Java Developer - Kafka & Elasticsearch

Job Description:

We are looking for an experienced Java Developer with strong expertise in Java, Apache Kafka, and Elasticsearch to design, develop, and maintain scalable, high-performance applications. The ideal candidate should have experience building microservices, implementing event-driven architectures, and working with distributed systems.

Key Responsibilities:

• Design, develop, test, and maintain scalable backend applications using Java.
• Build and maintain microservices and RESTful APIs.
• Implement event-driven architectures using Apache Kafka for real-time data streaming and asynchronous communication.
• Develop and optimize Elasticsearch queries, indexes, and search capabilities for efficient data retrieval.
• Integrate Kafka and Elasticsearch with Java-based applications.
• Troubleshoot performance issues and ensure application reliability and scalability.
• Collaborate with cross-functional teams to understand requirements and deliver technical solutions.
• Write clean, maintainable, and well-tested code following development best practices.
• Participate in code reviews, debugging, and production issue resolution.

Required Skills:

• Strong hands-on experience in Core Java and Java/J2EE.
• Experience with Spring Boot and microservices architecture.
• Strong knowledge of Apache Kafka, including topics, partitions, producers, consumers, and event streaming.
• Hands-on experience with Elasticsearch, including indexing, querying, mappings, and performance optimization.
• Experience developing and integrating RESTful APIs.
• Knowledge of SQL and/or NoSQL databases.
• Familiarity with Git, Maven/Gradle, and CI/CD pipelines.
• Strong problem-solving and debugging skills.

Preferred Skills:

• Experience with distributed systems and event-driven architecture.
• Knowledge of Kafka Streams or Kafka Connect.
• Experience with Elasticsearch aggregations, analyzers, and index optimization.
• Familiarity with Docker, Kubernetes, and cloud platforms.
• Understanding of application monitoring, logging, and performance tuning.

Ideal Candidate Profile:

• Strong backend development experience with Java.
• Practical experience working with Kafka and Elasticsearch in production environments.
• Ability to independently develop, troubleshoot, and optimize scalable applications.
• Good communication and collaboration skills.

Skills

Apache Kafka, Elasticsearch, J2EE, Java, Kafka