I applied online. The process took 1 day. I interviewed at Camelq Software Solutions (Madhāpur) in Aug 2025
Interview
Recently, I had the opportunity to attend an interview for a Java Developer position at Camelq Software Solutions. The process consisted of 3 rounds:
1️⃣ Written Test – Aptitude & Technical
2️⃣ HR Round – Introduction & Academic Project Discussion
3️⃣ Technical Discussion – Core Java, Spring Boot, Hibernate, SQL, and more
Interview questions [1]
Question 1
Core Java & OOPs:
Explain OOPs concepts with real-world examples.
Difference between String, StringBuilder, and StringBuffer.
How Garbage Collection works in Java.
Why String is immutable in Java.
HashMap vs LinkedHashMap vs TreeMap.
HashMap vs ConcurrentHashMap & internal working.
Spring Boot & Hibernate:
Spring Boot Auto-Configuration explained.
Difference between @Component, @Service, and @Repository.
Pagination & Sorting in Spring Data JPA.
EAGER vs LAZY fetching in Hibernate.
Global Exception Handling in Spring Boot.
Database & SQL:
SQL query to fetch the second-highest salary.
How to find duplicate records in a table.
INNER JOIN vs LEFT JOIN.
DevOps & Others:
Docker usage in deployments.
REST vs SOAP APIs.
Strategies to improve application performance in Java.
💡 Additionally, there was a project-related discussion around my academic work.
