Job Description - Roles and Responsibilities We are looking for a senior full-stack developer with a broad knowledge of classic and modern technologies. You will be involved in a product team where mainly web applications are built and supported. As a product team, we are jointly responsible for E2E to create value for our customers, for this we need people who want to engage broadly, e.G. in terms of collaboration and technical strategy of our product, and who are also willing to help the product beyond pure software development, e.G. by assisting in testing & release activities. The work consists of about 2/3 project work and 1/3 incident - or maintenance. You will be part of a product team that works on a project basis on functional extensions of the applications to be supported. Skills you have strong analytical and problem-solving skills. You work thoroughly and very accurately. You have a great sense of responsibility and can work independently. You take the necessary initiative. you are a good communicator, who wants to deliver quality in an efficient way - you are familiar with drawing up, monitoring and adjusting a schedule as well as drawing up a plan of action regarding your range of tasks Responsibilities / tasks: you are responsible for supporting and adapting web applications, both within project, maintenance and incident operation. You participate in the functional design of the solution You work on the technical design and development of the solution You are able to turn problems into concrete solutions You write tests (unit tests) and document your developments and analyses You take into account development guidelines (best practices) and internal IT standards you actively work on knowledge retention and knowledge transfer to your colleagues you work closely with the colleagues within the product team and all stakeholders you communicate with the various parties involved, including the service desk, project leaders, infrastructure manager and the hierarchy you support fellow developers in developing and looking for an optimal solution You participate in the assessment and planning of the development activities You meticulously apply the working methods in the context of the change and release management process You are responsible for the execution and follow-up of the releases- You ensure correct evaluations of the technical feasibility of the requests. Skills – Must Have Proven experience in developing .NET-based applications – 5 years, Senior Proven experience with Azure AD B2C (Custom Policies) – 6 years, Senior Proven experience with Azure API Management – 6 years, Senior Proven experience with Azure App Services – 6 years, Senior Proven experience with Azure Service Bus – 6 years, Senior Proven experience with Azure Service Fabric – 6 years, Senior Proven experience with federated authentication using OAuth – Yes Proven experience with Git – 5 years, Senior Proven experience in setting up and managing YAML configurations – Yes Demonstrable experience in writing technical analyses – Yes Proven experience with developments on Azure – 7 years, Senior Demonstrable experience with Unit Testing (xUnit or NUnit) – Yes Proven experience with web services (Web API / REST) – 5 years, Senior Demonstrable knowledge and experience with backend technologies (C#, ASP.NET Core) – 8 years, Senior Demonstrable knowledge and experience with ORM (Entity Framework) – Yes Language requirement: Dutch at European CEFR level C2 – Yes Skills – Should Have Proven experience with Angular and Typescript – 6 years, Senior Proven experience with Atlassian tools (Jira, Confluence) – Yes Demonstrable knowledge and experience in web development with common frontend technologies and frameworks (JavaScript, HTML, CSS) – 5 years, Senior Demonstrable knowledge and experience with relational databases (Oracle, SQL, etc.) – Yes Demonstrable knowledge and experience with Unit Testing – Yes Demonstrable knowledge and experience of Agile development methodology – Yes Familiarity with process-driven organizations based on ITIL processes, specifically change and release management – Yes Language requirement: Dutch at European CEFR level C2 – Should have