About this role
About the Opportunity We are looking for an experienced Senior React Developer to join an established development team working on a large-scale enterprise application. This is a long-term freelance opportunity for professionals who enjoy building robust frontend solutions while collaborating closely with backend engineers in a mature, monolithic technology environment. What You'll Do Develop and maintain complex React-based frontend applications. Work closely with Java backend developers to design and implement new features. Contribute to technical discussions and solution design. Deliver high-quality, maintainable, and scalable code. Participate in code reviews and promote engineering best practices. If you are a senior React developer who thrives in enterprise environments, enjoys close collaboration with backend teams, and is looking for a long-term freelance opportunity in Brussels, we'd love to hear from you. Your Profile We are looking for someone who: Has at least 5 years of professional experience in frontend development . Has strong, hands-on experience with React and modern JavaScript/TypeScript. Has experience working within monolithic application architectures and understands the challenges and advantages of enterprise environments. Enjoys collaborating closely with Java backend developers to deliver high-quality end-to-end solutions. Is capable of working independently , taking ownership of tasks from analysis through delivery. Communicates fluently in English (written and spoken). English is the only working language for this role.