Senior Java Developer

4 days ago

Islamabad, Islamabad, Pakistan Leverify LLC Full time

Location: Hybrid

Job Type: Full-time

Experience Level: 5+ years

About the Role

We are seeking a Senior Java Developer with expertise in Spring Boot, microservices, and distributed systems. You will be responsible for building and optimizing high-performance backend services. Experience with Apache Kafka or a similar message queue is required to handle event-driven architectures and real-time data processing.

Key Responsibilities
  1. Develop and maintain Java-based microservices using Spring Boot.
  2. Design, build, and manage event-driven systems using Apache Kafka, RabbitMQ, or ActiveMQ.
  3. Develop and optimize RESTful APIs and backend services.
  4. Work with relational (PostgreSQL, MySQL) and NoSQL (MongoDB, Redis) databases.
  5. Implement asynchronous communication patterns using message queues.
  6. Optimize applications for scalability, performance, and security.
  7. Work closely with DevOps teams on CI/CD pipelines, logging, and monitoring.
  8. Participate in code reviews, mentorship, and knowledge-sharing sessions.
  9. Troubleshoot and resolve production issues efficiently.
Required Skills & Qualifications
  1. 5+ years of experience in Java backend development.
  2. Strong expertise in Spring Boot, Spring MVC, and Hibernate/JPA.
  3. Experience building and maintaining microservices-based architectures.
  4. Hands-on experience with Apache Kafka, RabbitMQ, or similar message queues.
  5. Experience with RESTful APIs, OAuth, JWT, and security best practices.
  6. Knowledge of multithreading, concurrency, and performance optimization.
  7. Familiarity with CI/CD pipelines (Jenkins, GitHub Actions, or GitLab CI/CD).
  8. Experience with containerization (Docker) and orchestration (Kubernetes is a plus).
  9. Strong debugging and problem-solving skills.
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