Oscar Gallego

• Designed and optimized applications in Next.js and Astro, improving load speed and user experience for structured data visualization. • Implemented modular UI architectures, reducing code duplication and accelerating feature development. • Enhanced state management with Zustand, optimizing performance and efficiency in real-time data handling. • Secured fast and seamless authentication flows with Clerk, improving user sign-in and registration experiences.

• Developed a hybrid application using Expo (React and React Native), ensuring a smooth and responsive UI for desktop and mobile users • Built a payment platform in Next.js (TypeScript) with Stripe integration, automating subscription and payment workflows • Developed a NestJS (Fastify) API to communicate with ISTAT (Italy), enabling secure automated transmission of tourism data in JSON format • Improved data synchronization in frontend with Redux and React Query, reducing load times and enhancing stability

• Automated API integration and data transformation processes in Flowize (Low-Code), optimizing business workflow efficiency. • Designed custom workflows for international clients, reducing data processing time and improving user segmentation. • Optimized structured data management and API communication using Webhooks, enhancing system interoperability. • Provided technical support and issue resolution, ensuring platform stability and performance.

HTML, CSS, Javascript