Marc Antoni Mas
Passionate about AI-driven development, blockchain technology, and cutting-edge Web3 applications.
Learn more about my professional journey and background.
What I Do
I design and build robust, scalable applications on the full stack, integrating AI solutions and blockchain technologies into smart, secure, and intuitive experiences. My background includes the development of smart contracts, decentralized applications, and the utilization of AI for process automation and feature augmentation.
What I'm Looking For
I am looking forward to joining an innovative team that develops projects that harness the power of AI, Web3, and blockchain. I'm seeking an open culture that allows me to collaborate, learn, and work towards providing next-generation digital solutions.
Technical Skills & Expertise
JavaScript
TypeScript
Solidity
Python
Ethereum
Foundry
Metamask
Hardhat
ethers.js
React
Vue.js
HTML
CSS
TailwindCSS
Next.js
Astro
Express
MongoDB
Node.js
Docker
Prisma
PostgreSQL
ChromaDB
Langchain
Git
VS Code
Windsurf
VBA
Advanced
Intermediate
Basic
My Projects
Web3 Fund Me
Basic Fund Me web3 app using foundry for testing and deploy the smart contract on local network.
Psychology Website
Comprehensive and responsive website for a psychology practice, PereBarceloPsicologo.
Personal Finance Tracker
A comprehensive personal finance management application. Tracking income, expenses, and investments in one place with powerful analytics and reporting features.
Professional Background
Full-stack developer with a passion for Web3, transitioning from renewable energy with strong problem-solving skills and experience in building robust software solutions.
My Tech Journey
Passionate about full-stack development and decentralized technologies. Skilled in creating custom software solutions and managing complex data systems. Continuously expanding expertise in blockchain development and smart contracts.
Key Experience
Full-Stack Development & Web3
2024-Present- Developed responsive web applications using modern frameworks
- Integrated RESTful APIs and managed databases for end-to-end solutions
- Implemented blockchain features including smart contracts and wallet integration
Software Development & Automation
2021-2024- Developed JavaScript tools and automated reporting systems
- Built data pipelines and APIs
- Created VBA applications for technical analysis
Technical Leadership
2021-2024- Led technical team on multiple projects
- Managed complex project deliveries
- Optimized system performance
Core Skills
Web3 Focus
Combining full-stack development skills with a deep interest in blockchain technology to build innovative decentralized applications.
Certificates
University of Helsinki
3 certificates
Full Stack open - Deep Dive Into Modern Web Development
December 2024
React, Redux, Node.js, MongoDB. Introduction to modern JavaScript-based web development. Building web applications with ReactJS that use REST APIs built with Node.js.
View Official CertificationFull Stack open - Containers
2025
Introduction to container technology and its use in web development.
In Progress
The Linux Foundation
5 certificates
Blockchain: Understanding its Uses and Implications (LFS170)
February 2025
View Official CertificationIntroduction to Hyperledger Self-Sovereign Identity Blockchain Solutions (LFS172x)
May 2025
How Hyperledger Aries, Indy, AnonCreds, and Ursa add a necessary layer of trust to the Internet.
Becoming a Hyperledger Aries Developer (LFS173x)
2025
Develop identity focused applications using blockchain.
In ProgressHyperledger Fabric: Design, Develop, and Deploy (LFS270)
2025
Design, develop, and deploy blockchain solutions. Write smart contracts, manage Chaincode, handle private data, and create Node.js client applications.
In Progress
Udemy
2 certificates
Ethereum and Solidity: The Complete Developer's Guide
April 2025
Use Ethereum, Solidity, and Smart Contracts to build production-ready apps based on the blockchain.
View Official CertificationGenerative AI for NodeJs: OpenAI, LangChain - TypeScript
June 2025
Developed LLM-powered apps with LangChain, using wrappers, chains, and agents, and integrated vector databases like Pinecone and ChromaDB.
Languages
Speak, Code and Design
Get In Touch
Let's Talk
Whether you have questions, ideas, or just want to chat, I'd love to hear from you. Let's start a conversation and see where it leads!
"To give real service you must add something which cannot be bought or measured with money, and that is sincerity and integrity."