Elastic Search/Java/Kafka

Ascendion Engineering; Bengaluru; On-site; INR 1,400,000 - 2,200,000; Full time

Job summary

Ascendion Engineering seeks a Java Developer to design, build, and maintain scalable backend systems using Java, Kafka, and Elasticsearch. The role focuses on microservices, event-driven architectures, and robust data processing in production environments.

You will develop RESTful APIs, optimize queries, and ensure high performance and reliability. The position offers collaborative work in Bengaluru with modern cloud-native practices.

Qualifications

• Experience building backend applications in Java.
• Strong knowledge of Apache Kafka and Elasticsearch.
• Experience with Spring Boot and microservices architecture.
• Proficiency in RESTful API development.
• Familiarity with SQL and NoSQL databases.

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.
• Develop and optimize Elasticsearch queries, indexes, and search capabilities.
• 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.

Skills

Core Java

Java/J2EE

Spring Boot

Microservices

Apache Kafka

Elasticsearch

RESTful APIs

SQL/NoSQL

Git

CI/CD

Job description

Job Description: Java Developer – Kafka & Elasticsearch

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.