Frontend Developer

About Us Rezzil is a pioneering company dedicated to creating innovative performance products for the sports industry across multiple platforms including virtual reality, mobile, console, and gaming. Our offerings serve a diverse range of markets, including B2B, B2C, and elite athlete performance sectors. We develop cutting-edge tools that facilitate training, data analysis, fan engagement, and immersive sports experiences, revolutionizing how sports are played, watched, and analyzed. Our platform, Exar.live, is a state-of-the-art live game data ingest and transport system that enables real-time analysis for VR, broadcast, and performance environments. As we continue to expand our technological capabilities, we are venturing into new domains such as computer vision and AI-driven solutions. Headquartered in Manchester with an office in London, Rezzil is actively expanding into the US market with plans to establish additional offices later this year, reinforcing our commitment to global growth in the sports technology landscape. About The Role We are seeking a talented Front-End Developer to join our innovative team, focusing on building next-generation real-time sports visualization and interactive rendering systems. This role involves developing modern web-based front-end solutions capable of rendering live sports data in real time, supporting a wide array of applications including broadcast graphics, analytical tools, and immersive fan and athlete experiences. The successful candidate will play a crucial role in designing, developing, and maintaining a shared rendering platform that integrates seamlessly across Rezzil’s product ecosystem. Additionally, they will contribute to the development of our web applications, internal tools, and user interfaces, ensuring high performance, responsiveness, and visual excellence. The role offers an exciting opportunity to solve complex visualization challenges, work with advanced web graphics technologies, and shape the future of sports data visualization. Qualifications Proven professional experience with React.js in building complex, scalable front-end applications.Strong familiarity with 3D graphics and real-time rendering technologies such as Three.js and WebGL.Solid understanding of real-time data handling, including WebSockets, APIs, and event-driven architectures.Experience with responsive UI/UX design principles, CSS, and modern front-end workflows.Knowledge of integrating front-end applications with back-end systems built on Laravel, PHP, or Node.js is advantageous.Excellent collaboration skills, with the ability to work effectively across multidisciplinary teams including design, engineering, and sports performance.Strong problem-solving skills with an emphasis on performance optimization and user experience.Familiarity with version control systems like Git and modern development tools. Responsibilities Design and develop real-time web-based rendering systems for sports data visualization, ensuring high performance and visual fidelity.Create interactive graphics and immersive visual experiences leveraging Three.js, WebGL, and related technologies.Integrate live sports data feeds into responsive rendering pipelines, ensuring seamless real-time updates.Collaborate closely with back-end developers to ensure smooth data flow and system integration.Contribute to the development of reusable component libraries, UI standards, and front-end architecture across products.Optimize rendering performance for live data environments, minimizing latency and resource usage.Work with product managers, designers, and broadcast teams to develop new features and enhance existing functionalities.Support the development and maintenance of internal tools, web applications, and user interfaces.Help define and influence the technical direction of Rezzil’s front-end and visualization platforms. Benefits Rezzil offers a competitive salary package, pension contributions, and 25 days of holiday annually, with additional time off during Christmas. Employees enjoy flexible working hours, including options for remote work, along with an early finish on Fridays. We foster a dynamic, innovative work environment where ideas are valued, and performance is recognized and rewarded. Joining our team provides an excellent opportunity to work on cutting-edge sports technology projects and collaborate with passionate professionals dedicated to transforming the sports industry. Equal Opportunity Rezzil is an equal opportunity employer committed to creating an inclusive environment for all employees. We value diversity and are dedicated to providing equal employment opportunities regardless of race, gender, age, religion, sexual orientation, disability, or any other characteristic protected by law. We believe that a diverse team fosters innovation, creativity, and a richer work environment, and we are committed to ensuring all team members feel valued and supported.