Back-end Development
Accelerate together with a secure and scalable back end
Back-end development forms the foundation of every website, web application or digital platform. It is the layer where data, logic and systems come together.

The technology behind your digital solution
Where the front-end cares for what the user sees, the back end is the invisible force that makes everything work. It is the layer where data is processed, logic comes together and systems communicate with each other. At Xuntos, we develop robust and secure back-end solutions that perform reliably, whether it's a website, web application, customer portal whether linkage with external systems.
Our developers build scalable architectures based on modern technologies such as .NET and Azure, always with an eye for performance, security and maintainability. This creates a solid technical basis on which your organization can continue to build.
We always develop websites or customer portals with the Umbraco CMS.
If Umbraco Platinum Partner let's put it Umbraco CMS regularly used as a powerful back end for websites and digital platforms. Umbraco offers flexibility, scalability and ease of use for both content managers and developers. We expand the CMS with customized functionalities, connect it to external systems via APIs and ensure that content, data and business logic come together in one stable whole.
We build secure, accessible and scalable websites, customer portals and dashboards with Umbraco for healthcare, education, government and non-profit organizations. After years of development, we decided that Umbraco is our favorite content management system because of its high level of
Why we love Umbraco?
- Usability - Editors can manage content easily and quickly without training.
- Flexibility - Easily scalable when growing and suitable for complex websites and applications.
- Integration options - Strong in links and integrations
- Safety - The basis is Microsoft's .NET Core framework.
The Xuntos Development Team consists of front-end and back-end developers. The team is a mix of young ambitious developers and developers with years of experience. Since 2010, we have been active in development which is the basis of our technology.
Wat we maken
Slimme oplossingen die
met en voor mensen werken
Van platforms tot AI-agents: wij bouwen oplossingen die niet alleen slim zijn, maar ook veilig, toegankelijk en volledig compliant met Europese regelgeving.

Collaborate on your website or application?
We are happy to think along with you how your organization can accelerate digitally. Whether it's a UX, technical challenge or AI solutions. Send a message to Pascal van Assendelft - Bureau Manager Xuntos
Learn more about development
Curious about how to make your application more user-friendly and accessible? Learn more practical insights, tips, and examples in the articles below
Frequently asked questions about back-end development
We'd love to help you. If you have a question about our services, please contact us for an informal conversation.
The back-end developer sets up the CMS and builds functionalities. The work consists of writing code for the interaction between databases and the website. He can also ensure that data is retrieved or sent to or from another system. He can also build components for the operation of another piece of software. In the development phase, our front-end developer will convert the graphic design to HTML. This means that the design is visible in the browser and works for the user. By default, we build responsive and as accessible as possible. Then, both the front and the back-end code are merged into a working whole.
We always develop safely and accessible to everyone Digital innovation only works if you can trust it. That's why our solutions are compliant by design from the ground up. We build according to the highest standards, with attention to GDPR and ISO 27001.
Our microservice architectures are mostly based on .NET and Azure, often in combination with API links and container technology. This is how we create scalable, reliable and maintenance-friendly solutions.
We mainly work with .NET in combination with Umbraco CMS. In addition, we use modern frameworks such as Vue and integrate AI Agents or API links where necessary. This is how we create tailor-made future-proof solutions.











