Available for projects

Hi, I am KATU

Front-end developer

Side note, that's my nickname, my actual name is Cintia Jimena Martinez, I live in Tucumán, Argentina. Focused on translating ideas to real and functional app.

Projects

Real solutions for real clients

Congreso Aapresid 2026
Group project

Congreso Aapresid 2026

Website developed for the 34th edition of the prestigious Aapresid Congress 2026, the region's most prominent international agricultural knowledge event, held under the motto "Our soil, our voice". Built with Next.js (App Router), TypeScript, and Tailwind CSS v4, the project features 9 complete sections and a robust internationalization (i18n) system using next-intl for full multilingual support. Premium libraries such as HeroUI were implemented for polished interface components, GSAP and Framer Motion for high-performance animations and micro-interactions, SwiperJS for dynamic galleries, and Google Maps API integration.

Provincia Microcréditos
Individual project

Provincia Microcréditos

Institutional website developed for Provincia Microcréditos, a leading financial entity dedicated to supporting entrepreneurs and independent workers in the Province of Buenos Aires. The project implements a server-first architecture integrated with institutional REST APIs, featuring an interactive loan simulator, a dynamic branch locator using Google Maps with marker clustering, and secure forms protected by reCAPTCHA. Developed with Next.js 15 (App Router), React 19, and TypeScript, the platform utilizes HeroUI and Tailwind CSS v4 for a modern UI, Framer Motion for micro-animations, and Sentry for error tracking.

Diapasón
Group project / V0

Diapasón

Choral resources store and e-commerce specialized in sheet music. Supports payments via PayPal and Mercado Pago. Developed almost entirely using V0 for a modern and efficient interface.

Congreso Aapresid 2025
Individual project

Congreso Aapresid 2025

Website developed for the prestigious Aapresid Congress, an international reference event that for over three decades has connected agricultural innovation, technology, and knowledge under the motto 'con la fuerza de Expoagro'. This project features 15 complete pages, translation system with i18next, and is developed with TypeScript. The development utilizes libraries such as Framer Motion for smooth animations, SwiperJS for multimedia galleries, and Tailwind for responsive design.

Aapresid - asociate
Group project

Aapresid - asociate

In this major project, I was responsible for developing the 'Asóciate,' 'Levantando la Perdiz,' and 'Prospectiva' sections, as well as collaborating on a couple more. The development of this site highlights libraries such as GSAP, as animations were a key aspect of the design, along with Swiper for image and video galleries, and, of course, Tailwind for responsive design.

RepowerLab
Group project

RepowerLab

This is the corporate website of Repowerlab, whose main work is renewable energy generation. The site was developed with Next.js, and some of the technologies used include Framer Motion, Swiper, and Tailwind, among others.

Lab

Experimental space exploring new technologies and frameworks

Wakarimasuka?
Individual project

Wakarimasuka?

Wakarimasuka? is a premium platform designed to improve Japanese listening comprehension through real-world content such as anime, songs, and news. It features synchronized smart transcriptions, real-time morphological analysis using Kuromoji, and an integrated feedback system. Japanese to Spanish translation is powered by Gemini AI integration, ensuring accuracy and fluency.

Size Match
Individual project / Web Tool

Size Match

Web tool designed for motorcyclists to simplify the search for technical spare parts (such as brake discs or sprockets) using exact measurements. It allows users to quickly find the perfect part code, eliminating the frustration of endless searches.

Tools and Technologies

React
React
Next.js
Next.js
React Native
React Native
Angular
Angular
Zustand
Zustand
TypeScript
TypeScript
JavaScript
JavaScript
Tailwind
Tailwind
Redux
Redux
Git
Git
Figma
Figma
Sass
Sass
CSS3
CSS3
HTML5
HTML5
Antigravity
Antigravity
VS Code
VS Code
Illustrator
Illustrator
Photoshop
Photoshop

Extra info

"I have experience working with the SCRUM methodology and my English level is intermediate."

Contact