Senior Frontend Engineer

**📺 Senior Frontend Engineer – React / Smart TV Applications** 📍 **Location:** Remote in Brazil 💼 **Experience:** 3\+ years 🛠️ **Tech Stack:** React, TypeScript, JavaScript, Svelte, Astro, AWS **About the Role** We are seeking an experienced **Frontend Engineer** to build and enhance high\-quality user interfaces for **Smart TV and embedded device applications** . This role focuses on developing performant, user\-centric applications using **React** , with exposure to **Svelte and Astro** , while working in non\-browser environments such as Smart TVs and other connected devices. You will collaborate closely with product, QA, and engineering teams to translate business requirements into scalable, high\-quality frontend solutions. **Key Responsibilities** * Design, develop, and maintain **frontend applications** using **React** , with exposure to **Svelte and Astro** . * Build applications for **Smart TVs and embedded / non\-browser environments** . * Translate business objectives into **technical and functional requirements** . * Integrate frontend applications with **REST APIs** and third\-party SDKs. * Ensure **high\-quality user experience** , performance, and visual consistency. * Participate in **Agile ceremonies** , working across multiple Scrum teams. * Write and maintain **unit tests** , support **TDD** , and contribute to CI/CD pipelines. * Collaborate with QA teams and support **automation testing** using Selenium or similar tools. * Follow and promote **software design patterns and best engineering practices** . * Act as an advocate for **code quality, UX excellence, and maintainability** . **Required Skills \& Qualifications** * **3\+ years** of experience in **HTML, CSS, and JavaScript** development. * **3\+ years** of frontend development experience using modern frameworks such as **React** , **Svelte** , or **Astro** . * Strong experience with **TypeScript and JavaScript** . * Experience developing applications in **non\-browser environments** (Smart TVs, embedded devices). * Strong **debugging and troubleshooting** skills. * Experience integrating and consuming **REST APIs** . * Hands\-on experience with **AWS** environments. * Familiarity with **unit testing, CI/CD, branching strategies** , and Agile development practices. * Experience with **Selenium or QA automation tools** . * Ability to work effectively in a **fast\-paced Agile environment** . **Nice to Have** * Experience with **Smart TV platforms** (e.g., WebOS, Tizen, Roku, Fire TV, Android TV). * Exposure to **media or streaming applications** . * Experience with **design systems** and component libraries. **Soft Skills** * Strong interpersonal and communication skills. * Ability to collaborate with business partners during **requirements and functional design sessions** . * Consumer\-focused mindset with a strong **eye for detail and user experience** . * Proactive, adaptable, and quality\-driven approach to development.