
Hi, I'm Juan Yanza
I'm a full-stack developer with a passion for creating innovative and user-friendly web applications. I have a strong background in JavaScript, React, and Next.js, and I am proficient in various technologies and frameworks. I am also experienced in building responsive and accessible web applications, ensuring a seamless user experience. My expertise in web development allows me to create high-quality, visually appealing projects that meet the needs of my clients. Whether you need a website, mobile app, or web application, I am here to help you achieve your goals.
Experience
Experience in software development, specializing in frontend technologies. Proficient in creating responsive and user-friendly web applications using React, Next.js, and Tailwind CSS. Strong background in CI/CD practices and agile methodologies.
Software Engineer
Key Achievements
- Full development of an advanced system for ATMs, enabling cash collection, payment processing, and pending balance inquiries.
- Design and implementation of interactive business dashboards, enhancing data visualization and strategic decision-making.
- Continuous deployment of improvements and updates through Fullstack CI/CD practices, ensuring application stability, scalability, and performance.
Technologies
Frontend Developer
Key Achievements
- Development of high-quality web applications for organizational management and administration in leading companies.
- Creation of client/server components using React and Next.js, ensuring performance and scalability.
- Design and implementation of modern, responsive user interfaces with Tailwind CSS.
Technologies
Technical Developer
Key Achievements
- Developed an innovative web application, integrating a Large Language Model (LLM) to deliver accurate and contextual answers within a specialized domain.
- Led the integration of a comprehensive data corpus, retrieving information from trusted sources such as DBPEDIA, Wikipedia, and other key databases.
- Implemented a dynamic data mapping and updating system, ensuring real-time accuracy, relevance, and consistency of information.
Technologies
ERP Developer
Key Achievements
- Developed advanced modules for inventory and sales management using Odoo v14, enhancing operational efficiency.
- Created and optimized detailed accounting reports to support data-driven decision-making across the organization.
- Integrated multiple information systems, ensuring seamless and reliable communication between platforms.
Technologies
Projects




Dashboard - Velocity
Interactive and modern dashboard developed for Grupo Velocity, designed to visualize key business metrics in real time. Features dynamic charts, data analysis, and management tools that allow users to make informed decisions based on up-to-date information.




Screw Fast
Professional landing page for industrial tools based on a customized Astro template. Features complete sections for products, services, blog, and contact, specifically designed for promoting industrial toolboxes and specialized sector equipment.




Landing Page - Velocity
Complete corporate website for Grupo Velocity, a leading technology and internet company. Features services, products, team, and contact form. SEO optimized, with responsive design, smooth animations, and excellent performance on all devices.

Spotify Clone
Functional Spotify replica that allows searching for artists, albums, and songs using the official Spotify API. Includes music player, playlist creation, favorites system, and fluid navigation with a modern interface that emulates the original platform experience.




ATM - Collection System
Complete ATM-type system developed in C# WinForms for financial transaction management. Enables balance inquiries, payment processing, cash collection, and report generation. Includes advanced security measures and real-time database connection.

Wheel Whiz Demo
Complete demo of a vehicle rental platform that allows users to search, filter, and book cars online. Includes advanced search system, price comparison, image gallery, and simplified booking process with external API integration.





JavaScript Quiz - React
Interactive quiz specialized in JavaScript that evaluates programming knowledge through dynamic questions. Implements state management with Zustand, scoring system, timer, and detailed results with educational feedback to improve programming skills.




TaskFlow - NextJS
Modern web application for efficient task and project management. Includes features like task creation, progress tracking, categorization, advanced filters, and local storage. Designed with an intuitive interface that improves personal and professional productivity.

My Tech Stack
Technologies and tools I'm experienced with, including programming languages, frameworks, libraries, and key utilities I use to build robust, high-quality web applications.
Python
Django
MySQL
Tailwind
Go
Java
Git
React
Next.js
HTML5
CSS3
MongoDB
JavaScript
PostgreSQL
C#
TypeScript
Bootstrap
Astro
Flutter
Angular
Node.js
Let's talk
Please fill in the form below to get in touch with me. I'll get back to you as soon as possible.