Rotterdam
21 Jul 2026
Senior Integration Engineer – AppDev logo

Senior Integration Engineer – AppDev

Mendix

Senior Integration Engineer – AppDev

Mendix is seeking a Senior Integration Engineer – AppDev to define systems, tools, and architecture for its platform, driving technical innovation and improving developer productivity. The role requires 7+ years of experience, proficiency in C# and TypeScript, and expertise in integration technologies like GraphQL and SPARQL. The position is hybrid in Rotterdam, Netherlands.

HybridFull-timeSeniorC#TypeScript

Salary

Not specified

Work Location

Rotterdam, South Holland, Netherlands, NL

Work Model

Hybrid

Experience Required

7 years

Employment Type

Full-time

Experience Level

Senior

Core Qualifications

Technical (Must-have)
C#TypeScriptReactReact NativeGraphQLSPARQLData LakesLarge DatasetsScalable SystemsPlatform DevelopmentIntegration Technologies
Soft Skills
LeadershipMentoringProblem SolvingCollaborationInitiativePragmaticGoal-oriented

Preferred Qualifications

Technical (Nice-to-have)
AIEmerging Technologies

Key Responsibilities

  • Define and evolve the systems, tools, and architecture that power our platform
  • Drive technical innovation and lead efforts to improve developer productivity and experience
  • Collaborate across teams to design solutions that enable seamless application development and deployment
  • Demonstrate technical expertise and leadership with a pragmatic, can-do attitude
  • Architect integration solutions that support large datasets and data lakes with scalability in mind
  • Mentor and empower cross-functional teams to deliver high-impact technical outcomes
Senior Integration EngineerAppDevMendixSiemensHybridC#TypeScriptGraphQLSaaSRotterdam