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I'm no magician, but I make divs float and bugs disappear.

About Me

Profile

Hi, I`m Miguel Cimildoro

Passionate Frontend Developer focused on building modern, fast, and user-friendly web applications. I specialize in React, Next.js, TailwindCSS, and performance optimization to create seamless digital experiences.

Web Development

Building modern web applications with the latest technologies.

UI/UX Design

Creating intuitive and visually appealing user interfaces.

Responsive Design

Ensuring websites look great on all devices and screen sizes.

Performance

Optimizing websites for speed and performance.

Skills

Here are some of the technologies and tools I work with.

Frontend

HTML590%
CSS385%
JavaScript80%
TypeScript55%
React70%
Next.js75%
TailwindCSS50%
Radix UI90%

Backend

Node.js65%
MySQL80%
PostgreSQL70%
Firebase80%
Python70%
Java50%

Tools & Others

Git85%
Eslint + Prettier85%
VS Code90%
Figma45%
Responsive Design90%
Vitest55%
Lazy Loading / Memoization55%
Cypress Testing77%

My Projects

Explore some of my recent work. Click on a project to discover more details and insights.

Balanced 7v7 Team Generator

Balanced 7v7 Team Generator

A Next.js app that creates 3 balanced football teams of 7 players using Firebase.

Balanced 7v7 Team Generator

Next.jsFirebaseTailwindCSSReact
Household Expense Tracker

Household Expense Tracker

A Next.js app to manage and track household expenses with shared user access.

Household Expense Tracker

Next.jsPostgreSQLNeon ConsoleTailwindCSSVercel
ConInversión - Investment Platform 🚧 (In Construction)

ConInversión - Investment Platform 🚧 (In Construction)

A financial platform that guides users in investment funds with subscription-based access.

ConInversión - Investment Platform 🚧 (In Construction)

Next.jsPostgreSQLDrizzle ORMTailwindCSSVercelAuth0Subscription
FactualPay

FactualPay

Analytics platform that transforms financial data into interactive dashboards.

FactualPay

React 19TypeScriptReduxZustandApache SupersetTailwindCSSRadix UICypress

Work Experience

My professional journey and work experience.

Frontend Developer

FactualPay

2025 - Present
Remote

Developed an analytics platform transforming financial data into interactive dashboards using React 19, TypeScript, Redux, and Zustand. Implemented an 8-step wizard flow guiding users from data import to dashboard creation, optimized performance with lazy loading, and secured the application with role-based authentication. Integrated Apache Superset for embedded visualizations and Cypress for E2E testing.

Frontend Developer

Gransolar Group

2022 - 2025
Madrid

Developed industrial applications using SCADA Ignition and created user manuals with React and TailwindCSS to enhance usability and system documentation.

Frontend Developer

Verticecrea CA

2020 - 2022
Madrid - Remote

Built web applications with React.js, Next.js, and TailwindCSS. Implemented SSR/SSG for performance and developed responsive interfaces. Collaborated with clients to deliver scalable solutions.

FullStack Developer

Banco Santander - Openscript Consulting

2018 - 2020
Madrid

Developed and maintained banking applications using J2EE, XML, and Apache HTTP Server. Diagnosed server failures, automated tasks with Bash scripting, and optimized system stability and performance.

Software Developer

Hewlett Packard - ABDE Business Consulting

2017 - 2018
Madrid

Developed data collectors using IUM, Bash, and Java. Created and executed Shell, AWK, and PL/SQL scripts, managing version control with SVN. Worked on projects for Euskaltel and Orange under Agile methodologies, using JIRA for task management.

Frontend Developer

Gomega Apps C.A.

2017 - 2018
Caracas, Venezuela

Contributed to a bank financing application for Banco CANTV, improving user experience and financial process efficiency.