Twine
Twine

I’m a Senior Full-Stack and Blockchain Developer with over 15 years of experience creating scalable, secure, and user-friendly applications. My expertise lies in blockchain technologies like Ethereum, Solidity, Web3.js,

I’m a Senior Full-Stack and Blockchain Developer with over 15 years of experience creating scalable, secure, and user-friendly applications. My expertise lies in blockchain technologies like Ethereum, Solidity, Web3.js, and smart contract development. I’ve worked extensively on building decentralized applications (dApps), DeFi platforms, and NFT systems, bringing innovation and security to every project. Onthe frontend, I’m skilled with frameworks like React, Vue, and React Native, while my backend

Available to hire

I’m a Senior Full-Stack and Blockchain Developer with over 15 years of experience creating scalable, secure, and user-friendly applications. My expertise lies in blockchain technologies like Ethereum, Solidity, Web3.js, and smart contract development. I’ve worked extensively on building decentralized applications (dApps), DeFi platforms, and NFT systems, bringing innovation and security to every project.
Onthe frontend, I’m skilled with frameworks like React, Vue, and React Native, while my backend experience spans Node.js, Express, PHP, Laravel, and Python. I’m also proficient in managing databases like MongoDB, MySQL, and Sequelize, and I specialize in crafting RESTful APIs and GraphQL services that power modern, high-performance systems.
I’m passionate about leveraging blockchain and Web3 to design solutions that challenge traditional systems, creating secure and decentralized experiences. Known for my problem solving mindset and proactive approach, I’m committed to delivering software that’s not only effective but also ready for the future.

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Experience Level

PHP
Expert
CSS
Expert
HTML5
Expert
MySQL
Expert
JavaScript
Expert
Express
Expert
React Native
Expert
WordPress
Expert
Github
Expert
Node.js
Expert
Tailwind
Expert
Laravel
Expert
Shopify
Expert
TypeScript
Expert
MongoDB
Expert
Vue.js
Expert
React JS
Expert
Ethereum
Intermediate
Solidity
Intermediate
Python
Intermediate
Django
Intermediate
AngularJS
Intermediate
AWS
Intermediate
Docker
Intermediate
Rust
Intermediate
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Language

English
Fluent
Spanish; Castilian
Fluent
French
Advanced

Education

Bachelor of Computer Science at Auronomous University of Madrid
April 1, 2006 - March 31, 2010
Master of Computer Science at Autonomous University of Madrid
April 1, 2011 - March 20, 2013

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Government, Education
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    uniE613 Kaktus
    KaktusApp is a leading eCommerce development company specializing in creating innovative applications designed to enhance online stores' performance and profitability. Their suite of tools aims to boost sales, engage customers, and streamline various aspects of eCommerce operations.
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    For those interested in the brand's heritage, Fay.com provides insights into its history and evolution from functional workwear to fashionable urban attire. Regarding the technology stack used by fay.com, specific details are not readily available. However, tools like the Website Technology Checker by