Luke – React, Typescript, Node.js

A cryptocurrency brokerage platform specialized in over-the-counter (OTC) trades. It enabled users to execute large transactions efficiently, minimizing price impact and ensuring seamless trading experiences. The platform was designed for those seeking secure and reliable cryptocurrency trading solutions.

Luke's main responsibilities included:

• developed and maintained frontend interfaces for the trading platform using React.js and TypeScript, focusing on customer signup, onboarding, and verification workflows. Also built admin panel interfaces for managing customers, orders, and real-time pricing data;
• integrated various third-party SDKs and APIs, including those for compliance, banking, and market data, to incorporate essential external functionalities into the platform;
• designed and implemented real-time WebSocket integrations for responsive UI updates and enhanced interactivity;
• wrote custom scripts to generate detailed reports and analytics, perform data analysis, and correct inconsistencies in datasets, improving overall system reliability;
• created internal compliance tools that streamlined workflows and improved regulatory adherence, earning recognition from the board for their significant impact;
• established end-to-end testing workflows with Selenium, Mocha, and Chai, integrating them into the CI/CD pipeline to ensure reliability and reduce deployment issues;
• developed command-line scraping tools and bots for automated data collection and processing.

A web application delivering real-time cryptocurrency pricing and market data for enthusiasts and investors. It offers tools to track market trends, analyze price charts, and stay updated with the latest news. The platform is designed to empower users with actionable insights for informed decision-making.

Among Luke's accomplishments, there were:

• built the frontend for a cryptocurrency data aggregator using React.js and Next.js, featuring server-side rendering to improve performance and SEO;
• implemented Redis for caching API responses, reducing third-party API calls and ensuring fast, real-time access to cryptocurrency market data;
• designed an intuitive and interactive UI with charts, tables, and indicators to help users visualize market trends and price changes effectively;
• integrated SanityCMS for managing news updates and market information, providing an efficient and flexible content management solution.

A platform designed to streamline student accommodation bookings for students and administrators alike. It facilitated housing searches, reservation management, and payment processing, offering a seamless experience for all users. The solution simplified the complexities of student housing administration.

Luke's contributions included the following:

• developed a time-limited room reservation system with real-time updates, creating a dynamic and user-friendly booking experience;
• designed and integrated installment payment options and PDF invoice generation, streamlining payment workflows for users;
• built automated email notifications for bookings, invoices, and payment reminders using messaging queues, ensuring consistency and efficiency;
• hosted the platform on AWS, leveraging a scalable and reliable infrastructure to handle high traffic and ensure performance;
• built a REST API with Node.js and Express to manage reservations, payments, and user authentication using JWT, including endpoints to support an admin panel for managing room bookings and system configurations;
• used PostgreSQL to manage data for room availability, user details, and payment records, ensuring efficient and reliable storage.

An online platform for Tefal customers to register their products for warranty and support services. It simplified the process by securely storing product details and providing easy access to after-sales assistance. The tool enhanced customer experience through efficient service management.

Luke contributed greatly to the project. To mention a few of them:

• led the development team as the Lead Developer, overseeing the design and implementation of both frontend and backend systems;
• designed and developed a scalable API using Node.js and Express.js, optimized to handle hundreds of thousands of product registrations efficiently;
• built the frontend using React, creating a modular and composable architecture that allowed the system to be adapted for deployment across multiple brands, each with customizable branding and interfaces;
• designed the UI/UX in the absence of dedicated design resources, ensuring a user-friendly, responsive, and accessible interface that aligned with the client’s branding;
• acted as the primary point of contact with the client, gathering requirements, managing expectations, and ensuring timely delivery of the project.

Medical Decisions is a comprehensive tool designed to assist healthcare professionals in obtaining informed consent from patients. The platform streamlines the consent process by providing digital forms, educational videos, and electronic signature capabilities, ensuring patients have a clear understanding of their treatment options.

• Developed the frontend for a bespoke medical application using React.js and Next.js, with a strong focus on providing accessible and easy-to-use interfaces for older and disabled users. Designed a responsive, WCAG-compliant layout for seamless use across desktop, tablet, and mobile devices, and conducted usability testing to refine the overall experience.
• Built a digital consent system featuring customisable forms, video integration, and e-signatures, ensuring secure data handling and compliance with healthcare regulations.
• Collaborated with healthcare professionals to understand their needs and translate them into effective, user-focused features and streamlined workflows.
• Mentored junior developers through code reviews and best practice guidance, improving code quality and maintainability.