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

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.

👋 Hi, I'm Alejandro Velazco Rodriguez—a Systems Engineer and Fullstack Developer with a focus on Web and Mobile technologies. 🔭 Currently, I'm pursuing a Master's in Python & Data Science at EIP International Business School, where I'm exploring machine learning, big data, and ethical hacking. 💪 Key Skills: Web & Mobile: Angular, React, Vue, Node.js, Python, Go , Rust, Next.js, Nuxt.js, Gatsby, Nest.js, Rocket, C#, echo. Blockchain: Ethers.js, Web3, Ethereum, Solana, Algorand. DevOps: Docker, Kubernetes, AWS, CI/CD Pipelines Data Science: Machine Learning, Big Data, TensorFlow 🎓 Education: Ongoing Master's in Python & Data Science, EIP International Business School B.Sc. in Systems Engineering, Metropolitan University 🎯 Interests: Blockchain, Data Science and Machine Learning.

I am a proficient senior fullstack developer with over seven years of experience in JavaScript/TypeScript, passionate about engaging in every stage of application development. In frontend development, I have extensive experience with React, including its ecosystem frameworks such as Next.js, Gatsby, and React Native, as well as proficiency in essential React development tools like React Query, React Hook Form, Apollo Client, Redux, Tailwind CSS, Styled Components, and Material-UI. In backend, my expertise lies in Node.js, where I've developed scalable production APIs using multiple protocols like REST, Websockets and GraphQL. I'm proficient working with frameworks such as Express, NestJS, and Koa. In cloud computing, I've a strong background creating and maintaining CI/CD workflows with GitHub Actions, GitLab CI, and Jenkins, and also building scalable infrastructures using AWS services like ECS, Beanstalk, and Kubernetes (EKS).

Hello there! My name is Roman, I'm a software and web developer from Argentina, I'm looking to get new experiences in the Tech world and looking to create amazing web sites and web experiences.

🚀 I help you build digital products that look incredible, generate revenue, and drive real impact. Hi, I’m Matías! I have 10+ years of experience helping people and businesses turn ideas into fast, beautiful, and scalable products. Whether you're building a modern website to showcase your brand, an MVP to validate your vision, a high-converting landing page to attract users, or a full-featured web app to support your growth, I focus on what truly matters: -⚡Performance – lightning-fast load times and smooth interactivity. - Visual Impact – clean, modern interfaces that reflect your brand. - UX that works – intuitive, engaging flows that keep users coming back. - Scalability – solid architecture that grows with your business. - 🎯Goal-oriented – every decision supports your business objectives. I don’t just finish projects. I build digital experiences that feel amazing, perform like beasts, and help your business grow. ✅ Why work with me? - Startup-friendly: I understand the urgency of building fast and iterating smart. - Pixel-perfect: I obsess over details that elevate your product. - Performance-focused: Your users won't wait. I make sure they don't have to. - Proven & trusted: 32+ Upwork projects, Top Rated Plus, 100% Job Success. - 🤝Reliable partner: Clear communication, on-time delivery, and proactive problem-solving. 💬 What clients say: ⭐⭐⭐⭐⭐ “Not only is Matias very knowledgeable and skilled in his field, he is very pleasant to work with. Throughout the project, he communicated clearly, proactively brainstormed, and completed the project timely. I would rehire Matias without hesitation. I am extremely pleased with the final product.” ⭐⭐⭐⭐⭐ "I needed a visually appealing and dynamic landing page on a tight deadline which Matias successfully delivered. He’s creative, highly attentive, and offers great customer service. Highly recommend him!" ⭐⭐⭐⭐⭐ “Matias was committed to building a sustainable, beautiful website. His work speaks for itself — but his dedication impressed us even more.” 👉 Got a bold idea? Let’s build something people remember. Fast. Stunning. Scalable. Let’s schedule a free 15-min consultation to discuss your project! TAGS: Frontend Development | Web Development | UI/UX Design | Web Design | JavaScript | TypeScript | React.js | Next.js | GSAP Animations | three.js | Responsive Design | High-Performance Websites | Pixel-Perfect Design | Interactive Web Design | Performance Optimization | WordPress