Given a few features for Whatsapp, decide how many resources needed with what skills to deliver the feature in a month. Kafka concepts, algorithms, distributed system scenarios.
Java Technical Lead Interview Questions
406 java technical lead interview questions shared by candidates
Db query related to many-to-many relationship
Serialization, Strategy/Factory design pattern, Countdownlatch, Threads etc, Aggregation, composition
Questions were based on problem solving, puzzles, core java and the work I did previously.
General questions about my experience and the tools I have used..
they don't know what is load balancer
1. From a given number, list individual digits 2. Enum Singleton implementation 3. Find middle element of a list without using any API(size or length)
Coding : Reverse a String.String is having special characters,while reversing the position of special character should not be changed.Only Alphabets needs be be reversed ABC$CDE#XYZ => ZYX$EDC#CBA
concepts of core java aspring hibernate
Do you have any experience with Hibernate?
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