CEiiA // Centre of Engineering and Product Development

Backend developer in real-time systems

In short

Backend developer role building real-time, high-availability systems in Java with cloud-based solutions, for an engineering and product development centre. Requires at least 3 years of software development experience, strong OOP/JVM skills, RESTful/RPC/GraphQL APIs, message brokers (Kafka, RabbitMQ or NATS), and solid CI/CD and testing practices. The job also involves technical architecture contribution and some team/decision-making responsibility. Based onsite in Oeiras, Portugal.

Responsibilities
•Apply continuous integration (CI) strategies and platforms, as well as automated testing tools and procedures
•Prepare and maintain development documentation
•Ensure that software development complies with established requirements, including but not limited to security, scalability, and performance
•Actively contribute to product design, technical architecture, and implementation, while adhering to CEiiA's software development standards and processes
•Develop software using Java and cloud-based solutions
Requirements
•Degree or Master's degree in Computer Science, Computer Engineering, Electrical Engineering, Aerospace Engineering or related areas
•At least 3 years of experience in software development
•Proficiency in any OOP languages and derivates (Java, Go, others)
•Experience developing with JVM-based Frameworks
•Solid knowledge in API RESTful, RPC or GraphQL
•Solid knowledge of relational and non-relational databases
•Proficient in using Git for version control
•Experience with message brokers and event streaming systems (e.g. Kafka, RabbitMQ or NATS)
•Demonstrated ability to write clean, maintainable, performant, and scalable code, with a strong emphasis on best practices and architectural patterns (TDD, DDD, clean architecture)
•Capacity to design and implement unit and integration tests
•Good knowledge of CI/CD pipelines
•Ability to adapt in a rapidly changing environment
•Structured, self-organized and collaborative way of working
•Creativity and aptitude for problem-solving and critical thinking
•Good level of spoken and written English
•Decision making and team management
Nice to have
•Familiarity with Cloud platforms (AWS, GCP, or Azure)
•Experience with load testing (K6, JMeter)
•Experience with monitoring, logging, and metrics tools (e.g., Prometheus, Grafana, OpenTelemetry, ELK Stack)
•Experience with critical, high-availability and scalable systems
•Experience with real-time systems
Conditions
•Working in a relaxed and positive environment alongside a dynamic, multidisciplinary team
•We facilitate and promote a balanced and healthy lifestyle, articulating work with the personal life
•Employee health insurance
•Partnerships with gyms, amongst others
•Up to three additional days holiday
•Birthday leave

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