Matthew Guillén
Frontend Engineer & Product Developer
Software engineer specialized in front-end development with almost 4 years of experience in web applications. Passionate about intuitive interfaces and robust security practices. Before programming, I used to design a lot in Figma, so I have the perfect pixel eye for interfaces. Let's chat.
Designer & Product Developer at Holdex
Designed, developed, and reviewed code as part of a high-performance team for Clearpool Protocol and Ozean Protocol development.
Designer & Frontend Mobile Engineer at Gesmia
Led the UI design using Atomic Design and developed an iOS/Android app with React Native, Zustand, and Storybook, integrating an API built in C# - .NET provided by the Backend team.
Frontend Developer & Designer at Golabs Tech
Optimized a legacy e-commerce with React/Redux, cutting load times by 20%, built a web app for influencers used by L'Oréal Paris, developed a .NET API for electric chargers, enhanced security in Angular/.NET sites, and led coin exchange features for mobile and web apps.
Figma Design Community Contributor
Achieved +27,000 Figma Interfaces Downloads Milestone through open-source contributions.
Front-End Engineer Web3 & Co-Founder at Hoosling
Developed a crowdfunding platform with React and PHP, achieving $4K MRR, handling UI/UX, frontend development, and usability testing with Hotjar and Figma.
Web3 Costa Rica Contributor
Designed and developed the community website for Web3 Costa Rica at my 17 years old.
Designer & Developer (Freelancer)
Redesigned the Cavernas Expedition site in Figma and built it on WordPress, boosting bookings by 40%. Led UI/UX updates for Bungalows Las Iguanas and Cabañas del Norte on web and mobile. Developed the Mall World Plaza redesign in WordPress.
Landing Page & MVP
From launching landing pages to creating fast MVPs
Pixel Perfect Eye
Over 27k open source downloads speak for me on Figma
Accessibility - UX First
Always keeping in mind the creation of products for the entire market