Senior Software Engineer - Java

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.

Responsibilities
• Design, analysis, development, testing, and documentation of modules and features of new or upgraded components in common application services supporting Blue Planet Inventory and Orchestration products.
• Execute implementation according to project plans and priorities.
• Develop non-functional features such as localization, logging, metrics, and monitoring.
• Continuous performance and scalability improvements to the software components.
• Extend and create SDKs used by users to author customized features.
• Work closely with the Blue Planet solution teams, internal developers, and customers to support their use of the platform to deliver complete solutions to customers.

Required Experience
• Bachelors/Masters in Computer Science or equivalent field
• 5+ years of development experience in one or more of the following languages:
Java/GoLang/Python
• 3+ years of development in Java
• Familiarity with Spring Boot framework
• Interest and ability to quickly learn and ramp-up on new technologies and existing codebase
• Ability to write understandable, reliable and testable code with minimum supervision
• Effective written and verbal communication skills

Desired Experience
• 5+ years of development in Java

• 3+ years of experience of developing distributed, highly-available, horizontally scalable micro services at large scale using Spring Boot framework

• Experience with Async IO Python (FastAPI/asyncio), Spring WebFlux for the IO bound problems
• Design and tuning of software components such as Kafka, Elasticsearch, and PostgreSQL, for scaled deployments
• Automating tests and delivering software using continuous integration and deployment methodologies and tools
• Experience of developing observability and monitoring tools using Prometheus, Grafana, ELK for logging and telemetry

• Understanding of Microservice architecture and REST APIs
• Understanding of container technology and orchestration framework such as Kubernetes

• Understanding of networking protocols such as TCP/IP and HTTP
• Understanding and experience of using generative and agentic AI

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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.