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Senior Java Developer Interview Questions

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5,543 senior java developer interview questions shared by candidates

Written Test: min and max in an array remove duplicates from a string without using extra memory integer between 0 to 999999 will be given , we need to print them in words like for 120 print one hundred twenty JMS queues find out the winner of the tic-tac game board of any size. write the data coming from the DB to a file using multiple threads MCQs were very easy
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Senior Software Developer (Java)

Interviewed at DBS Bank

3.8★
Aug 21, 2016

Written Test: min and max in an array remove duplicates from a string without using extra memory integer between 0 to 999999 will be given , we need to print them in words like for 120 print one hundred twenty JMS queues find out the winner of the tic-tac game board of any size. write the data coming from the DB to a file using multiple threads MCQs were very easy

Live coding + some questions about complexity of the solution. Load balancer. Some extra requirements once you implement the previous ones. Money transfer service, then SQL query of money transfer, then theory about DB mostly (ACID, isolation levels).
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Senior Java Developer

Interviewed at Revolut

4★
Aug 28, 2025

Live coding + some questions about complexity of the solution. Load balancer. Some extra requirements once you implement the previous ones. Money transfer service, then SQL query of money transfer, then theory about DB mostly (ACID, isolation levels).

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