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Application Architect Technical Lead

Keystone Solutions · Sint-Joost-ten-Noode, Belgium

Mission Overview:

Keystone Solutions is seeking a talented Application Architect/Technical Lead for a consultancy mission at a client site. The mission involves modernizing a legacy application developed in Adobe ColdFusion, consisting of over 150,000 lines of code and approximately 20 modules, to a future-proof low-code platform. This project will leverage modern techniques for application modernization, ensuring that existing source code, business logic, and application structures are thoroughly analyzed, valued, and reused to enhance migration efficiency and quality.

Key Responsibilities:

- Designing the technical architecture of the solution.

- Reviewing AI-generated Mendix components.

- Establishing development standards.

- Conducting code reviews.

- Providing technical coaching to the development team.

- Developing integration architecture and security design.

This consultancy mission will be executed in three phases, with each phase ordered separately. The deliverables from each phase will stand alone and can be utilized independently of the subsequent phases. Candidates must submit a vision note of up to 4 A4 pages detailing their approach to the project, incorporating innovative and automated migration methodologies that utilize artificial intelligence, code analysis, and/or model-driven development, demonstrating a faster, qualitative, and verifiable migration of the existing application.

Candidate Requirements:

Candidates must possess knowledge of and access to the proposed solutions in the vision note. All required certificates and documents must be attached to the CVs for validation purposes. Without these documents, profiles may be rejected. The responsibilities outlined are indicative, and the listed competencies and tasks should not be considered exhaustive.

At Keystone Solutions, we pride ourselves on our consultancy nature, offering dynamic projects that provide diverse challenges across various client environments. Our commitment to turbo-charged learning ensures that you will experience professional development and broad learning opportunities. As a

If you are ready to tackle technical and strategic challenges in a dynamic consultancy environment, apply today at Keystone Solutions Career Portal.

Duration: 01/12/2026 - 31/12/2028 25 months • (part time 2/5)

Skills required:

- Agile / Scrum - Level: Confirmed - Most recent: Any time

- AI-assisted development - Level: Junior - Most recent: Any time

- Application Architecture - Level: Expert - Most recent: Any time

- Enterprise applicaties - Level: Confirmed - Most recent: Any time

- Ervaring met low-code architecturen - Level: Junior - Most recent: Any time

- Mendix Development - Level: Confirmed - Most recent: Any time

- Migratie van toepassingen, processen en gegevens naar nieuwe platformen - Level: Junior - Most recent: Any time

Language requirements:

Dutch

Level Active knowledge

English

Level Active knowledge

French

Level Active knowledge

Apply on the employer’s site