Senior Frontend and Full Stack Developer with 4+ years transforming ideas into scalable products that impact thousands of users. Systems Engineer specialized in frontend with strong technical leadership experience managing teams and optimizing critical applications.
🚀 PROVEN IMPACT:
- Led complete B2B/B2C application development from zero to 8K+ active users.
- Optimized Web3 ICO platform improving conversion rate 40% → 90%, contributing to $6M raised.
- Managed teams of 5-6 developers implementing Agile/Scrum with proven success.
💻 TECHNICAL EXPERTISE:
React • Next.js • TypeScript • Node.js • React Native • Expo • AWS • Serverless • MongoDB • PostgreSQL • Solidity • Ethers.js • Hardhat • Smart Contracts • Wagmi.
🎯 KEY DIFFERENTIATOR:
I don't just write code - I transform product requirements into efficient and scalable software solutions. My strength lies in identifying technical gaps and optimizing existing systems, always making decisions that benefit both the product and the team.
📈 CURRENTLY:
Expanding knowledge in Artificial Intelligence to create smarter and more innovative solutions. Focused on Senior Frontend/Full Stack opportunities in Web3 or AI startups where I can apply my technical expertise.
Building the next big product? Get in touch to discuss how I can drive your vision with high-impact technical solutions 🙌
#React #Web3 #AI #FrontendDeveloper #FullStackDeveloper #StartupReady
Experience: 4 years
Yearly salary: $60,000
Hourly rate: $30
Nationality: 🇻🇪 Venezuela
Residency: 🇨🇴 Colombia
Experience
Senior Frontend Developer
Rather Labs 2025 - 2025
Leading frontend development at premier blockchain technology consultancy specializing in enterprise Web3 solutions for world-class clients. • Architecting React.js applications for DeFi protocols handling 7-figures daily volume. • Developing enterprise component libraries reducing client project delivery time by 35%. • Optimize performance, accessibility, and responsiveness across all platforms. • Collaborated with backend and blockchain teams ensuring seamless full-system integration. • Established frontend development best practices across multiple development teams.
Senior Full Stack Developer
Brillion 2024 - 2025
Developed enterprise-grade Web3 Wallet-as-a-Service infrastructure powering B2B/B2C solutions for blockchain companies and financial institutions. • Collaborated with executive team to design system architecture based on strategic requirements. • Developed high-performance serverless backend systems, implementing AWS Lambda and DynamoDB. • Implemented critical client-side functionalities and component libraries with focus on developer experience. • Maintained system scalability and code quality through comprehensive testing strategies (95%+ coverage). • Contributed to technical planning and decision-making processes for multiple product initiatives.
Technical Lead
Brillion 2023 - 2024
Led technical development of Brillion Smart Wallet v1 application, managing cross-functional development team and driving successful product launch. • Successfully launched Brillion Smart Wallet v1 serving 8,000+ active users. • Managed and mentored cross-functional development team of 5-6 engineers using Scrum methodology. • Designed scalable system architecture based on executive requirements and market analysis. • Migrated NexeraID Wallet infrastructure to Brillion Wallet, improving performance by 40%. • Established development best practices and quality standards across organization.
Full Stack Developer
ComPilot (ex NexeraID) 2022 - 2023
Developed NexeraID Smart Wallet application implementing cutting-edge EIP-2771 standard for gasless transactions, serving as foundation for future Brillion products. • Implemented EIP-2771 gasless transaction standard, reducing user onboarding friction by 80%. • Built responsive Web3 authentication system supporting 5+ wallet providers (MetaMask, WalletConnect, Coinbase). • Implemented key infrastructure functionalities focusing on user experience and developer experience. • Served as substitute team leader during critical development phases.
Full Stack Developer
Little Phil 2022 - 2022
Developed micro-philanthropy Shopify application enabling seamless charitable donations integration for e-commerce stores, connecting merchants with verified charitable organizations. • Designed and implemented full-stack system architecture for client and service layers. • Developed Shopify App using CLI framework meeting App Store standards. • Worked directly with CTO to deliver v1 of Little Phil Shopify App on schedule.
Blockchain Developer
Freelance 2021 - 2022
Provided specialized blockchain development services for startups and small companies, focusing on custom smart contracts, DeFi protocols, and NFT marketplaces. • Identified and resolved critical security vulnerabilities in smart contract systems. • Successfully deployed 15+ smart contracts on Ethereum and Polygon mainnets. • Designed custom ERC20, ERC721, and ERC1155 contracts for specific project requirements. • Provided technical consulting for Web3 project development and architecture.
Skills
blockchain
blockchain-engineer
css
ethereum
front-end
full-stack
hardhat
javascript
jira
nestjs
nextjs
node
react
serverless
solidity
tailwind
typescript