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Jordan Smith Blockchain DeveloperJS

Jordan Smith

Blockchain Developer
  • Suggested rate
    €250 / day
  • Experience3-7 years
  • Response rate100%
  • Response time2 hours
The project will begin once you accept Jordan's quote.
Location and workplace preferences
Location
Marseille, France
Remote only
Primarily works remotely
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Jordan in a few words
Blockchain + Web3.js + React!

As a Blockchain Developer with expertise in Ethereum and next-gen blockchain technologies, i am passionate about building secure, scalable, and decentralized applications with a deep understanding of smart contracts, dApps, and distributed ledger technologies, i specialize in using Solidity to develop decentralized applications and integrating them with leading blockchains like Ethereum, Polygon, and Solana.

I thrive on solving complex problems by architecting robust blockchain solutions that are secure, transparent, and optimized for real-world use cases. By combining my development experience with a keen interest in DeFi, NFTs, and layer-2 solutions, i aim to contribute to the next wave of blockchain adoption and innovation.

Core Skills :
  • Blockchain Development: Ethereum
  • Solidity
  • Web3.js
  • Ethers.js
  • Polygon
  • Solana
  • Polkadot
  • Binance Smart Chain (BSC)

  • DeFi: Liquidity Pools, AMMs, Yield Farming, Decentralized Exchanges (DEX)
  • Smart Contracts: Solidity, Truffle, Hardhat, OpenZeppelin, Remix
  • NFTs: ERC-721, ERC-1155, IPFS
  • Layer-2 Solutions: Optimistic Rollups, zk-Rollups, Plasma
  • Development Tools: Truffle, Hardhat, Ganache, Remix IDE
  • Version Control: Git, GitHub, GitLab
  • Testing Frameworks: Mocha, Chai, Jest, Ganache
  • Front-End Integration: React, Web3.js, Ethers.js, Next.js, Redux
  • Deployment: AWS, IPFS, Infura, Alchemy, MetaMask, and WalletConnect
  • Blockchain Security: Security audits, Gas optimization, Reentrancy attacks, and code vulnerabilities

Related Skills :
  • React, Next, Three.js, Node.js

  • Unity, C#


Experience
  • Freelance
    Blockchain Developer
    January 2021 - Today (4 years and 4 months)
    Los Angeles, CA, USA
    • Developed and deployed smart contracts on the Ethereum network, focusing on DeFi protocols, staking platforms, and decentralized exchanges (DEX).
    • Utilized Solidity to create and test high-quality contracts, ensuring gas optimization and security (including protection against reentrancy and other vulnerabilities).
    • Built NFT platforms for minting, buying, and selling ERC-721 and ERC-1155 tokens. Integrated IPFS for decentralized file storage.
    • Architected and implemented decentralized applications (dApps) that interact with the blockchain using Web3.js and Ethers.js for front-end integration.
    • Worked with Polygon to build layer-2 scaling solutions, ensuring faster transactions and lower gas fees for users.
    • Led the development of automated liquidity provision strategies and smart contract integration with popular decentralized exchanges like Uniswap and SushiSwap.
    • Performed regular smart contract audits, identifying potential vulnerabilities and improving security measures.
    • Engaged in DeFi initiatives, helping clients launch staking, yield farming, and liquidity mining protocols.
    • Integrated wallets like MetaMask and WalletConnect, allowing users to interact with decentralized applications seamlessly.
  • BlockchainSolutions Inc.
    Blockchain Engineer
    June 2018 - December 2020 (2 years and 6 months)
    Los Angeles, CA, USA
    • Developed, tested, and deployed smart contracts on Ethereum for token creation, DeFi protocols, and NFT projects.
    • Led the development of an ERC-20 token project for a decentralized finance platform, allowing users to stake tokens and earn rewards.
    • Contributed to the creation of a multi-chain NFT marketplace using Solana and Polygon, ensuring interoperability across various blockchain networks.
    • Assisted in integrating Web3.js and Ethers.js for seamless frontend and wallet connectivity to smart contracts.
    • Worked with the team to optimize gas fees and ensure the scalability of smart contracts.
    • Helped in launching a Cross-chain protocol between Ethereum and Polkadot, enabling seamless asset transfers and liquidity management.
    • Collaborated with cross-functional teams to implement blockchain solutions that solve real-world challenges such as supply chain tracking, real estate tokenization, and crowdfunding platforms.
Recommendations
Education
  • Bachelor of Science
    Bachelor of Science in Computer Science