Mendix Expert - 6 to 12 Months Contract in Aemstelredamme, Nederland

• Mendix Development: 8–10 years of hands-on experience in Mendix application development, with a proven track record of delivering enterprise-grade Mendix solutions. Candidates must hold an  active Mendix Expert Certification .
• Enterprise System Integration: Strong experience designing, developing, and deploying Mendix applications integrated with  Siemens Teamcenter or comparable enterprise platforms such as  PLM, ERP, or MES systems . Hands-on experience with  Siemens Teamcenter PLM is highly desirable.
• Application Architecture & Domain Modelling: Expertise in designing  high-performance, normalized, and scalable Mendix domain models , with a strong focus on data integrity, security, performance optimization, maintainability, and enterprise scalability.
• Security & Performance: Strong understanding of Mendix security architecture, including role-based access, entity-level security, data access controls, and best practices for optimizing application and database performance.
• Automated Testing: Hands-on experience implementing and maintaining  automated testing frameworks , including Mendix Application Test Suite (ATS), unit testing, automated regression testing, and/or API testing.
• Deployment & Release Management: Solid understanding of  CI/CD pipelines, deployment processes, environment management, version control, and release management for Mendix applications. Experience deploying applications in  cloud-based and/or containerized Mendix hosting environments is required.
• Cloud & Container Technologies: Practical experience working with modern cloud or containerized environments and understanding the deployment, configuration, monitoring, and maintenance of enterprise Mendix applications.
• Agile Delivery: Proven experience working within  Agile enterprise delivery frameworks , collaborating effectively with cross-functional teams, product owners, architects, and business stakeholders. Experience working within  SAFe (Scaled Agile Framework)environments is preferred.
• Enterprise Delivery Experience: Strong communication, problem-solving, and stakeholder-management skills, with the ability to work independently on complex enterprise applications and contribute to technical design and delivery decisions.

Requirements

8–10 years of hands-of Mendix application development, holding an active Mendix Expert Certification.

Proven track record of building and deploying Mendix applications integrated with Siemens Teamcenter or similar enterprise systems (PLM/ERP/MES).  Teamcenter PLM knowledge is a strong advantage.

Expertise in designing performant, normalized, and highly efficient domain models with a strong focus on data security , performance optimization, and enterprise scalability.

Experience implementing automated testing frameworks (e.g., Mendix Application Test Suite / ATS, unit testing, or automated API testing).

Solid understanding of deployment pipelines, release management, in containerized/cloud Mendix hosting environments.

Practical experience working within Agile enterprise frameworks, preferably SAFe (Scaled Agile Framework).