Backend Developer

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Descrizione

Design, build, and maintain backend services and APIs using Java(Java 11+ / Spring Boot or equivalent) Develop and operate event-driven integrations using Apache Kafka(producers, consumers, streams, schema management) Design efficient data models and write performant queries against MariaDB (or other relational databases) Implement search and analytics features using Elasticsearch, including index design and query optimization Collaborate with cross-functional teams (product, DevOps, QA) to deliver reliable, scalable features Write clean, well-tested, maintainable code and participate in code reviews Diagnose and resolve performance bottlenecks across the application and data layers Contribute to architectural decisions around messaging, data storage, and service design Support CI/CD pipelines and participate in on-call/incident response as needed Required: 4+ years of professional experience developing backend applications in Java Hands-on experience with Apache Kafka or similar message brokers(RabbitMQ, ActiveMQ) in production environments Strong SQL skills and practical experience with MariaDB or MySQL(schema design, indexing, query tuning) Experience with Elasticsearch, including index mapping design and search query construction Solid understanding of object-oriented design, multithreading, and REST API development Familiarity with the Spring / Spring Boot ecosystem Experience with version control (Git) and CI/CD workflows Strong debugging and problem-solving skills in d

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