Valentino Copperi

✨ Available for work

FULL STACK
DEVELOPER

Creating powerful web applications with modern technologies. Specialized in systems engineering and developing professional websites with a focus on performance and user experience.

React
React
Next.js
Next.js
TypeScript
TypeScript
Spring Boot
Spring Boot
MySQL
SQL
Amazon Web Services
AWS
Node.js
Node.js

About me

I am a passionate Software Developer with knowledge in both backend and frontend development, as well as experience with AWS. I have developed software as a freelancer and I am currently studying to become a Systems Engineer. Always eager to learn and grow.

Projects

Car Market Argentina

Full-stack web application for a top Buenos Aires car dealership, focused on efficient operations and excellent customer experience.

9 images

This full-stack platform, built for a prominent car dealership in Buenos Aires, empowers sellers to publish and manage inventory effortlessly. Buyers ...

Experience

Professional Experience

June 2025 - Present

Software Engineer (TypeScript)

Quantia

Madrid, Spain

Development of full stack applications focused on user experience, scalability, and maintainability.

Key Achievements:

  • Frontend built using React, TailwindCSS, and advanced animations to enhance UX
  • Backend implemented with NestJS using Prisma and TypeORM for efficient management of relational databases
  • Database modeling and management with PostgreSQL and MongoDB according to system requirements
  • Azure DevOps for CI/CD pipelines
  • Implemented scalable architectures with modern testing and integration practices
June 2024 - Present

Freelance Full Stack Developer

Self-employed

Remote

Design and development of complete web applications, prioritizing performance, security, and usability.

Key Achievements:

  • Developed RESTful APIs using Java and Spring Boot with secure authentication via JWT and OAuth2
  • Designed and implemented relational and non-relational databases (PostgreSQL and MongoDB), optimizing integrity and scalability
  • Built modern interfaces with React and Next.js, focusing on accessibility and user experience
  • Implemented key features such as: subscription system with MercadoPago, real-time chat, image uploading to S3, and custom analytics dashboards
  • Applied Docker in local and production environments to streamline deployment and testing

Achievements

Throughout my journey as a developer, Ive had the opportunity to complete numerous projects, acquire valuable skills, and contribute to innovative solutions. Here are some key highlights of my career:

✔ Education
ℹ University Technical Degree in Application Development
ℹ Currently pursuing Systems Engineering
✔ Technical Skills
ℹ Completed courses:- Next.js- Spring Boot - Java- TypeScript
✔ Language Proficiency
ℹ First Certificate in English (FCE)

My Skills

A comprehensive full-stack development ecosystem where frontend, backend, and database technologies converge to create powerful digital solutions.

Frontend Development

Expertise in building modern, responsive UIs using React,Next.js, Tailwind CSS, and ShadCN.

Backend & API Development

Experience developing secure and scalable APIs with Nodejs & Nestjs and Java & Spring Boot.

Valentino
Full Stack

Database & State Management

Experience handling databases like SQL, PostgreSQL, MongoDB

Contact me

If you are interested in collaborating on a project, need help with a technical challenge, or just want to discuss programming, feel free to get in touch. Im always excited to connect with like-minded professionals and explore new opportunities.

Reach out today—lets build something great together!

Lets Work Together

Im currently available for freelance work and full-time positions.

VC