My name is Sebastián Cerutti and I'm a Mid-Level Full-Stack Software Engineer based in Argentina 🇦🇷
Currently working as a Software Engineer at ITsynch, developing and maintaining production web applications focused on stability, performance, and clean UX.
Previously, I worked as a Full-Stack Developer at Proguide Global Services, contributing to scalable platforms and AI-driven web solutions.
My main focus is building reliable applications using:
React, Next.js, TypeScript, Node.js, NestJS, and databases such as MongoDB and PostgreSQL.
I’m especially strong at:
✔ Bug fixing & debugging complex flows
✔ Writing clean, maintainable modular code
✔ Automated testing with Jest and React Testing Library
✔ Improving legacy systems and reducing technical debt
📌 Open to freelance opportunities: React bug fixing • Landing pages • MVP development • Full-Stack features
💡 Always learning, improving, and open to exciting projects. Let’s connect! 😊
📦 Basic Functions — npm library with TypeScript utilities
🔐 Auth Login — robust authentication system
📝 Task-List App — task organizer built with Redux + TypeScript
A mix of modern Full-Stack development and enterprise systems experience:
✔ NHibernate • SQL Server • Oracle • AngularJS modernization
Comfortable working with large-scale legacy systems while maintaining clean code practices.