Java Microservices Developer (RARR Job 5599)

Mandatory Skills: Java, Microservices, and Spring Boot

Java

• Role: Core programming language used for backend services.

  • Solid understanding of OOP (Object-Oriented Programming)

  • Proficiency in Java 8+ features:

    • Streams, Lambda expressions

    • Functional interfaces

  • Exception handling, multithreading, collections, and generics

  • Writing clean, maintainable code with SOLID principles

Spring Boot

• Role: Framework that simplifies Java backend development.

  • Building RESTful APIs

  • Using Spring MVC for request handling

  • Dependency injection with Spring's IoC container

  • Spring Data JPA or Hibernate for database access

  • Configuration using application.properties or YAML

  • Integrating Swagger for API documentation

Microservices Architecture

• Role: Designing and developing distributed systems with independent, loosely-coupled services

  • Designing scalable, modular services

  • Inter-service communication using REST or messaging (RabbitMQ, Kafka)

  • Understanding of service discovery (Eureka, Consul)

  • API Gateway usage (Spring Cloud Gateway, Zuul)

  • Implementing circuit breakers (Resilience4j, Hystrix)

  • Handling centralized logging and monitoring (ELK, Prometheus, Grafana, Dynatrace)