Workflow Management Architect, Brussels

ppbPosition: /bWorkflow Management Architect. /ppbLocation: /b Near-site (Brussels). /ppbRate: /b 480€/day. /ppbLanguage: /b Services will be provided in English. Consultants must have at least a C1 level, in accordance with the Common European Framework of Reference for Languages (CEFR). /ppbMinimum post-secundary education required: /b At least 5 years of studies attested by a diploma. /ppbMinimum professional experience required: /b a minimum of 3 years postsecondary professional experience. /ph3Responsibilities /h3ulliMaintain and evolve the existing workflow engines Activiti and Camunda, ensuring operational stability and continuity. /liliImplement functional enhancements, technical migrations, performance improvements and corrective changes related to workflow management components. /liliEnsure backward compatibility with the legacy workflow management system Compass Green. /liliDevelop, integrate and test new features based on provided specifications. /liliPerform root cause analysis of production incidents and deliver code-level fixes. /liliAddress technical debt through code refactoring, library upgrades and SQL optimization. /liliDevelop automated unit and integration tests to safeguard platform stability. /liliPrepare deployment packages and support integration into production environments. /liliParticipate in PI Planning, Sprint Planning, Daily Stand-ups, Sprint Reviews and Retrospectives. /liliRefine technical backlog items and contribute to technical implementation planning. /liliPresent completed functional and technical changes during sprint and PI demonstrations. /liliParticipate in technical alignment meetings, architecture synchronizations and stakeholder update. /li /ulh3Specific knowledge, skills and expertise /h3h3Frontend development /h3ulliProficiency in HTML5, Javascript/TypeScript, CSS3 and SASS. /liliProficiency in Angular, including modern concepts like Signals. /liliGood knowledge of building complex, modular client-side applications using modern. frameworks, Web Components, micro frontends and state management patterns. /liliExperience in Web security, authentication and authorization protocols (OpenID Connect, JWT). /liliExperience with responsive and adaptive design. /liliExperience with leveraging Content Delivery Networks (CDNs) like AWS CloudFront to optimize asset delivery and improve application performance. /liliUnderstanding key design principles. /liliUnderstanding API integration patterns (consuming REST APIs, error handling, caching strategies). /liliExperience with dynamic UI component integration patterns (loading, event communication). /li /ulh3Backend development /h3ulliProficiency in back-end languages (Java) and experience with frameworks (Spring Boot, JPA/Hibernate, Axon). /liliExperience with legacy JEE application servers and technology standards and implementations (WebLogic 14, JAXRS, JAXWS, JAXB, EJB, JMS). /liliExperience in designing, building, automating, and securing RESTful APIs and web services, including OpenAPI/Swagger documentation. /liliExperience with API management technologies (Consul, API Gateways, CAPI Gateway) /liliKnowledge of cloud services (e.g., AWS) and experience with deploying and managing applications in a cloud environment. /liliUnderstanding authentication and authorization protocols and standards (e.g., OpenID Connect, JWT, Client/Server Certificate). /liliExperience with leveraging AI agent technologies during development but also integrated with applications (MCP, Skills, AmazonQ/Kiro, Spec Driven development, context engineering). /liliExperience with workflow engine integration (Activiti, Camunda). /li /ulh3Database Persistence /h3ulliProficiency in working with relational databases (e.g., PostgreSQL, Oracle, H2DB), including writing complex SQL queries and understanding database design. /liliExperience with NoSQL document stores (ElasticSearch, Redis) and understanding of consistency/performance trade-offs. /li /ulh3Architecture /h3ulliExperience with cloud-native event-driven micro-service architecture principles and design patterns like CQRS, Saga’s. /liliExperience with messaging solutions based on JMS and Kafka. /liliStrong understanding of the web development cycle and programming techniques and tolos. /liliExperience with containerization and orchestration technologies (e.g., Docker, Kubernetes) for developing, deploying, monitoring and troubleshooting applications. /li /ulh3DevOps Infrastructure /h3ulliExperience with development and DevSecOps tooling, including version control (Git), Git workflows (GitFlow), and Understanding of CI/CD pipelines (GitLab). /liliExperience with collaboration tools: issue tracking (Jira) and documentation (Confluence). /liliExperience with Observability and Performance Monitoring tools (Dynatrace, Elastic APM, Grafana, Prometeus, Zipkin, LogStash, OpenSearch, OpenTelemetry). /li /ulh3Testing Quality Engineering /h3ulliExperience with testing practices (unit and integration testing)