Java Developer

Must Have

• Java 8/11 Concepts

• Collections Types, Usage, Sorting

• Multi-threading / Parallelism Considerations, Thread Pool, Completable Future, Executor Service

• Exception Handling Best practices, resource cleanup

• Design Patterns Singleton, Builder, Factory, Observer

• Data Structures

• Sorting/ Search Algorithm

• Space and Time Complexity

• Spring Boot, Spring JPA

• SQL or Postgres

• REST API API First approach, Methods, Standards, Rest Controller

• Securing REST API - Strong understanding on Spring Security, JWT

• Microservices Patterns, Distributed Systems, Splunk

• CRUD operations, Performance tuning

• Unit, Functional & Integration testing

• Problem Solving / Analytical / Pseudo code logic

• Troubleshooting Skills Elimination method, approaches to pinpoint issue, tools used, Log levels, best practices

• Proactive, Self-starter, Collaborative, strong communication skills -- both verbal and written