Do you have experience working with Reactive Streams and the Project Reactor library for implementing asynchronous and non-blocking operations?
Junior — Middle
199
Java
14668
265
Can you list programming languages that run on JVM?
Junior — Middle
199
How can you create a Stream?
Senior
199
How to make a class immutable?
Senior
199
How to solve the problem of duplicate notifications when there are multiple instances of the job service?
Senior
199
Do you have experience working with insurance?
Senior
199
Have you worked directly with SQL queries without using ORM or third-party libraries?
Junior — Middle
199
What tools do you use or know for analyzing and visualizing dependency hierarchies in data or projects?
Junior — Middle
199
How to organize the distribution of a large number of tests, each requiring its own context, across classes for reusing the context?
Junior — Middle
199
How can you make an array returned via a getter unmodifiable from outside?
Junior — Middle
199
What is the role of a mid-level developer in a software development team?
Junior — Middle
198
Have you created or supplemented APIs for integrating new features or expanding existing functionality?
Junior — Middle
198
Have you used alternative or additional tools for database queries besides Hibernate?
Junior — Middle
198
How was the interaction divided — what went through Kafka, and what was direct?
Senior
198
What is a collision in HashMap? What are the optimistic and pessimistic access complexities?
Senior
198
What is the difference between Story Points and time estimation?
Senior
198
What types of message delivery guarantees are implemented in Kafka and how do they work in practice?
Middle — Middle+
198
How is the operation of inserting an element into the central part of a doubly linked list evaluated in terms of complexity?
Junior — Middle
198
Can you explain what happens in postfix increment operations?
Junior — Middle
198
Can you tell about how you worked with data collections in your last project?
Junior — Middle
198