Lead Developer (Backstage) Energy Sector Brussels Freelance CDI

The external service provider will support the client organization in the analysis design extension and operation of an existing Backstage platform.

The scope includes architectural consulting plugin development platform extensions system integrations and the production of comprehensive technical documentation.

Key Responsibilities

Technical Concept & Architecture Design

• Development of technical concepts for the extension and adaptation of an existing Backstage platform
• Design of scalable highperformance and maintainable solutions in line with internal IT architecture security and compliance standards
• Analysis and consideration of security requirements operating models and target architectures
• Preparation of technical recommendations and decisionsupport documentation for future platform evolution

Architecture & Platform Analysis

• Indepth analysis of the platforms architecture and governance framework
• Assessment of existing technologies interfaces plugins and integration mechanisms
• Collection and structuring of organizational functional and technical requirements
• Consolidation and presentation of analysis results to support architectural and design decisions

Backstage Plugin Design & Development

• Design development testing and documentation of custom Backstage plugins (frontend and backend)
• Implementation of agreed technical and business workflows
• Integration with internal systems services and endtoend process chains

Platform Extension & Customization

• Implementation of platform adaptations and extensions
• Enhancement of frontend and backend components to support organizational structures role models and business processes
• Ensuring compliance with functional and nonfunctional requirements (performance stability security maintainability)
• Design and delivery of technical improvements based on stakeholder and project feedback

Backend Services & Integrations

• Extension and configuration of the Backstage backend
• Integration with internal tools APIs CI/CD pipelines identity management and asset systems
• Configuration and documentation of authentication authorization and interface mechanisms
• Technical advisory on integration patterns security architectures and operating models

Documentation & Knowledge Transfer

• Creation and maintenance of clear structured and traceable technical documentation including:
  • Architecture overviews
  • Technical design specifications
  • Plugin and API documentation
• Documentation of workflows interfaces integrations and configuration decisions
• Support effective knowledge transfer to ensure longterm maintainability and operational continuity

Qualifications :

Requirements

• Minimum 2 years of proven experience with the design customization extension and maintenance of Backstage
• Demonstrated experience developing Backstage plugins (frontend and backend)
• At least 4 years of experience developing backend services with preferably for platforms or integrationheavy environments
• At least 3 years of experience developing frontend applications with React
• Minimum 1 year of experience designing and implementing CI/CD pipelines preferably using Azure DevOps
• Proven experience with Docker and Kubernetes including deployment and operation of platform services
• Experience with cloud platforms such as Azure AWS or GCP particularly in cloudnative and platformoriented contexts

Remote Work :

No

Employment Type :

Full-time