Java

How can the performance of bytecode execution in JVM be improved?

Have you had experience working within the Scrum methodology?

Junior — Middle

Передовые Платежные РешенияИннотех

How is the hash function determined to reduce the probability of collisions in a Hashtable data structure?

Why is it recommended to override the equals and hashCode methods simultaneously in Java?

What additional training or specialized courses do you have?

Are all aspects and topics prepared for the interview thoroughly covered?

Have you used the TreeMap data structure in your projects?

Could you explain the differences between the annotations @Repository, @Service, and @Controller in the context of Spring?

What is the relationship between this and the Java language?

Is uniqueness of values required for fields included in a database table index?

Is it possible to create a proxy for class A using class B?

Junior — Middle

Aston

Can you give an example of when and why data hashing is used?

Junior — Middle

Уралсиб

Can you explain what is meant by a terminal operation in the context of data stream processing?

Junior — Middle

Simbirsoft

Is using ArrayList less efficient in terms of performance when inserting elements en masse at the end of the collection?

Tell me about the Stream API

What reasons make it impossible to achieve absolute reliability and why is 99.99% stability sufficient in most cases?

What are the key differences of Java from other programming languages in terms of concepts and implementation features?

How is deferred initialization of objects or components implemented in software systems?

Junior — Middle

ВТБ

Have you worked with the Spring framework for application development?

Junior — Middle

Т-БанкFirecodeDatanomika+7

What makes immutable objects safe to use in a multithreaded environment?

Junior — Middle

ОТП Банк