Skip to contentSkip to footer

Senior Java Developer Tech Lead Interview Questions

Salaries
Interviews

5,579 senior java developer tech lead interview questions shared by candidates

nature of class, inheritance, a few db-oriented questions, some spring/hibernate questions. What are my strong points, weak points. Described some difficult technical problems solved, how I handle adverse personal situations.
avatar

Senior Java Developer

Interviewed at Federal Reserve Bank of St. Louis

3.2★
Aug 25, 2016

nature of class, inheritance, a few db-oriented questions, some spring/hibernate questions. What are my strong points, weak points. Described some difficult technical problems solved, how I handle adverse personal situations.

Explain OOP concepts — inheritance, polymorphism, abstraction, encapsulation. AmbitionBox Differences between method overloading vs overriding. AmbitionBox How HashMap vs ConcurrentHashMap work internally. Glassdoor Singleton pattern — how you implement it and thread safety. AmbitionBox How garbage collection works and memory management basics. (common in Java interviews even if not specifically reported)
avatar

Senior Java Developer

Interviewed at Anonymous Content

3.4★
Dec 19, 2025

Explain OOP concepts — inheritance, polymorphism, abstraction, encapsulation. AmbitionBox Differences between method overloading vs overriding. AmbitionBox How HashMap vs ConcurrentHashMap work internally. Glassdoor Singleton pattern — how you implement it and thread safety. AmbitionBox How garbage collection works and memory management basics. (common in Java interviews even if not specifically reported)

Viewing 4121 - 4130 interview questions

Glassdoor has 5,579 interview questions and reports from Senior java developer tech lead interviews. Prepare for your interview. Get hired. Love your job.