Java Developer

Job Title: Java Developer Location: Lucknow Job Type: Full-time Experience Level: Mid-Level/Senior Job Summary We are seeking a skilled Java Developer with expertise in Spring Boot, PostgreSQL, and other Java frameworks to design, develop, and maintain scalable back-end applications. The ideal candidate should have experience with multiple Java ecosystems, including Micro Profile, Quarkus, Micronaut, JakartaEE (formerly Java EE), and Hibernate, along with a strong understanding of modern software architecture. Key Responsibilities 1. Design and develop Java-based applications using Spring Boot, Quarkus, Micronaut, or Jakarta EE. 2. Build RESTful APIs, GraphQL, or gRPC services for seamless integrations. 3. Work with PostgreSQL (and optionally NoSQL databases like MongoDB) for optimized data storage. 4. Use JPA/Hibernate, jOOQ, or MyBatis for efficient database interactions. 5. Implement reactive programming with Spring WebFlux, Vert.x, or Akka. 6. Develop microservices using Spring Cloud, Kubernetes, or Docker. 7. Ensure application security via OAuth2, JWT, or Keycloak. 8. Write unit/integration tests using JUnit, TestNG, or Mockito. 9. Optimize performance using caching (Redis, Ehcache) and async messaging(Kafka, RabbitMQ). 10. Participate in Agile/Scrum development cycles. Required Skills & Qualifications * 3+ years of Java development experience.  Strong expertise in Spring Boot and at least one other framework (e.g., Quarkus, Micronaut, Jakarta EE). *Experience with PostgreSQL (query optimization, indexing, stored procedures). *Knowledge of ORM tools (Hibernate, jOOQ, MyBatis).  Familiarity with REST, GraphQL, or gRPC API design. *Experience with Maven/Gradle build tools.  Knowledge of Docker, Kubernetes, and CI/CD pipelines.  Understanding of Agile/Scrum methodologies. Preferred Skills (Nice to Have) *Reactive programming (Spring WebFlux, Vert.x, Project Reactor). *Cloud platforms (AWS, Azure, GCP). *NoSQL databases (MongoDB, Cassandra).  Frontend basics (React, Angular, Thymeleaf).  Event-driven architecture (Kafka, RabbitMQ). Show more Show less