Senior React Developer – Contract

Description

• Take charge of the end-to-end development lifecycle for our React-based player, from technical design and requirement clarification to implementation, testing, and deployment. • Lead the development and maintenance of our React-based WebView player, ensuring high performance and reliability on mobile devices. • Build and deploy responsive, mobile-first UIs using React and TypeScript, with a deep understanding of the constraints and capabilities of a mobile WebView environment. • Collaborate with Product Managers to flesh out features and translate product vision into robust technical solutions. • Work closely with our iOS (Swift) and Android (Kotlin) SDK developers to design, implement, and debug the JavaScript bridge for seamless communication between the WebView and native mobile code. • Write comprehensive unit and integration tests to ensure code quality and application stability. • Actively participate in code reviews, providing and incorporating constructive feedback to maintain high code standards.

Requirements

• 5+ years of professional software development experience, with a significant focus on React. • Expertise in TypeScript and modern JavaScript (ES6+), HTML5, and CSS3. • Demonstrable experience building complex, responsive UIs with React, specifically for mobile web browsers and WebViews. • Strong understanding of the nuances of running a web application inside a mobile WebView versus a standard browser (e.g., performance considerations, lifecycle events, security, local storage limitations). • Proficiency with state management libraries (e.g., Redux, Zustand, or Context API). • Solid understanding of Git and GitHub for version control. • Experience writing and executing unit and integration tests (e.g., Jest, React Testing Library).

Benefits

• Flexible work arrangements

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