Job Description, Responsibilities & Requirements
About the Position
Join Smile Group in Brussels as a .NET Developer to design and develop high-performance web applications using C# and .NET Core/.NET 8. Passionate about tech, digital, and innovation? Join the 1,800 employees at Smile, the European leader in open-source integration, spread across 20 agencies in 9 countries. Collaborative spirit and knowledge sharing are at the heart of our DNA. Our experts push the boundaries of open source every day to build a smarter, more efficient, and more responsible digital world. Here, we don't just follow trends, we create them! 🌟 Join Smile in Brussels and take part in projects that truly matter! 🏆
Responsibilities
- Design and develop complex, high-performance web applications using C# and .NET Core /.NET 8 framework.
- Build and integrate secure, robust RESTful APIs and microservices.
- Collaborate closely with front-end developers, product owners, and architects to ensure seamless integration and an optimal user experience.
- Ensure code quality by writing unit and integration tests, and actively participating in code reviews to maintain high standards.
- Optimize application performance, manage databases (SQL), and troubleshoot technical issues in diverse environments.
- Participate in Agile ceremonies (Scrum) and contribute to the continuous improvement of our development and deployment practices (CI/CD).
Requirements
- Holding a degree in IT, computer science, or engineering.
- At least 3 years of hands-on experience as a .NET Developer, ideally within an Agile environment.
- Strong mastery of C#, ASP.NET Core, and related ecosystem tools (Entity Framework, LINQ).
- Comfortable with relational databases (SQL Server, PostgreSQL) and a good understanding of cloud environments (Azure is a strong plus).
- Familiar with modern development practices and passionate about clean code, applying SOLID principles, and design patterns rigorously.
- Interest in or basic knowledge of modern front-end JavaScript frameworks (Angular, React, or Vue.js).
- Team spirit, curiosity, and fluency in English (French or Dutch is a great asset in Brussels).
We Offer
- Proximity management by peers fosters dialogue and the implementation of a tailored career path.
- Comprehensive training offer: access to an e-learning platform, financing of certifications, knowledge-sharing tools...
- Year animated by group and agency events: annual convention, participation in trade fairs, summer party, formal & informal afterworks.
About the Company
Smile Group is committed to making you an expert in your field. Our collaborative and innovative environment ensures that your ideas will make a real impact. Join us in Brussels and be part of a team that is shaping the future of digital integration.
Next Steps
- First contact: A phone call to discuss your aspirations and what we can offer you.
- Meeting: An opportunity to get to know each other and explore your professional background.
- Business interview: A discussion with one of our experts to assess your skills and define your goals.
Welcome to the team! And if it's a match between us, we will be delighted to welcome you for an exciting adventure. So, ready to join the team? 😉
Location: Woluwe-Saint-Pierre, Belgium
Employment Type: FULL_TIME
Contract Type: Freelance
Contact: Sofia DANHIEZ, Talent Acquisition Specialist – Smile