Lead Software Developer Interview Questions

2,137 lead software developer interview questions shared by candidates

1) Company project 2) how to handle check exception in static 3) hash map in java 8 4) difference between Comparable and Comparator 5) what is class loader 7) How many annotation you know 6) @Schedule 7) @inject 8) Time Complexity 9) Exception in Microservices 10) 5,12,13,5,18,21,10,3,21 remove the duplicates and arrange the remaining in descending order 11) SQL query to find the average salary of employees in each department from the Employee table select dept, avg(salary) as AVG_SALARY from Employee group by dept;
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Lead Software Engineer

Interviewed at Capgemini

4.1
Nov 6, 2025

1) Company project 2) how to handle check exception in static 3) hash map in java 8 4) difference between Comparable and Comparator 5) what is class loader 7) How many annotation you know 6) @Schedule 7) @inject 8) Time Complexity 9) Exception in Microservices 10) 5,12,13,5,18,21,10,3,21 remove the duplicates and arrange the remaining in descending order 11) SQL query to find the average salary of employees in each department from the Employee table select dept, avg(salary) as AVG_SALARY from Employee group by dept;

How will you store values such that the top n max element can be retrieved in O(1) time. (heaps) Given a large number of files and their generations at periodic intervals based on months, how will you store the information of their generation such that for any given month, you can retrieve the files generated in that month or months, also assuming that the order in which they are generated are always constant. (by mapping them to boolean values and performing AND and OR and NOT)
avatar

Lead Software Engineer

Interviewed at Impetus Technologies

3.8
Sep 6, 2019

How will you store values such that the top n max element can be retrieved in O(1) time. (heaps) Given a large number of files and their generations at periodic intervals based on months, how will you store the information of their generation such that for any given month, you can retrieve the files generated in that month or months, also assuming that the order in which they are generated are always constant. (by mapping them to boolean values and performing AND and OR and NOT)

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