People Tech Group Inc Software Engineer Interview Questions + Guide in 2025

People Tech Group Inc. is a rapidly growing technology company that specializes in enterprise applications and IT services, with a strong presence across the USA, Canada, and India.

As a Software Engineer at People Tech Group, you will be expected to design, develop, and maintain high-quality software solutions primarily using Java and related frameworks. You will work on backend services and APIs, leveraging AWS cloud services to build scalable and reliable systems. In addition to your backend responsibilities, having experience with frontend technologies will be beneficial, as you may contribute to full-stack development tasks. The role demands strong problem-solving skills, a solid understanding of data structures and algorithms, and the ability to work collaboratively within cross-functional teams.

Key responsibilities include debugging and resolving backend issues, ensuring the performance and security of applications, and maintaining clear documentation. A proficient understanding of RESTful API design, microservices architecture, and CI/CD practices is essential. You should also possess a strong foundation in programming concepts and algorithms, as well as familiarity with containerization and orchestration tools.

This guide aims to prepare you for the interview process by highlighting the critical skills, responsibilities, and expectations for the Software Engineer role at People Tech Group, helping you stand out as a candidate.

The interview process for a Software Engineer at People Tech Group Inc is structured to evaluate both technical skills and cultural fit. It typically consists of three main rounds, each designed to assess different competencies relevant to the role.

1. Initial Screening

The first step in the interview process is an initial screening, which is often conducted via a phone call with a recruiter. This conversation focuses on understanding your background, experience, and motivation for applying to People Tech Group. The recruiter will also gauge your fit within the company culture and discuss the role's expectations.

2. Technical Interview

Following the initial screening, candidates will participate in a technical interview. This round is crucial as it assesses your problem-solving abilities and technical knowledge. Expect to answer questions related to Data Structures and Algorithms (DSA), as well as discuss your previous projects in detail. You may be asked to solve coding problems live, demonstrating your proficiency in Java and familiarity with frameworks such as Spring Boot and Hibernate. Additionally, questions may cover your understanding of AWS services and how you have utilized them in past projects.

3. HR and Managerial Round

The final round typically involves an HR interview, which may also include a discussion with a hiring manager. This round focuses on your career aspirations, work ethic, and how you align with the company's values. You will likely be asked about your experiences, challenges faced in previous roles, and how you approach teamwork and collaboration. This is also an opportunity for you to ask questions about the company and the team you would be working with.

As you prepare for your interview, it's essential to be ready for a variety of questions that will test your technical skills and your ability to communicate effectively.

Here are some tips to help you excel in your interview.

Master Data Structures and Algorithms

Given the emphasis on problem-solving skills, it's crucial to have a solid understanding of data structures and algorithms. Prepare for questions that may involve common algorithms like sorting and searching, as well as data structures such as arrays, linked lists, trees, and hash maps. Practice coding problems on platforms like LeetCode or HackerRank to sharpen your skills. Be ready to explain your thought process and the time complexity of your solutions, as this demonstrates your analytical abilities.

Showcase Your Project Experience

During the technical rounds, you will likely discuss the projects listed on your resume. Be prepared to dive deep into your contributions, the technologies used, and the challenges faced. Highlight your experience with Java, AWS, and any relevant frameworks like Spring Boot or Hibernate. Articulate how your projects align with the responsibilities of the role, particularly in building scalable backend systems and APIs.

Prepare for Behavioral Questions

The final HR round will focus on your background, career aspirations, and cultural fit. Reflect on your past experiences and be ready to discuss how they have shaped your professional journey. Use the STAR (Situation, Task, Action, Result) method to structure your responses, ensuring you convey your problem-solving skills and teamwork abilities. Research People Tech Group's values and culture to align your answers with what they prioritize in their employees.

Brush Up on Java and AWS

As a Software Engineer at People Tech Group, proficiency in Java and AWS is essential. Review core Java concepts, including object-oriented programming, multithreading, and design patterns. Familiarize yourself with AWS services like EC2, S3, and Lambda, and be prepared to discuss how you have utilized these in your previous work. Understanding microservices architecture and RESTful API design will also be beneficial.

Emphasize Communication Skills

Strong communication skills are vital for collaboration within cross-functional teams. Practice explaining complex technical concepts in simple terms, as you may need to communicate with non-technical stakeholders. Demonstrating your ability to articulate ideas clearly will set you apart from other candidates.

Be Ready for Live Coding

Expect to face live coding challenges during the interview process. Practice coding in real-time, as this will help you become comfortable with the pressure of solving problems on the spot. Familiarize yourself with the coding environment you may be using during the interview, and ensure you can navigate it efficiently.

Understand the Company Culture

People Tech Group values collaboration, innovation, and a strong work ethic. Research their recent projects and initiatives to understand their business goals and challenges. This knowledge will help you tailor your responses and demonstrate your genuine interest in contributing to the company's success.

By following these tips and preparing thoroughly, you'll be well-equipped to make a strong impression during your interview at People Tech Group Inc. Good luck!

In this section, we’ll review the various interview questions that might be asked during an interview for a Software Engineer position at People Tech Group Inc. The interview process typically includes technical assessments focusing on data structures, algorithms, and project discussions, along with HR interviews to gauge cultural fit and career aspirations. Candidates should be prepared to demonstrate their problem-solving skills, technical knowledge, and ability to work collaboratively.

Data Structures and Algorithms

1. Can you explain the difference between an array and a linked list?

Understanding the fundamental differences between data structures is crucial for problem-solving in software engineering.

How to Answer

Discuss the characteristics of both data structures, including memory allocation, access time, and use cases.

Example

"An array is a collection of elements stored in contiguous memory locations, allowing for fast access via indices. In contrast, a linked list consists of nodes that contain data and pointers to the next node, which allows for dynamic memory allocation but slower access times due to traversal."

2. How would you find the first missing positive number in an array?

This question tests your problem-solving skills and understanding of algorithms.

How to Answer

Outline your approach to solving the problem, including any algorithms you would use and their time complexity.

Example

"I would use a hash set to store the numbers in the array, then iterate from 1 to n+1 to find the first missing positive number. This approach has a time complexity of O(n) and a space complexity of O(n)."

3. Describe how you would implement a stack using an array.

This question assesses your understanding of data structures and their implementations.

How to Answer

Explain the stack operations (push, pop, peek) and how you would manage the array's size.

Example

"I would create an array to hold the stack elements and maintain an index to track the top of the stack. The push operation would add an element at the top index and increment it, while the pop operation would decrement the index and return the top element."

4. Can you explain the concept of a binary search tree?

This question evaluates your knowledge of tree data structures.

How to Answer

Discuss the properties of binary search trees and their advantages.

Example

"A binary search tree is a tree data structure where each node has at most two children, and the left child contains values less than the parent node while the right child contains values greater. This structure allows for efficient searching, insertion, and deletion operations, typically in O(log n) time."

5. How would you reverse a string in Java?

This question tests your coding skills and understanding of string manipulation.

How to Answer

Describe the method you would use to reverse the string, including any built-in functions.

Example

"I would convert the string to a character array, then use a loop to swap characters from the start and end until I reach the middle. Alternatively, I could use the StringBuilder class and its reverse method for a more concise solution."

Project Discussion

1. Can you describe a project you worked on and your role in it?

This question allows you to showcase your experience and contributions.

How to Answer

Provide a brief overview of the project, your responsibilities, and the technologies used.

Example

"I worked on a web application for an e-commerce platform where I was responsible for developing the backend services using Java and Spring Boot. I implemented RESTful APIs and integrated AWS services like S3 for file storage and RDS for database management."

2. What challenges did you face in your last project, and how did you overcome them?

This question assesses your problem-solving abilities and resilience.

How to Answer

Discuss specific challenges, your thought process, and the solutions you implemented.

Example

"One challenge was optimizing the performance of our API, which was experiencing high latency. I analyzed the database queries and implemented indexing, which significantly reduced response times and improved user experience."

3. How do you ensure code quality and maintainability in your projects?

This question evaluates your approach to software development best practices.

How to Answer

Mention practices such as code reviews, unit testing, and documentation.

Example

"I ensure code quality by conducting regular code reviews with my team, writing unit tests for critical components, and maintaining clear documentation for all functions and modules to facilitate future maintenance."

4. Can you explain a design pattern you have used in your projects?

This question tests your knowledge of software design principles.

How to Answer

Describe the design pattern, its purpose, and how you applied it.

Example

"I frequently use the Singleton pattern to ensure that a class has only one instance and provides a global point of access. For instance, I implemented it in our logging service to manage log entries throughout the application without creating multiple instances."

5. How do you approach debugging a complex issue in your code?

This question assesses your analytical and troubleshooting skills.

How to Answer

Outline your debugging process, including tools and techniques you use.

Example

"I start by reproducing the issue and analyzing the logs to identify the root cause. I then use debugging tools to step through the code and inspect variable states. If necessary, I consult with team members for additional insights."

HR and Cultural Fit

1. What motivates you to work in software development?

This question helps the interviewer understand your passion and drive.

How to Answer

Share your enthusiasm for technology and problem-solving.

Example

"I am motivated by the challenge of solving complex problems and the opportunity to create impactful software that improves users' lives. I enjoy learning new technologies and continuously improving my skills."

2. How do you handle feedback and criticism?

This question evaluates your ability to accept constructive criticism.

How to Answer

Discuss your openness to feedback and how you use it for personal growth.

Example

"I view feedback as an opportunity for growth. I actively seek input from my peers and supervisors, and I take their suggestions seriously to improve my work and skills."

3. Describe a time when you had to work in a team. What was your role?

This question assesses your teamwork and collaboration skills.

How to Answer

Provide an example of a team project and your contributions.

Example

"In a recent project, I collaborated with a team of developers to build a microservices-based application. My role was to design and implement the authentication service, and I facilitated communication between team members to ensure seamless integration."

4. What are your career aspirations in the next few years?

This question helps the interviewer understand your long-term goals.

How to Answer

Share your professional development goals and how they align with the company's vision.

Example

"I aspire to grow into a lead developer role where I can mentor junior engineers and contribute to architectural decisions. I am also interested in expanding my knowledge of cloud technologies and DevOps practices."

5. How do you prioritize your tasks when working on multiple projects?

This question evaluates your time management and organizational skills.

How to Answer

Discuss your approach to prioritization and task management.

Example

"I prioritize tasks based on deadlines and project impact. I use tools like Trello to organize my workload and ensure that I allocate time effectively to meet project milestones."