Infosys Ltd Interview Experience

It all started with a recruiter reaching out to me on LinkedIn for an open position. At the time of the interview, I have 3+ years of experience in IT and 2+ years of experience in Java 8, Spring boot, Rest API, and SQL.

No Written test.

Technical Interview 1 

It is a panel of 2 interviewers. They were questions on Java 8 concepts and SQL

Java8 Questions

• What are lambda expressions why do we use lambda expressions?
• explain the try-catch block and what is try with the resource statement.
• what is the collection class you used more in your previous project?
• what is the use of stream in Java? 
• write a lambda expression for selecting the highest salary of employee in each department.
• retrieve and return a list of all the employees having salaries greater than the average salary using java8 features.

SQL Questions:

• why are indexes used?
• what is the difference between where and having a clause?
• write a query to get the name of an employee whose salary is the second highest.

Technical Interview Round 2 (next day)

1. The first question is “Tell me about yourself”. based on that the questions are asked
2. what is dependency injection in Spring boot?
3. what is the use of @profile annotation? 
4. where do we add data sources for SQL in the spring boot project?
5. can we use 2 filters as chaining in stream API and write one example?
6. what are the different levels of debugging?
7. explain annotations used to write rest endpoints.
8. how to test private methods using Junit and write a JUnit test case.

HR Round (same day as the technical interview round 2)

• Asked to tell me about yourself, your experience, preferred location, and notice period duration.

Received a confirmation call after 10 days of the interview process. if everything goes well, one can expect a call between 7 – 14 days.

Hope my interview experience would help someone who is preparing for the same profile. 🙂