About Me
Full Stack Developer passionate about technology and creating innovative solutions. Experienced in backend and frontend development, as well as database management and application deployment.
I'm Kevin Alvarado - Full Stack Developer specialized in creating efficient technological solutions
Experienced in developing modern web applications using technologies like Node.js, React, Python, and SQL/NoSQL databases. I am passionate about learning new technologies and tackling complex technical challenges.
My focus is on writing clean, maintainable, and scalable code. I have experience in both backend and frontend development, and I specialize in system integration and database optimization.
Node.js
Backend development with Express and REST APIs.
React
Modern interfaces and reusable components.
Databases
MySQL, PostgreSQL, MongoDB, and Cassandra.
Python
Backend development and scripting.
"I build software that solves real problems — from NGO management systems to AI-powered backends — and I document every step of the way."
Technical Skills
Proficient in modern technologies for developing scalable and efficient web applications, with experience in frontend, backend, and database management.
Main Languages
Java
Object-oriented programming and desktop applications.
JavaScript
Full stack development, scripting, and DOM manipulation.
TypeScript
Typed JavaScript for scalable and maintainable codebases.
Python
Backend, scripting, automation, and data analysis.
PHP
Server-side web development with Laravel.
C#
Application development with the .NET ecosystem.
SQL / PL/SQL
Relational database querying and management.
HTML5 / CSS3
Semantic markup and responsive styling.
Dart
Mobile app development with Flutter.
Backend Frameworks & Technologies
Node.js
Backend development with Express.js and REST APIs.
Laravel
PHP framework for elegant and structured web apps.
Django
Python framework for rapid and secure backend development.
Prisma ORM
Type-safe database access and schema management.
JWT
Token-based authentication and authorization.
RESTful APIs
Design and consumption of REST web services.
Nodemailer
Email sending integration in Node.js applications.
Frontend Frameworks & Libraries
React
Dynamic interfaces and modern state management.
Tailwind CSS
Utility-first CSS framework for rapid UI development.
Vite
Fast build tool and development server for modern projects.
Bootstrap
Responsive UI components and grid layout system.
jQuery
DOM manipulation and event handling simplification.
Chart.js
Interactive data visualizations and charts.
xlsx-js-style
Excel file generation with custom styles from the browser.
Databases
MySQL / PostgreSQL
Relational database design, querying, and optimization.
Oracle DB / SQL Server
Enterprise relational database systems.
MongoDB / Cassandra
NoSQL document and wide-column store databases.
Tools & Platforms
Git / GitHub
Version control and collaborative development.
Docker
Containerization and deployment of applications.
Postman
API testing and documentation.
Linux / Bash
Server administration and shell scripting.
Jenkins
CI/CD pipeline automation and build management.
Vercel / Hostinger
Cloud deployment and web hosting.
PythonAnywhere
Cloud hosting and deployment for Python applications.
Jira / Trello / Slack
Project management and team collaboration tools.
VS Code
Primary code editor with extensions and debugging tools.
Mobile Development
Flutter
Cross-platform mobile app development with Dart.
Kotlin
Native Android development with type safety.
Android Studio
Official IDE for Android development and device testing.
QA & Testing
Cypress
End-to-end testing for modern web applications.
Appium
Mobile automation framework for Android and iOS testing.
Selenium
Browser automation and web application testing.
Postman
API testing, documentation, and automated test collections.
+
Approved credits in the degree
Certifications
+
Real-world projects delivered
Testimonials
What organizations I've worked with say
Kevin demonstrated great commitment and technical skills during his collaboration with our organization. His ability to develop efficient technological solutions and his willingness to learn were fundamental to the success of our projects. He is a responsible professional with great potential in the software development field.
FUNCAVIDA
NGO
During the internship, Kevin showed great dedication and a strong ability to adapt to new technologies. His contributions were valuable to our team and the projects we worked on together. He demonstrated a proactive approach to problem-solving and a strong work ethic. His skills and knowledge have been instrumental in the success of our AI tools.
Intelliverse
IA company
All along the project, Kevin showed exceptional skills and a great attitude. he was very helpful and collaborative in all stages of the project. In our case we weren't tecnology experts so he and his team were very supportive to contribute to the final result.
Delicias Fortuneñas
Bakery
At the start we didn't have any idea about what we wanted to achieve, but the team helped us navigate through the process and provided valuable insights. The result was beyond our expectations and we were very satisfied with the outcome.
Gemelas Villalobos
Sewing company
I have had the privilege of collaborating with Kevin and I can affirm that he possesses excellent technical mastery, accompanied by great analytical ability and outstanding skill in solving complex problems efficiently.
Prof. Mario Jiménez
Professor at Universidad de Costa Rica
