tentwinkle

Senior Web3/Blockchain Developer

Experienced Senior Web3 Developer with expertise in blockchain development, dApp creation, and full-stack technologies. Skilled in React.js, Next.js, Node.js, and Solidity, with a strong focus on cross-chain interoperability and smart contract integration. Proven track record in delivering secure, scalable solutions across Ethereum, Polygon, and TRON networks.


Experience: 9 years

Yearly salary: $100,000

Hourly rate: $60

Nationality: 🇲🇾 Malaysia

Residency: 🇺🇸 United States


Experience

Senior Web3 Developer
ChainSwap
2023 - 2024
- Developed and optimized decentralized applications (dApps) using React.js, Ethers.js, and Web3.js, enabling secure cross-chain swaps and seamless blockchain integration. - Integrated wallet connection features (e.g., MetaMask, Trust Wallet) and implemented smart contract interactions to support multi-chain functionality and user-friendly experiences. - Collaborated on smart contract integrations, utilizing Ethers.js to handle transactions, query blockchain data, and support cross-chain asset bridging and enhanced platform privacy by integrating zk-SNARK technologies for secure and anonymous transactions. - Designed and maintained the front-end architecture for the platform, ensuring compatibility with EVM-compatible blockchains such as Ethereum, Binance Smart Chain, and Polygon, as well as non-EVM chains. - Worked closely with back-end teams to ensure efficient and secure implementation of protocols such as Chainlink CCIP and Circle CCTP, ensuring smooth cross-chain interoperability. - Utilized Node.js for back-end API development and server-side operations, ensuring reliable data flow between the dApp and blockchain networks. - Gained expertise in decentralized exchanges (DEXs), liquidity pools, and atomic swaps, contributing to the platform's efficient token swap and liquidity management systems.
Senior Web3 Developer
APENFT
2021 - 2023
- Engineered and maintained dApps, implementing robust front-end architectures with React.js and integrating blockchain functionalities using Web3.js for seamless user interaction with decentralized networks. - Developed and optimized smart contract integrations across TRON, Ethereum, and BNB Chain, enabling multi-chain support for NFT minting, trading, and ownership validation. - Implemented secure wallet connectivity protocols for MetaMask, TronLink, and other blockchain wallets, ensuring reliable and user-friendly interaction with blockchain ecosystems. - Integrated BitTorrent File System (BTFS) for decentralized storage of NFT metadata, enhancing platform reliability, scalability, and compliance with decentralized principles. - Designed and executed high-performance, real-time blockchain data synchronization solutions, improving user experience by leveraging advanced API integrations and efficient state management. - Collaborated with blockchain engineers to enhance platform security, including thorough smart contract audits and cryptographic implementations to protect NFT assets and transaction integrity. - Contributed to the delivery of scalable, enterprise-grade blockchain solutions aligned with APENFT’s vision of bridging traditional art and digital NFTs, while adhering to best practices in Web3 development.
Blockchain Developer
Codiste
2019 - 2021
- Blockchain Development: Designed and implemented decentralized applications (dApps) using Ethereum, Solidity, and Web3.js to support smart contracts and tokenized ecosystems. - Developed and audited secure, efficient, and scalable smart contracts for targeted NFT airdrop campaigns and wallet-based consumer engagement within the BURROH project, leveraging Polygon and Ethereum for seamless Web3 integrations and campaign automation. - Integration: Collaborated with cross-functional teams to integrate blockchain solutions with existing systems, leveraging APIs and Node.js for seamless backend operations. - Tokenization: Created and deployed ERC-20/721/1155 tokens, optimizing token standards for diverse project requirements. - Distributed Systems: Enhanced security and performance of decentralized systems using IPFS, Hyperledger, or other blockchain protocols. - Testing & Debugging: Utilized tools like Truffle, Ganache, and Hardhat for end-to-end testing and debugging of blockchain-based applications.
Full Stack Developer
Codezeros
2017 - 2019
- Started blockchain journey by developing backend services with Node.js to support various front-end features and ensure seamless communication with blockchain protocols. - Ensured reliability of backend services by debugging issues, deploying updates, and integrating blockchain data with the system. - Developed features using JavaScript, TypeScript, and Python, leveraging frameworks like React.js and Next.js to build scalable, efficient solutions. - Applied expertise in build tools such as Webpack, npm, and Yarn to streamline development workflows and enhance application performance. - Contributed to blockchain integration by developing API layers to interact with smart contracts and on-chain data, improving data accessibility for the application.
Frontend Developer
Third Wave International Inc
2015 - 2017
- Developed and maintained responsive web applications using HTML, CSS, and JavaScript, ensuring optimal performance across devices. - Built interactive and dynamic user interfaces with React.js, improving user experience and application usability. - Collaborated closely with backend developers to integrate front-end components with server-side logic and APIs. - Contributed to code reviews, testing, and debugging, ensuring high-quality and maintainable code. - Participated in Agile development cycles, delivering features and enhancements in a fast-paced environment.

Skills

api
backend
bitcoin
bnbchain
ci-cd
css
dapp
defi
erc-1155
erc-20
erc-721
ethereum
ethereumjs
front-end
full-stack
full-time
func-developer
ganache
git
graphql
hardhat
javascript
jquery
meteor
mongo
nextjs
nft
node
postgres
protocol
python
react
smart-contract
solana
solidity
sql
truffle
typescript
web3
web3js
zk-snark
english