Onsite interviews included a code review and two algorithms (leetcode style) interviews.
Back End Developer Interview Questions
1,560 back end developer interview questions shared by candidates
DSA C++ OOPS DSA DBMS SQL QUERY
1. Simple Java concurrency and general concurrency questions 2. Small unit testing fixes 3. Application of SOLID principles
What is the difference between Java and JavaScript? Some basic knowledge on multi-thread, can't remember. If you have 1000 2d points as a tuple like (x1, y1) how could you store these points and count the number of occurrence of each position efficiently?
Board question, design in high level and module from interview details
Basic node questions and database questions
1) What are stream and collection stream 2)How to create custom immutable class? 3)Can we override static method and why? 4)Hashmap and LinkedHashmap Difference? 5)What is concurrentHashmap? 6)Difference between ArrayList and LinkedList and in what scenarios the are preffered to be used? 7)What are different HTTP methods? 8)What are Object methods? 9)Which Junit version you have worked on? 10)Anotations in Junit? 11)In what scenario you use @BeforeAll? 12)Git commands you have used? 13)What branching strategy you have used in your previous project? 14)If we make some changed in local repository what wll be the first command that we will execute? 15)Do you have any idea on SonarQube? 16)Check if the given smaller string is substring of larger string without using inbuilt methods. 17)Java code for most occuring character in a string?
How would you rate your coding skills from 1 to 10?
Can you explain the difference between having multiple nodes and multiple shards in Elasticsearch? (related to my side project)
Implement method to count repeated words in String
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