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Technical Lead Java Interview Questions

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595 technical lead java interview questions shared by candidates

Non-Tech: 1. Tell me about yourself 2. What industry were you in? 3. What techs do you know and used? 4. What is your current work arrangement? 5. Reason for job change (previous and now) 6. Were your projects in development or maintenance? Tech (Java, Web, Spring, Docker, SQL, Security): 1. What version of Java do you know? 2. Java - What is Interface and Abstract? When do you use one over the other? 3. Java - Differences between StringBuilder and StringBuffer. 4. Java - What is Message Digest? 5. Web - What is in a Http Request? 6. Web - How does a server differentiate between sessions? 7. Spring - How would you create an API? What layers would you use? 8. SQL - What do you know about the "HAVING" keyword? 9. Security - What do you know about Cryptography? 10. Security - Session vs Token-based authentication 11. Security - What is in a JWT? 12. Security - How do you validate/verify a JWT? 13. Security - Have you heard of RSA? 14. Docker - what can you tell me about Docker? 15. Docker - what is in a Dockerfile?
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Java Principal Software Engineer / Technical Lead

Interviewed at Software International

3.8★
Jul 13, 2024

Non-Tech: 1. Tell me about yourself 2. What industry were you in? 3. What techs do you know and used? 4. What is your current work arrangement? 5. Reason for job change (previous and now) 6. Were your projects in development or maintenance? Tech (Java, Web, Spring, Docker, SQL, Security): 1. What version of Java do you know? 2. Java - What is Interface and Abstract? When do you use one over the other? 3. Java - Differences between StringBuilder and StringBuffer. 4. Java - What is Message Digest? 5. Web - What is in a Http Request? 6. Web - How does a server differentiate between sessions? 7. Spring - How would you create an API? What layers would you use? 8. SQL - What do you know about the "HAVING" keyword? 9. Security - What do you know about Cryptography? 10. Security - Session vs Token-based authentication 11. Security - What is in a JWT? 12. Security - How do you validate/verify a JWT? 13. Security - Have you heard of RSA? 14. Docker - what can you tell me about Docker? 15. Docker - what is in a Dockerfile?

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