€550
Jobs in the Netherlands, in English.
39,000+ live jobsFullstack Developer .NET
Hybrid in Amsterdam·Full-time·Added 2 days ago (last checked 12 Nov)
Our summary
- Salary
- €4,700 - €5,500 a month
- Work mode
- Hybrid, Amsterdam
- Contract
- Full-time
- Languages
- Dutch




Skills
This job advert was originally written in Dutch.
Requirements
What we're looking for
have a higher professional (HBO) or university (WO) education in, for example, Software Engineering, Informatics, Computer Science, or a similar field;
have experience with C# and .NET;
understand principles regarding APIs, databases, and software architecture;
love writing code that is not only functional, but also understandable and maintainable;
are used to working in an Agile/Scrum environment;
think analytically and enjoy reducing complex problems to a pragmatic solution;
dare to challenge existing solutions, but also understand that software must be able to change step by step;
communicate easily with developers, analysts, and other colleagues.
Nice to have
have experience with, or interest in, modern frontend development;
have preferably worked with one of the major frontend frameworks;
The role
At OrtaX, part of Centric, you will work on software that supports municipalities in performing the WOZ process efficiently, reliably, and transparently. Our ambition goes beyond just maintaining existing software. We continuously develop OrtaX and invest in new technology, data, automation, and a future-proof architecture.
As a Fullstack Developer, you will play an important role in this. You will work on both the frontend and backend of OrtaX, building new functionality while simultaneously helping to modernize the existing application step by step.
What you'll do
As a Fullstack Developer, you will work together with developers, analysts, and other specialists on the further development of OrtaX. Your responsibilities include:
developing new functionality in C#/.NET;
developing modern user interfaces and web functionality;
working on frontend functionality using one of the major frontend frameworks;
designing and improving APIs and integrations;
working with databases and data-intensive functionality;
writing maintainable, testable, and high-quality code;
contributing to CI/CD, automated testing, and DevOps;
solving technical issues that connect frontend, backend, and data;
thinking along about architecture and technical choices;
modernizing existing components of OrtaX step by step.
You will work on a mature product where a continuous balance is struck between delivering value today and building the architecture of tomorrow.
OrtaX has an existing software landscape as well as a clear modernization task. Within the development process, tools such as Visual Studio, Azure DevOps, pipelines, testing, SonarQube, and Oracle are used. This means you will not only be occupied with: "How do I build this feature?" but also with questions such as: "How do we ensure that what we build today also fits where we want to go technically?" For a developer who likes to look beyond just their own user story, there is plenty to do here.
At OrtaX, we use AI as an important tool in the development process. In doing so, we also believe that the developer is responsible for ensuring we deliver good code and a clear architecture. We also want to have a well-maintainable product in the long term. To that end, AI has become an essential tool, but not without input from the developer.
3. Who are we looking for?
We are primarily looking for a developer who is curious and feels comfortable on multiple sides of the application. You:
You do not need to be an expert in every area. We find it more important that you are technically strong, eager to learn, and willing to further develop yourself on both the frontend and backend sides.
4. Why OrtaX?
OrtaX supports municipalities and partnerships in the WOZ process and focuses on consistent, explainable valuations and smart automation. In doing so, investments are made in technologies such as data analysis, AI, automation, and integration.
As a result, you will work on software with very concrete applications. At the same time, you will enter an environment where there is still much to develop and modernize technically.
You will therefore get the combination of a mature product and the technical transformation task that is normally associated primarily with a new product.
5. What do we offer you?
The salary is between € 4,700 and € 5,500 per month (in addition, you will receive a variable bonus, a fixed 13th month, and 8% holiday allowance), depending on your role, competence profile, and experience. Furthermore, we offer you excellent conditions, including:
participation in a good pension scheme
27 vacation days (based on a full-time contract)
the possibility to purchase extra vacation days
hybrid working from home and the office in Amsterdam (of course, you are welcome to work at the office every day)
travel allowance for your daily commute and possible business travel
opportunities to develop yourself with a training program and weekly research and knowledge sessions
you will start with a one-year contract, after which there is a view toward a permanent contract, as we strive for a long-term partnership
a pleasant working environment with enthusiastic and fun colleagues!
6. About OrtaX
OrtaX supports municipalities and partnerships in performing the WOZ process efficiently, reliably, and transparently. The ambition is to support appraisers with smart automation while simultaneously investing in new technology, process automation, and integration.
In doing so, we work not only on what OrtaX needs today, but also on how the product should look technically tomorrow.
Do you want to help build that as a Fullstack Developer? Then we would love to meet you.
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