Important topics for senior Java developers (from real interviews)
Spring security-oauth2-jwt
comparator, comparables, equals hashcode, threads
Kafka, circuit-beaker+ states, api gateway, Service Registry and Discovery Pattern, Event-Driven Architecture Pattern
rest template/feign client
junits- static. void return types
stream- max, average, distinct, sort, comparators, lambda
two-sum, count words, factorial recursion, palindrome, rotate array
Thread safe singleton(break singleton)-factory-builder
ms design patterns, ms communication (rest template, feign)
project architecture
JPA + queries (2nd highest)
#java #spring #springboot #microservices