Sample Interview Questions

Technical Questions

  1. Coding and Algorithms:
    • Solve problems involving arrays, strings, linked lists, trees, and graphs.
    • Example: Implement a function to reverse a linked list.
    • Example: Write an algorithm to find the shortest path in a graph using Dijkstra’s Algorithm.
  2. System Design:
    • Design a scalable system or application.
    • Example: Design a URL shortening service (e.g., Bitly).
    • Example: How would you design a real-time chat application?
  3. Databases:
    • Write SQL queries and understand database design principles.
    • Example: Write a query to find the top 10 highest-selling products.
    • Example: Explain normalization and denormalization in database design.
  4. Version Control:
    • Demonstrate understanding of Git commands and workflows.
    • Example: How do you resolve a merge conflict in Git?
    • Example: What is the difference between a pull request and a merge request?
  5. Testing:
    • Understand testing strategies and frameworks.
    • Example: What is the purpose of unit testing and how does it differ from integration testing?
    • Example: How would you use Mockito for mocking in unit tests?
  6. Design Patterns:
    • Explain and implement common design patterns.
    • Example: Implement a Singleton pattern in Java.
    • Example: Describe the Observer pattern and provide an example of its use.

Behavioral Questions

  1. Problem-Solving:
    • Describe a challenging technical problem you encountered and how you solved it.
    • Example: Tell me about a time when you had to troubleshoot a critical bug in production.
  2. Collaboration:
    • How do you handle disagreements or conflicts with team members?
    • Example: Describe a time when you worked with a team to achieve a common goal.
  3. Learning and Adaptation:
    • How do you keep up with new technologies and advancements in software engineering?
    • Example: Describe a new tool or technology you recently learned and how it improved your work.
  4. Project Management:
    • How do you manage your time and prioritize tasks when working on multiple projects?
    • Example: Tell me about a time when you had to meet a tight deadline and how you handled it.
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