Senior Consultant | Mendix (Netherlands-Based Only)
Key Skills
Job Description
To be considered for this role, you must be currently based in the Netherlands and possess a valid work permit. We do not offer relocation assistance or visa sponsorship for this position. Sustaira is looking for a Senior Mendix Developer based in the Netherlands. You will be part of a team responsible for developing and maintaining solutions on the Sustaira platform together with customers and partners. This role involves collaborating with cross-functional teams, translating business requirements into technical solutions, and contributing to the sustainability goals of our customers. If you are an experienced Mendix developer who wants to focus on sustainability initiatives and making a real impact, whether through our ESG platform, app template implementations, or completely custom applications, we would love to connect with you. Profile & Qualifications Minimum of 3 years of Mendix development experience, preferably in customer-facing roles Mendix Advanced Certification required, Expert Certification preferred Ability to take a leading role in customer projects and internal initiatives Highly proficient in English (C1 level or higher). Dutch is not required Enjoy working in a dynamic environment and helping professionalise a growing organisation Must already be eligible to work and reside in the Netherlands Interest in sustainability and ESG topics. Experience in this domain is a plus Experience integrating AI into Mendix solutions is a plus Company Benefits Work with experienced Mendix colleagues on technically challenging, customer-facing projects in an international environment Competitive base salary and variable compensation Net sales proceeds bonus, equity options, and comprehensive benefits 30 vacation days (based on a 40-hour work week) Hybrid role with a shared office space in Rotterdam and flexibility to work remotely Pension contribution from Sustaira Health insurance, work-from-home, and travel compensation Team outings and optional international trips About Sustaira Sustaira is the modular, AI-powered platform for sustainability. We help organisations move from ambition to action by providing a software ecosystem that tracks KPIs, automates carbon accounting, and drives measurable impact. Built on a foundation of low-code agility with Mendix and cutting-edge AI, Sustaira combines sustainability expertise with the future of enterprise technology.
Core Responsibilities
Develop and maintain solutions on the Sustaira platform with customers and partners, including ESG platform implementations, app templates, and custom applications. Collaborate with cross-functional teams to translate business requirements into technical solutions that support customers’ sustainability goals.
Requirements
Applicants must be based in the Netherlands, eligible to work there, have at least three years of Mendix development experience, and hold Mendix Advanced Certification; Expert Certification is preferred. The role requires English proficiency at C1 level or higher, the ability to lead customer projects and internal initiatives, and an interest in sustainability and ESG; AI integration experience is a plus.
Benefits
- Variable Compensation
- Net Sales Proceeds Bonus
- Equity Options
- Comprehensive Benefits
- 30 Vacation Days
- Pension Contribution
- Health Insurance
- Work-From-Home Compensation
- Travel Compensation
About Sustaira
Industry: Software Development
Company size: 11-50 employees
🌍 Sustaira is on a mission to accelerate Sustainability Impact by empowering sustainability leaders with modular, AI-powered solutions, resulting in: ⚡ Enhanced productivity of Sustainability teams 💰 Cost reduction of Sustainability outcomes & innovation 🛡️ Risk mitigation by actionable insights ✨ Sustaira is the modular, AI-powered sustainability platform designed to turn strategy into measurable results. We help organizations overcome fragmented data, manual processes, and regulatory complexity by centralizing sustainability data and transforming it into actionable insights. From KPI tracking to decarbonization, from workflow automation to reporting, Sustaira enables faster decisions and real impact. 🚀 What sets us apart: Modular, AI-Powered Sustainability Solutions. Every organization’s sustainability journey is unique. That is why Sustaira Solutions are fully customizable. Start with the solutions you need, including carbon accounting, double materiality, reporting, and supplier engagement, and expand at your own pace. Our platform grows with you and integrates seamlessly with existing systems and processes. 💡 We believe sustainability is not a regulatory project, but a core business driver. Powered by AI, intuitive dashboards, and seamless integrations, we empower sustainability leaders to achieve ambitious goals faster with full transparency and control. 🤝 We work with visionary enterprises and partners who see sustainability as transformation, not just reporting. Together, we are building a future where ESG is simple, transparent, and embedded in every decision. Sustaira. Your Sustainability Accelerator.