juantapia

Blockchain Engineer

I am a seasoned software professional with a proven track record of leading teams in successfully delivering cutting-edge web, mobile, and enterprise software solutions. Specializing in blockchain development, I have extensive experience building decentralized applications (dApps) on platforms like Ethereum using Solidity and Solana and Polkadot with Rust. My expertise encompasses platform development, enterprise architecture, cloud services, and agile methodologies, driving innovation and efficiency across projects. 


Experience: 4 years

Yearly salary: $120,000

Hourly rate: $75

Nationality: 🇦🇷 Argentina

Residency: 🇦🇷 Argentina


Experience

Senior Backend Engineer
BeAi
2023 - 2023
BeAI is a cutting-edge platform that uses blockchain technology and Artificial Intelligence (AI) to deliver personalized learning and earning experiences. We are reshaping the educational landscape by offering diverse resources and tools across multiple disciplines, facilitated by our proprietary technology, AI Learn Engine. Key IT qualifications, responsibilities, and achievements. • Retrieved, processed, and optimized blockchain data using GraphQL, supporting DeFi applications, and improving data retrieval times by 40%. • Refactored and reprogrammed critical backend APIs for web3 platforms, improving security and performance, and fully documented them with Swagger, resulting in a 25% boost in API efficiency. • Integrated SQL Server infrastructure with blockchain systems, ensuring high availability through Always ON and optimizing performance for web3 applications, reducing downtime by 30%. Core Tools • React.js, Solidity, JavaScript, TypeScript, MS C#, BNB Chain, SQL Server, GraphQL.
Blockchain Developer
Criptovision LLC
2021 - 2022
Outline: Criptovision LLC Blockchain Developer (Full-time) Criptovision is an ecosystem based on blockchain technology that connects, energizes, and empowers decentralized finance with our Decentralized Education. Key IT qualifications and responsibilities • Development of a VSION Swap application (DEX: Decentralized Exchange) Page 1 • NFT Marketplace Web Site, technical collaboration for implementing the platform. • Development in progress VSION PAD 2.0 application, (Education Platform Polkadot blockchain-based) Core Tools • Blockchain, React.js, Solidity, Rust, JavaScript, TypeScript, Open Zeppelin, IPFS, Truffle, VS Code, Ethereum Virtual Machine, Remix, GitHub, BNB Chain, Solana, Polkadot.
Principal Blockchain Engineer
Encrypia Labs
2021 - 2024
Outline Encrypia Labs Founder and Principal Blockchain/Web3 Engineer (Fulltime) Encrypia delivers cutting-edge solutions for blockchain technology, ensuring your success in the web3 era. Key IT qualifications, responsibilities, and achievements. • Led product design and architecture from scratch for Deeds3, Evexia, Aktyvo, and Clinitia, integrating blockchain solutions across real estate, healthcare, wellness, and ICOs. • Developed decentralized applications (dApps), focusing on secure and scalable smart contract implementation. • Managed technical strategy and innovation, aligning blockchain and web3 technologies with business goals. • Building WeaverNet, Encrypia’s proprietary blockchain from scratch in Rust, including its explorer with frontend, client, and website, along with a blockchain client for seamless interaction. Core Tools • React.js, Solidity, Rust, Polygon, BNB Chain, IPFS, Node.js, Next.js, Tailwind CSS, ShadCN, MetaMask, WalletConnect, Web3.js, Ethers.js, Foundry, ChainLink, GraphQL
Software and Technical Blockchain Infrastructure Advisor
Apes International Group
2021 - 2023
Apes Group S.A. is a company that is dedicated to developing cutting-edge technology, it is currently working on games on a blockchain. Key IT qualifications and responsibilities • Member of the technology experts’ staff to advise CTO and tech leads in general blockchain technology, NFT, and software development technology.
Development Team Lead
Evexia
2020 - 2021
Evexia is a company that is dedicated to creating a new platform for human well-being, based on blockchain technology and a Defi model. Key IT qualifications and responsibilities • Design technical solution blockchain. • Technical coordination of the development team. Key IT Achievements • Design and develop mobile apps for all the actors of the ecosystem (end-users, assistants, and investors). • Full design and deployment infrastructure for Token Welly, based on blockchain technology and smart contracts. • Bots for crypto trading. Core Tools • Solidity, Truffle, Ganache, Firebase, React.JS, Next.JS, Node.JS, MS C#, Docker, Kubernetes, RabbitMQ, VS Code, GitHub, Flutter, Dart

Skills

aws
blockchain
blockchain-engineer
ethereum
ethereumjs
gcp
graphql
hardhat
javascript
openzeppelin
react
rust
solana
solidity
web3js
english
spanish