Enda Frawler

Developed a responsive and interactive customer-facing healthcare application using React, Tailwind CSS, TypeScript, and Node.js. Implemented Server-Side Rendering (SSR) with Next.js to improve SEO and user experience. Collaborated with design teams to achieve pixel-perfect UI implementations and built a reusable UI component system for frontend consistency. Created an interactive admin dashboard with rich data visualizations using D3.js and Chart.js. Established frontend testing strategy achieving 90%+ coverage with Jest, React Testing Library, and Cypress. Improved CI/CD pipelines with GitHub Actions and Jenkins for faster automated delivery.

Built and maintained scalable features for the browser extension and mobile multi-chain wallet app using React and React Native. Developed responsive UI components integrating Figma designs with Tailwind CSS within a modular design system. Built backend services using Node.js and Express integrating blockchain SDKs (Web3.js, Ethers.js, BitcoinJS). Developed RESTful and GraphQL APIs facilitating real-time blockchain communication, improving wallet responsiveness. Established end-to-end CI/CD pipelines using Fastlane, GitHub Actions, and Bitrise for mobile deployments. Mentored junior developers and participated actively in code reviews in Agile environments. Applied blockchain fundamentals to enhance features and wallet security.

Created responsive, high-performance trading and account interfaces with React, Next.js, and TypeScript focusing on security and scalability. Contributed to the React Native mobile app for trading and wallet management with native-like experience. Integrated real-time data feeds using WebSockets and implemented secure authentication including 2FA and biometric login. Used Web3 libraries to enable on-chain interaction and decentralized transaction signing within the UI. Designed components supporting blockchain features such as cross-chain swaps and DeFi integrations. Developed real-time data visualizations for order books and trade execution enhancing user experience and reliability.