Technical Lead Java Interview Questions

595 technical lead java interview questions shared by candidates

Very easy questions but company was clueless about what they wanted. I had all rounds and was also asked whether I am comfortable with the office location, ctc in the last round. After that, there was no communication. It us a waste of time. Obviously, the people at at this company have lot free time to waste. Hence, they don’t respect applicant’s time either.
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Java Technical Lead

Interviewed at Merck KGaA

3.9
May 26, 2023

Very easy questions but company was clueless about what they wanted. I had all rounds and was also asked whether I am comfortable with the office location, ctc in the last round. After that, there was no communication. It us a waste of time. Obviously, the people at at this company have lot free time to waste. Hence, they don’t respect applicant’s time either.

how to enable enable debug mode in springboot app can we modify a msg in kafka msg jpa repository vs jpa template jdbcrepository vs jdbc template Saga design pattern mongo template vs mongo repository immutable classes compararor and comparable solid design principles how to maintain transaction> SAGA scopes in spring bean different annotation on service layer autogeneration id jpa configuration annotations spring dev tool before starting application we want to load something where to implement>@postconstruct on top of init method command line runner using componentscan exclude package
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Java Team Lead

Interviewed at Cognizant

3.1
May 12, 2025

how to enable enable debug mode in springboot app can we modify a msg in kafka msg jpa repository vs jpa template jdbcrepository vs jdbc template Saga design pattern mongo template vs mongo repository immutable classes compararor and comparable solid design principles how to maintain transaction> SAGA scopes in spring bean different annotation on service layer autogeneration id jpa configuration annotations spring dev tool before starting application we want to load something where to implement>@postconstruct on top of init method command line runner using componentscan exclude package

1. Tell me something about yourself. 2. Roles and responsibilities in current project 3. Project architecture and on which part you work in project. 4. Git commands 5. Spring boot annotations 6. Few questions on Java 8 7. 2 Java 8 programs 8. Singleton implementation.
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Lead Java Developer

Interviewed at Cognizant

3.1
Sep 10, 2022

1. Tell me something about yourself. 2. Roles and responsibilities in current project 3. Project architecture and on which part you work in project. 4. Git commands 5. Spring boot annotations 6. Few questions on Java 8 7. 2 Java 8 programs 8. Singleton implementation.

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