System integration & workflow specialist

Hybrid, Brussels 

350-400 euro/day

1. CONTEXT/INTRODUCTION

European Commission agency which provides high quality corporate solutions/information systems for DG JUST and DG HOME, enabling the successful implementation of the Commission's Digital Transformation and EU policies.

2.DESCRIPTION OF THE TASKS

• Design, plan, document and implement the configuration and release management process for systems with parallel development with continuous test and integration into the production stream, in such a way that the parallel code branches are frequently re-aligned to minimise integration effort.
• Design, implement plan and monitor a code branching model allowing:
  • - work in parallel for multiple releases
  • - parallel development between team members
  • - parallel development between separate teams
  • - tracking of features
  • - preparation for production releases
  • - quickly fixing live production problems.
• Design, plan, implement integration strategies and patterns in a JEE/HTTP secured ecosystem.
• Apply best practices of distributed architecture to solve complex integration problems between information systems.
• Design, implement and document APIs to be exposed in a secured manner on a public facing API Gateway.2
• Design, plan, implement and deploy workflows: business process definition and task definition (service or user tasks) relying on APIs and business events.
• Work in a container based infrastructure. 
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3. LEVEL OF EDUCATION

Masters/Bachelors Degree 

4.KNOWLEDGE AND SKILLS

The following additional skills and knowledge are required for the performance of the above-listed tasks:

• Excellent knowledge of code repositories version control, code review etc. (such as BitBucket,
• GitLab)
• Excellent problem solving skills.
• Excellent interpersonal and communication skills.
• Participation in open source projects.
• Good writing skills: documentation is part of the tasks.
• Capability of integration in an international/multi-cultural environment
• Experience in a large enterprise-level multi-team project
• Ability to produce IT architecture document about complex integration patterns
• Aptitude in reporting
• Very good communication skills with technical and non-technical audiences
• Analysis and problem solving skills
• Capability to write clear and structured technical documents
• Ability to participate in technical meetings and good communication skills

NON-Technical skills:

• Capability of integration in an international/multicultural environment.
• Ability to work in multi-cultural environment, on multiple projects with multiple

  stakeholders.

• Ability to understand, speak and write in English
• High degree of discretion and integrity is required

5.SPECIFIC EXPERTISE

Following specific expertise is mandatory for the performance of tasks:

• Excellent knowledge of HTTP and API design
• Excellent knowledge of JEE and REST or SOAP APIs.
• Excellent knowledge of at least one BPMN workflow engine.
• Excellent knowledge of asynchronous communication and publish/subscribe

  techniques and technologies: Apache Kafka, JMS.

• Excellent knowledge of integration testing best practices.
• Good knowledge of Docker, Kubernetes and cloud native architectures.
• Good knowledge in GRPC and Protobuf format.
• Good knowledge of distributed or microservice architectures and complex event

  processing.

• Good knowledge in Web security, OAuth2.0 and OpenID Connect.