Senior Front-End Developer (ReactJS)

NOTE! Permanent position and you must be able to work in our ‘s-Hertogenbosch office at least three days a week.

About KEEYNS 

We are a young and fast-growing company from ‘s-Hertogenbosch on a mission to revolutionise tax management. Our platform is helping notable international businesses stay on top of their tax compliance at low costs. We offer an intuitive solution that enables our customers and their external advisors to collaborate on tax filings, securely store documents and reduce repetitive, error-prone manual tasks. This all takes place in our easy-to-use web application, providing maximum control and auditability.  

Senior Front-End Developer (ReactJS) at KEEYNS 

In your role As a Senior .NET Developer, you will be a key player in driving the development of web applications using C#, MVC, and optionally ReactJS. Your extensive experience with the .NET stack and Azure will be instrumental in creating robust and scalable solutions. You will take a role in designing and implementing, ensuring the highest quality standards are met. We are looking for a creative, talented, and seasoned tech-savvy colleague: a person who feels comfortable in an open and inspiring environment within a fast-moving tax technology company and would rather think about tomorrow than about yesterday 

Our culture is one of few rules but ambitious standards. These things matter to us: 

• We are a team of smart and driven people with a passion for technology. 

• We work hard and get shit done, but also play hard and have fun along the way. 

• We ask a lot of questions and are eager to learn. 

• We speak up, show initiative and listen to each other’s ideas. 
• We have a clear vision and can connect each individual’s work to the bigger picture. 
• We are inclusive, and diverse and offer equal opportunities for all. 

What you’ll be doing 

• Develop and maintain web applications using the .NET stack, primarily focusing on C# and MVC, to deliver high-quality software solutions that meet business requirements. 

• Collaborate with cross-functional teams, including product managers, designers, and other developers, to gather and understand project requirements and translate them into technical specifications and design. 

• Take a proactive role in designing and architecting software solutions, ensuring they are scalable, robust, and maintainable while adhering to best coding practices and industry standards. 

• Utilize your expertise in Azure technologies and services to build and deploy applications on the Azure cloud platform, optimizing performance, reliability, and security. 

• Engage in continuous learning and stay up-to-date with the latest trends and advancements in technology, particularly in the .NET ecosystem, to bring innovative ideas and improvements to the development process. 

• Participate in code reviews, providing constructive feedback to peers and fostering a culture of collaboration and knowledge sharing within the development team. 

• Act as a mentor to junior developers, guiding them in their technical growth and assisting them in overcoming challenges, contributing to the overall skill development of the team 

What you bring 

✅ Proven experience with the .NET stack and a passion for building dynamic web applications.
✅ HBO-level education and mindset, with a strong analytical and problem-solving approach.
✅ Hands-on experience with Azure technologies and services, bringing cloud expertise to the team.
✅ Skilled in Visual Studio and Azure DevOps, ensuring seamless development and deployment processes.
✅ 5+ years of experience with React.js—bonus points for Node.js and TypeScript proficiency!
✅ A strong communicator and team player, known for driving collaboration and innovation.
✅ You thrive in a social and engaging work environment, enjoying team activities and bonding moments.
✅ Familiar with Scrum and Agile methodologies, making you an adaptable and efficient contributor.

What we offer 

A competitive package consisting of a salary befitting your experience and good employment conditions. 

Are we a match? Apply now, we’d love to meet you!