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.NET Developer

  • Amsterdam, Noord-Holland, Netherlands

Job description

Are you passionate about technology, innovation, and football? Do you thrive in a dynamic and fast-paced environment? If so, we've got the perfect opportunity for you to make a significant impact in the world of football and beyond. At 433, we're not just another sports company; we're a tech-driven powerhouse redefining the game.

At 433, we eat, sleep, and breathe football. Our mission is to bring the world closer to the beautiful game through cutting-edge technology and captivating content. We're proud to be at the forefront of digital transformation in the sports industry, and we're looking for a talented Fullstack Developer to join our team.


As a Fullstack Developer at 433, you'll be at the heart of our digital journey, responsible for transforming ideas into extraordinary digital experiences. You'll work with a diverse and passionate team to create web-based applications that connect football fans worldwide.

  • Implement screen structures with precision, ensuring seamless user experiences using HTML.
  • Bring our creative visions to life by translating designs into functional, user-friendly interfaces, using CSS.
  • Contribute to displaying our web-based application using the .NET MAUI Blazor Framework.
  • Seamlessly integrate APIs to enhance the functionality and performance of our applications.
  • Conduct unit testing and load testing to ensure the reliability and scalability of our applications.
  • Be part of our journey as we transition to Huawei Cloud, a journey comparable to the best in the industry.


.NET 8 - ASP.NET Core API - PostgreSQL Database - EF Core - Blazor WASM - .NET MAUI

Job requirements


  • Strong experience as a Fullstack Developer, turning concepts into code;
  • Proficiency in .NET MAUI Blazor, HTML, CSS;
  • Familiarity with API Integration and testing;
  • Knowledge of Docker and Kubernetes for efficient application deployment and scalability (a plus);
  • Familiarity with a public cloud platform such as AWS or Azure to optimize application performance and infrastructure (a plus);
  • Experience in React.js and React Native is a plus;
  • Passion for football is a huge bonus.


  • Secondary benefits, such as a pension contribution and unlimited holidays;
  • Join a team that thrives on pushing boundaries and reimagining the future of football and technology;
  • Be part of a global community of football enthusiasts and help us connect 100M+ fans worldwide;
  • We nurture talent and provide opportunities for growth within our dynamic organization;
  • Daily catered lunch;
  • A gameroom to challenge your colleagues with the newest EA FC, pingpong or foosball.