What you will do
You will be responsible for defining, evolving, and governing the target architecture of a digital platform spanning mobile, web, and backend-for-frontend (BFF) layers. Working closely with product owners, engineering teams, enterprise architecture, and business stakeholders, you will translate platform vision into actionable architecture and delivery plans.
Your primary responsibilities include:
- Define and maintain the target architecture across mobile, web, and BFF layers
- Define architectural principles supporting platform scalability, extensibility, and maintainability
- Define integration patterns, platform boundaries, and contribution models
- Ensure consistency across mobile, web, and integration layers
- Align platform architecture with enterprise architecture standards and security requirements
- Provide technical leadership to engineering teams
- Facilitate technical decision-making and architecture governance
- Define API and integration principles
- Evaluate technologies, frameworks, and architectural approaches
- Identify technical risks and define mitigation strategies
You will also support architecture spikes, proof-of-concepts, and MVP initiatives, review and challenge technical designs, coach engineers, and support onboarding of platform contributors and partners.
What we are looking for
Technical profile:
- Proven experience as Solution Architect, Software Architect, or Platform Architect
- Experience designing digital platforms and integration ecosystems
- Experience defining architectures across multiple channels (mobile, web, APIs)
- Strong understanding of modern software architecture principles
- Strong knowledge of API-first architectures and integration patterns
- Strong experience with REST APIs, lifecycle management, and versioning
- Understanding of BFF (Backend-for-Frontend) architectures
- Knowledge of modular and component-based architectures
- Understanding of cloud-based and distributed architectures
- Knowledge of security-by-design principles (OAuth2, OpenID Connect, API security)
- Understanding of observability, monitoring, and reliability practices
Non-technical profile:
- Strategic thinking and strong analytical skills
- Strong communication and stakeholder management capabilities
- Ability to simplify complex technical concepts
- Ability to influence without direct authority
- Ability to work in ambiguous and evolving environments
- Pragmatic and hands-on mindset
- Ability to balance technical excellence with business needs
Methodology:
- Experience working in Agile environments
Languages:
- Dutch is mandatory, or French with a strong knowledge of Dutch
- English is mandatory
The setting
This is a freelance assignment with a Belgian public-sector organisation. Further details regarding duration and on-site requirements will be discussed during the selection process.