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Senior Mendix Developer
Are you an experienced Mendix expert who not only writes code, but really wants to make a difference? Nice! Our Mendix team is growing fast and therefore we are looking for several developers who want to change the future of work with us. Do you have at least 5 years of experience with Mendix? Then read on!
Our colleagues and the quality of our work come first. In everything we do. At Tacstone Technology we are therefore looking for a driven Senior Mendix Developer who not only excels in developing high-quality applications, but who can also fulfill a coaching and strategic role within our team and with our clients. You guard the quality, stimulate innovation and help both junior and medior colleagues to grow to a higher level.
Your role as a Senior Mendix Developer
As a Senior Mendix Developer, you are a key figure within our organization. You work on various customer projects and are responsible for designing and developing innovative Mendix solutions. In addition, you play a crucial role in defining and monitoring our development standards and frameworks. You not only focus on technical excellence, but also act as a mentor and sparring partner for colleagues and client teams.
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What you will do:
- Design and develop advanced Mendix applications for a variety of clients.
- Supervise and coach junior and medior Mendix developers, both internally and at customer sites.
- Define and enhance development standards, frameworks and best practices within Tacstone Technology.
- Act as technical expert and strategic advisor to customers to optimally implement Mendix solutions.
- Actively contribute to knowledge sharing through trainings, workshops and internal innovation projects.
- Staying abreast of the latest developments within Mendix and translating them into concrete applications.
About Tacstone
Tacstone Technology is a fast-growing automation consulting boutique that helps companies with process optimization and digital transformation. We develop innovative solutions with platforms and technologies such as Mendix, UiPath, Microsoft Power Platform and (open source) AI models. Our customers range from healthcare institutions and universities to housing corporations and medium-sized insurers. We are certainly not a standard IT company, but a team of driven professionals who want to make a real impact on people, organizations and society.
Our mission is to make organizations agile again, freeing people from workloads and by creating space for meaningful work. As experts in intelligent automation, we understand our customers’ challenges and develop solutions that make an impact. This is how we help organizations and employees move forward and contribute to a resilient and future-proof labor market.
This is where you recognize yourself
We are looking for an experienced professional with a passion for low-code development and a keen eye for quality. You recognize yourself in the following profile:
- At least 5 years of experience With Mendix, preferably as a Lead Developer or Architect.
- Proven track record in designing and implementing complex Mendix solutions.
- Experience with integrations, APIs, CI/CD and cloud solutions Within the Mendix platform.
- Affinity with LEAN, Agile and Scrum methodologies ..
- Excellent communication skills and experience in coaching and mentoring colleagues.
- Ability to shift between strategic decision-making and hands-on development.
- A curious and innovative mindset; you always see opportunities to improve processes.
- Fluent in Dutch and English, both oral and written.
What can you expect from us?
At Tacstone Technology, we believe in growth, innovation and job satisfaction. We offer you:
- A competitive salary and excellent benefits.
- A informal and ambitious scale-up culture With a close-knit team of professionals.
- A fantastic workplace in the iconic Kraanspoor building in Amsterdam North.
- Personal guidance from a dedicated Talent Manager For your professional development.
- Profit sharing, laptop, expense allowance and a bike plan.
- Daily communal lunch, social free mibos, company outings and even boating on our own Tacstone sloop!
- International trips and plenty of room to further develop your expertise
Ready to make impact with us? Apply now and help build the future with Mendix!

























