Backend java developer for enterprise applications

We are currently looking for a Senior Backend Java Developer to join an international technology project focused on scalable enterprise applications and modern microservices architectures.

• Confirmed: Minimum 4 years of professional experience in Java Backend development
• Senior: Minimum 8 years of professional experience in Java Backend development
• Strong experience in Java, Spring Boot and microservices architecture
• Experience designing, developing and maintaining scalable, secure and high-performance backend services
• Development and integration of RESTful and GraphQL APIs, including OpenAPI/Swagger documentation
• Experience with authentication and authorization solutions, including Keycloak, Okta, OIDC and RBAC
• Experience with event-driven architectures and messaging technologies such as AWS SQS and Solace
• Good knowledge of SQL and relational databases
• Experience with automated testing, Git, Code Reviews and CI/CD pipelines
• Familiarity with code quality and security tools, including SonarQube and Snyk
• Knowledge of Agile methodologies and DevOps practices
• Knowledge of React and integration with frontend applications
• Strong analytical, problem-solving and teamwork skills
• Portuguese and English C1 — mandatory
• Candidates must currently reside in Portugal
• Будет плюсом: Experience in e-commerce, digital commerce platforms or complex enterprise environments; Knowledge of AWS Cloud architectures and Kubernetes; Experience with performance optimization, scalability and application security; Experience defining architectural standards and participating in technical design decisions; Previous experience mentoring developers and conducting technical knowledge-sharing sessions; Experience producing Architecture Decision Records (ADRs), technical documentation and runbooks; Experience working with international teams and stakeholders

• Hybrid – Lisbon, Portugal
• 3 days on-site and 2 days remote per week
• Full-time – 40 hours per week
• Candidates must reside in Portugal
• €2,800–€3,100 gross per month.
• An innovative and growing company with opportunities for professional development
• Competitive remuneration according to experience and performance
• Access to flexible compensation and health insurance as a social benefit
• Unlimited access to self-paced technological training
• The opportunity to work on challenging international projects using modern technologies