI and IoT, which allows me to push my skills and creativity.

• Collaborative Culture: The emphasis on teamwork and knowledge sharing fosters a supportive environment where I can learn from experienced colleagues.

• Career Growth Opportunities...read more
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Q2. How do you handle tight deadlines in app development?
Ans. 
Handling tight deadlines in app development requires effective planning, prioritization, and communication to ensure timely delivery.
• Prioritize Tasks: Identify critical features that must be completed first. For example, focus on core functionalities before adding enhancements.

• Agile Methodology: Use agile practices like sprints to break down the project into manageable chunks, allowing for iterative progress and adjust...read more
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Q1. Tell be about your self
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I am a passionate software developer with a strong background in full-stack development and a love for problem-solving.
• Experience in JavaScript frameworks like React and Angular, building responsive web applications.

• Proficient in backend technologies such as Node.js and Express, creating RESTful APIs.

• Strong understanding of databases, both SQL (PostgreSQL) and NoSQL (MongoDB), for data management.

• Worked on a team proje...read more
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Q2. What inspired you to apply for this role ?
Ans. 
I was inspired by the opportunity to innovate and contribute to impactful projects in a collaborative environment.
• Passion for technology: I've always been fascinated by how software can solve real-world problems, like developing an app that helps users track their health.

• Alignment with company values: Your commitment to sustainability resonates with my personal values, and I want to be part of a team that makes a diffe...read more
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Q1. Tell me about a time when you worked in a team
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Q2. How do you handle stress or pressure in the workplace
Ans. 
I manage stress by prioritizing tasks, maintaining open communication, and practicing mindfulness techniques to stay focused and calm.
• Prioritize tasks: I create a to-do list to focus on high-impact tasks first, ensuring I meet deadlines without feeling overwhelmed.

• Open communication: I discuss challenges with my team or manager, which helps in finding solutions and reduces feelings of isolation.

• Mindfulness techniques: ...read more
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Q1. What your exp?
Ans. 
I have over 5 years of experience in software development, specializing in web applications and cloud technologies.
• Developed a full-stack web application using React and Node.js, improving user engagement by 30%.

• Led a team of 4 developers in creating a microservices architecture for a scalable e-commerce platform.

• Implemented CI/CD pipelines using Jenkins and Docker, reducing deployment time by 50%.

• Worked with Agile met...read more
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Q2. What is you total exp?
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