Lead Java Developer

4 hours ago

Gurgaon, Haryana, India Ciena Full time ₹ 12,00,000 - ₹ 36,00,000 per year

As the global leader in high-speed connectivity, Ciena is committed to a people-first approach. Our teams enjoy a culture focused on prioritizing a flexible work environment that empowers individual growth, well-being, and belonging. We're a technology company that leads with our humanity—driving our business priorities alongside meaningful social, community, and societal impact.

At Ciena's Blue Planet division, you will join an agile, innovative team advancing the automation of the world's most complex networks. You will have the opportunity to work with leading-edge networking technologies, cloud-native architecture, and large-scale automation systems that power global communications.

How You Will Contribute

  • Design, implement, and maintain cloud-native microservices using Java (Spring Boot) and related technologies.

  • Develop REST APIs for configuration, operational data, and telemetry delivery.

  • Containerize services using Docker and orchestrate deployments in Kubernetes/OpenShift environments.

  • Integrate services with Apache Kafka to coordinate inter-service communication, track job execution, and publish status updates.

  • Design and manage relational database schemas (PostgreSQL/MySQL), optimize queries, and ensure data integrity for automated workflows.

  • Implement RBAC and secure vault/password handling for sensitive credentials (SSH keys, API tokens).

  • Participate in branching strategies, pull requests, and CI/CD pipelines for automated build, test, and deployment.

The Must Haves

  • Bachelor's or Master's degree in Computer Science or equivalent experience.

  • A minimum of 7+ years in Java (Spring Boot) with hands-on experience in microservice development.

  • Strong working knowledge of Apache Kafka (topics, partitions, consumer groups, message serialization).

  • Expertise in Docker, Kubernetes/OpenShift, and microservice scaling strategies.

  • Proficiency in PostgreSQL/MySQL schema design, data modeling, and performance tuning.

  • Understanding of network security best practices including SSH key management and password vaulting.

  • Experience integrating CI/CD workflows with Git branching models.

Nice to Haves

  • Past experience developing network orchestration systems or telecom-grade automation solutions.

  • Familiarity with multi-vendor network environments and SDN/NFV concepts.

  • Experience implementing secure API gateways and service mesh architectures (e.g., Istio).

  • Contributions to open-source automation frameworks.

  • Knowledge of Prometheus/Grafana for metrics and ELK/OpenSearch for log aggregation.

Not ready to apply? Join our Talent Community to get relevant job alerts straight to your inbox.

At Ciena, we are committed to building and fostering an environment in which our employees feel respected, valued, and heard.  Ciena values the diversity of its workforce and respects its employees as individuals. We do not tolerate any form of discrimination.

Ciena is an Equal Opportunity Employer, including disability and protected veteran status.

If contacted in relation to a job opportunity, please advise Ciena of any accommodation measures you may require.

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