Twine
Twine

Experienced Blockchain Full Stack Developer with over 7 years of expertise in building decentralized applications (DApps) and blockchain-based solutions. Proficient in smart contract development (Solidity, Rust, Solana) and

Experienced Blockchain Full Stack Developer with over 7 years of expertise in building decentralized applications (DApps) and blockchain-based solutions. Proficient in smart contract development (Solidity, Rust, Solana) and full-stack technologies including React.js, Next.js, TypeScript, Node.js, and Rust-based backend systems. Demonstrated expertise in decentralized finance (DeFi) protocols, NFTs, and blockchain platforms with a strong focus on security, scalability, and performance optimization. Experienced

Available to hire

Experienced Blockchain Full Stack Developer with over 7 years of expertise in building decentralized applications (DApps) and blockchain-based solutions. Proficient in smart contract development (Solidity, Rust, Solana) and full-stack technologies including React.js, Next.js, TypeScript, Node.js, and Rust-based backend systems. Demonstrated expertise in decentralized finance (DeFi) protocols, NFTs, and blockchain platforms with a strong focus on security, scalability, and performance optimization. Experienced in integrating Web3 technologies, deploying contracts on Ethereum and Solana, and working with various wallets (MetaMask, Phantom, etc.). Adept at collaborating with cross-functional teams to deliver high-performance solutions in fast-paced environments.

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Experience Level

JavaScript
Expert
Node.js
Expert
React JS
Expert
React Native
Expert
TypeScript
Expert
Django
Expert
Python
Expert
Vue.js
Expert

Education

Bachelor's degree in Computer Science at The Hong Kong Univeristy of Science and Technology
September 1, 2014 - May 1, 2018
At The Hong Kong University of Science and Technology, I achieved significant academic milestones, graduating with a focus on developing critical skills in software development and engineering. My coursework included hands-on projects that enhanced my technical proficiency and collaborative abilities. I actively participated in university-sponsored hackathons and coding competitions, which allowed me to apply my knowledge in real-world scenarios.

Qualifications

Advanced Solidity: Understanding and Optimizing Gas Costs
October 6, 2023 - October 27, 2023
https://www.udemy.com/certificate/UC-2855d358-2c60-453a-a295-e934c9fb814d/
Advanced Solidity: Yul and Assembly
October 6, 2023 - October 27, 2023
https://www.udemy.com/certificate/UC-be73f7d5-b931-47fe-95b3-f53eedb03dcf/

Industry Experience

Computers & Electronics, Software & Internet

Testimonials

Jan 2025
by Eric Cheng
from Nexuspro.io

Nexuspro.io

@tanruven6825 was a creative blockchain developer, building seamless and scalable platform, perfect collaborating with team members.
    uniE613 Web3 Full Stack Developer (Ethereum - DeFi)
    RociFi Labs | Unitedstates Liquidity protocol that provides lending, borrowing function with liquidity provide using NFT and Oracle Designed the RociFi lending platform architecture and smart contract architecture from scratch focused on security and optimization. Suggested to use Proxy and Storage logic for smart contract security improvement and integrated openzepplin to smart contract for security logic myself. Made this platform let users can lend money or liquidity provide to the platform and get the income after the contract finish and also can borrow money from the platform when they need it. Implemented AMM logic for exchanging between the user token and company token. Took part in smart contract development with contract developers for lending platform contract and developed NFT based User wallet score generate offchain application using Oracle myself and integrate this into lending platform. Web(Product): https://www.twine.net/signin Skill: Ethereum, Solidity, Web3.js, Ethers.js, Moralis, Wagmi, Truffle, Infura, React.js, TypeScript, Node.js, GraphQL, MongoDB, Chai, Mocha ]
    uniE613 Nexuspro.io
    A cutting-edge centralized exchange (CEX) platform, I was responsible for architecting and developing secure, scalable, and high-performance features across the entire tech stack, including frontend (React, TypeScript), backend (Node.js), and smart contract development (Solidity). My role involved both leadership and hands-on development in a fast-paced environment with a strong focus on security, efficiency, and user experience. Led the architecture design of the NexusPro.io CEX platform, focusing on scalability, security, and system optimization to ensure a high-performance user experience. Spearheaded the development of secure smart contract frameworks, implementing industry-standard security practices, including Proxy and Storage patterns to enhance contract security and future-proof the platform. Integrated OpenZeppelin libraries to strengthen the smart contract security logic, ensuring robust contract functionality with upgradable features and secure access control. Designed and developed core platform functionalities, enabling users to lend capital or provide liquidity, with the added ability to earn returns upon contract maturity. Facilitated borrowing