Title:Senior Frontend Engineer (React/Next.js & .NET) Type:ASAP start - until end of June - extension possible Location:Remote (EU Based)About Ovyo: Ovyo is a B2B services company providing flexible engineering teams and talent solutions to the streaming, media, satellite, and communications industries. With a global footprint across the UK, India, Portugal, South Africa, Brazil, the US, and Eastern Europe, we work on a mix of long-term client engagements and fast-paced consulting projects. Our engineers build the platforms that shape how the world consumes video and connects — while accelerating their own careers along the way.The Role: We are looking for a Senior Frontend Engineer to join ongoing digital platform projects in the sports and media domain. This role is unique in its breath; you will be working on modern frontend architectures using React and Next.js, while also providing hands-on expertise to maintain and bridge a legacy stack based on Razor Views and .NET Core. You will be a key player in ensuring the performance and scalability of high-traffic sports platforms, balancing the delivery of new features with the stability of established systems.Responsibilities: Develop and maintain high-performance frontend applications using React and Next.js. Build and refine responsive, accessible UI components using Tailwind CSS. Maintain and support legacy frontend components built with Razor Views and .NET Core. Integrate complex frontends with backend APIs and services seamlessly. Collaborate on hybrid architectures, ensuring a smooth transition between modern frameworks and legacy stacks. Ensure code quality, scalability, and optimal performance across all platforms. Contribute to technical design discussions and uphold modern engineering standards.Requirements: Strong experience with ReactJS and Next.js in a professional production environment. Expertise in Tailwind CSS for building modern, responsive layouts. Deep fundamentals in HTML5, CSS3, and modern JavaScript (ES6+). Solid understanding of SSR (Server-Side Rendering) software architectures. Experience integrating with REST APIs and handling complex data flows. Hybrid Mindset: A proven ability to work across both cutting-edge frameworks and legacy environments. Strong communication skills for working within multidisciplinary, agile teams.Nice to have: Hands-on experience with Razor Views and ASP.NET Core. Knowledge of .NET Core frontend component structures. Background in sports media, broadcast, or streaming technology. Experience with performance optimization for high-traffic web applications.