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
D esign, 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 custom ized 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 M icroservice 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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Ciena is an Equal Opportunity Employer, including disability and protected veteran status.

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