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The ideal candidate will take ownership of backend services, build scalable REST APIs, manage system integrations, and ensure high performance and reliability.\n\nKey Responsibilities : \n\n- Design, develop, and maintain scalable REST APIs and Java-based microservices.\n\n- Manage and enhance existing business logic across assigned microservices.\n\n- Implement Kafka producers and consumers for notification pipelines.\n\n- Integrate backend services with external systems, including Firebase/FCM and other enterprise platforms.\n\n- Work with MySQL databases, including complex queries, indexing, and performance optimization.\n\n- Manage Docker, Kubernetes deployments, and Helm charts.\n\n- Write unit, integration, and regression tests.\n\n- Conduct code reviews and contribute to architecture decisions.\n\n- Troubleshoot production issues and support L3/L4 escalations.\n\n- Mentor junior developers and maintain technical documentation.\n\nTech Stack : \n\n- Java, Spring Boot, Microservices Architecture\n\n- Apache Kafka (producers, consumers, consumer groups)\n\n- MySQL, database transactions, indexing, optimization\n\n- Docker, Kubernetes, Helm\n\n- REST APIs, OpenAPI, Swagger\n\n- JWT, OAuth2, token-based authentication\n\n- Git, CI/CD pipelines (Jenkins, GitLab CI, or ArgoCD)\n\n- Agile/Scrum methodology\n\nGood to Have : \n\n- Spring Cloud, Spring Batch, Spring Scheduler\n\n- HashiCorp Vault\n\n- Prometheus, Grafana, Jaeger, Zipkin\n\n- Telecom domain knowledge (BSS/OSS)\n\n- JUnit 5, Mockito, Testcontainers\n\nSkills\nJava, Spring Boot, Microservices Architecture, MySQL, RESTful API, Agile, Git, Spring Cloud, Kafka, 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