Hire the Best Gatsby Developers
in Argentina

Are you tired of working with developers who don't understand project scope, produce messy code, or consistently miss deadlines? I can help you stay on track and within budget with my clean code, strong communication skills, and commitment to meeting deadlines. As a Full-Stack Developer, I am experienced in both front-end and back-end development. I can manage back-end services and ensure smooth data exchange between the server and users. I can also develop and code all server-side logic and respond to requests from front-end developers. My expertise in object-oriented programming, understanding of MVC design patterns, and familiarity with front-end technologies like HTML5, JavaScript, and CSS3 make me well-equipped to handle your project. Some of my capabilities include: - Analyzing website and application requirements - Writing back-end code and building efficient back-end modules - Developing back-end portals with optimized databases - Troubleshooting code and application issues - Integrating data storage solutions - Finalizing back-end features and testing web applications - Updating and improving application features for better performance I also have a wealth of knowledge and experience, including: - Proficiency with Node web frameworks like Express and Koa - Proficiency with Python web frameworks like Spring - Familiarity with front-end technologies like CSS3, JavaScript, and HTML5 - Understanding of object-oriented programming - Experience creating scalable applications - Proficiency with code versioning tools like Git, Mercurial, CVS, and SVN - Proficiency with code deployment tools like CI/CD and Docker - Experience with SQL/NoSQL databases - Project management skills - Strong problem-solving abilities

Front-end developer and designer, 7+ years. I've built interfaces for Cash App, Changeorg and Elevance Health, and high-end animated sites in React, Next.js, GSAP and Three.js. Design and engineering from one person, Top Rated Plus, 100% Job Success. Most teams hire a designer and a developer, then spend the project translating between them. I do both, so the thing that ships is the thing that was designed, and the code underneath it is maintainable when you come back to it a year later. WHAT I BUILD 🎨 High-end websites & landing pages, distinctive, fast, and built to hold up next to any studio's work ⚡ Motion & interactive experiences, GSAP, Three.js, WebGL, scroll-driven storytelling ⚛️ React, Next.js & TypeScript, production front ends, not prototypes 🖌️ Design → code, from UX decisions and Figma through pixel-accurate build 🛠️ Redesigns, better visuals, better UX, better performance, less to maintain 🚀 MVPs and web apps, when you need the whole thing, not just the front end HOW I WORK I'll tell you early if something is going to be expensive, slow, or a bad idea. I'd rather push back in week one than build something you'll want to rebuild in month six. Clear updates, no silent stretches, and I stay available after launch. WHAT CLIENTS SAY ⭐ "He focused on building for scale and making sure everything was in a good place." ⭐ "Matias was committed to building a sustainable, beautiful website. His work speaks for itself." 26 contracts, 5.0 across 18 reviews, 100% Job Success, including client relationships that have run 18+ months. Based in Buenos Aires, working US hours, fluent in English and Spanish. If you're building something where the design actually matters, send me a message with what you're making, roughly when you need it, and whether designs exist yet. I'll tell you within 24 hours if I'm the right fit.

I design and build websites in WordPress, Webflow, and Framer, from a Figma file through to a live, responsive site. Top Rated with a 100% Job Success Score. Most clients come to me with one of three things: • A site that looks dated and doesn't convert → custom design in Figma built out in WordPress, Webflow, or Framer • A WordPress build that needs to be done properly → Elementor, WooCommerce, clean responsive layouts, fast load times • A launch that needs a landing page that actually earns its traffic What you can get: custom design work, full builds on the platform that fits your project, e-commerce with WooCommerce or Shopify, and brand assets (logo, palette, visual identity) when a site needs them. I work in English and Spanish, and I'm comfortable with both short projects and ongoing retainers. Tell me what you're building and I'll tell you honestly whether I'm the right fit.

Full-Stack Software Engineer with 6+ years of experience designing, developing, and optimizing scalable web applications and e-commerce ecosystems. Proficient across the entire application stack, from crafting high-performance user interfaces in Angular and React to building robust API capabilities and automation systems using Django, Node.js, and Go. I prefer work in solid team with Agile methodologies.