Curriculum VitaePDF

With 15+ years in full-stack engineering, I help organizations turn ideas into market-ready products—bridging technical execution, user experience, and business strategy.

I focus on emerging tech and user-driven innovation, with expertise in web3, cloud, full-stack web/mobile, and AI. Fluent in English, Spanish, Portuguese, and Italian.

Bitlauncher

Remote • Nov 2023 - Nov 2025 · 2 yrs

Bitlauncher is an AI and crypto launchpad platform that provides early access to promising AI unicorn startups through token sales and auctions.

  • Designed full-stack architecture with Viem, Wagmi, Supabase, Next.js 14
  • Built a token bridge for swapping USDT, USDC, and BITUSD to USDCred tokens
  • Integrated Gnosis auction contracts and wallet interface with realtime balances
  • Developed a custom EVM indexer via WebSocket event subscriptions
  • AI SDK integration and prompting mechanism for masterbots.ai
  • Established AI-driven development workflow using Claude, v0.dev, Cursor and SourceryAI

Opyn

Remote - Contract • Oct 2024 - Feb 2025 · 6 mos

Opyn is a decentralized perpetual options protocol on Arbitrum.

  • Architected the Next.js app and data fetching mechanism
  • Built trading interface and custom UI/UX for options trading
  • Integrated Opyn protocol and Arbitrum Testnet using viem/wagmi
  • Set up onchain data indexing with Ponder and PostgreSQL (Supabase)
  • Prototyped AI assistant for user onboarding and support

ZTX

Remote • Aug 2022 - Aug 2023 · 1 yr 1 mo

ZTX is a virtual world platform that integrates cryptocurrency for digital asset ownership. Users can mint, trade, and use items in-game.

  • Built a WebGL EVM wallet connector using Ethers and a custom JavaScript event system
  • Set up advanced analytics and reporting using Google Analytics Tag Manager
  • React architecture using Next.js, TailwindCSS and Framer Motion

RareMint

Remote • Jul 2021 - Dec 2022 · 1 yr 6 mos

RareMint is a platform for rare and unique digital assets. It allows users to mint, trade, and collect unique digital assets.

  • Built NFT indexer using Moralis streams, Node.js and PostgreSQL
  • Enhanced NFT marketplace responsiveness using Remix, TailwindCSS and GraphQL queries
  • Integrated Wallet Connect for secure wallet connections and transactions
  • Assisted the launch of the first auctions Pokemon cards on Polygon

Bitcash

Remote - Part-time • Jan 2020 - Jul 2021 · 1 yr 7 mos

Bitcash app allows you to exchange your money for local currency stablecoins or bitUSD, which you can then use to buy cryptocurrencies.

  • Architected and implemented a full-stack platform using React, Vite, Node.js, PostgreSQL, Hasura GraphQL, and Google Cloud
  • Developed a peer-to-peer exchange, integrated real-time chat, and built a backend matching engine
  • Built a real-time EOS indexer that deserializes EOS binary data with Node.js worker threads and persists it in PostgreSQL on Google Cloud
  • Implemented WebAuthn-based key management for direct in-browser transaction signing, eliminating the need for external wallet apps and bypassing app store restrictions
  • Enabled secure QR-based signature requests for seamless login and transaction signing in external apps like Bitlauncher.ai, using Supabase subscriptions and webhooks

Emanate

Remote - Contract • Dec 2019 - Jul 2020 · 8 mos

Emanate is a social media platform for artists to share their work and connect with other artists.

  • Maintained and improved the streaming web app
  • Developed a back office for artists' token payments
  • Integration with the EOS blockchain and AWS backend services

EOS Costa Rica

Hybrid • Mar 2018 - Jan 2020 · 1 yr 11 mos

Block producer offering infrastructure and blockchain development services.

  • Participated in the EOS Mainnet launch and managed other EOSIO-based blockchain validators
  • Configured a private EOSIO blockchain for Grant Thornton Labs and developed an application MVP enabling efficient intercompany transactions and tax management using a stablecoin, with an immutable records trail via hashing and IPFS
  • Developed the EOS Rate frontend using React and Styled Components
  • Assisted with recruiting, onboarding, public speaking, workshops, training, and community engagement (e.g., TicoBlockchain.cr and CryptoCantina Meetups)

Knowledge

Remote • Sep 2017 - May 2018 · 9 mos

Knowledge.io was a 2017 blockchain platform that enabled users to earn tokens by sharing expertise, creating a decentralized ecosystem for valuing and monetizing knowledge.

  • Deployed ERC20 token for ICO on Ethereum mainnet with Truffle
  • Built marketplace and wallet dashboard using React and Web3.js
  • Maintained mobile trivia game enabling users to earn tokens by answering questions

Wink

On-site • Apr 2015 - Mar 2018 · 3 yrs

Wink (holawink.com) was Costa Rica's first mobile neobank, providing digital banking and financial services focused on user experience and ease of use.

  • Led backend architecture, integrations, and security
  • Recruited and coordinated with partner banks and vendors
  • Built biometric KYC with React Native bridge
  • Integrated partner bank APIs

AMC Networks

Hybrid • Nov 2012 - Apr 2014 · 1 yr 6 mos

YEAH! was a streaming movie service by AMC Networks, launched at SXSW 2013. It curated classic genre films—horror, sci-fi, action-adventure—and enhanced them with interactive bonus content for a unique viewing experience.

  • Led frontend team, collaborating with creative and backend teams
  • Built interactive video streaming frontend for Facebook app
  • Implemented back-office with Brightcove integration
  • Added interactive trivia, interviews, and quizzes to video player
  • Optimized platform for curated films with 400+ interactive elements each

American Express (AMEX)

On-site • Apr 2010 - Nov 2012 · 2 yrs 8 mos

AMEX is a global financial services leader, best known for its credit and charge cards.

  • Contributed to the migration from Dojo to jQuery
  • Implemented responsive layouts, A/B testing, and analytics
  • Developed credit card marketing components for comparison sliders and dedicated landing pages

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