Banner Image

All Services

Programming & Development blockchain, nft, cryptocurrency, tokens

smart contracts and crypto apps

$70/hr Starting at $500

Smart Contracts & Crypto App Development Web3, DeFi, DApps

Empowering the Future of Finance Through Blockchain Technology


Looking to launch a secure smart contract, decentralized application (DApp), or blockchain-powered crypto solution? I provide full-cycle blockchain development services  from smart contract creation to full-stack crypto app development  tailored to your project’s needs.


With a strong focus on security, efficiency, and innovation, I help businesses and startups unlock the full potential of Web3 and decentralized technologies.


 What I Offer

 Smart Contract Development

  • Ethereum, BNB Chain, Polygon, Arbitrum, Solana
  • Solidity, Vyper, Rust-based contract development
  • NFT smart contracts (ERC-721, ERC-1155)
  • Token contracts (ERC-20, BEP-20)
  • Escrow, staking, vesting, voting, DAO, crowdfunding logic
  • Secure and gas-optimized code


Web3 / DApp Development

  • Frontend integration with smart contracts (Web3.js, Ethers.js)
  • Wallet connection (MetaMask, WalletConnect, Coinbase Wallet)
  • DApp UIs using React, Next.js, Vue.js
  • Real-time data from blockchain (The Graph, Alchemy, Infura)
  • IPFS / decentralized storage integration

DeFi and Crypto App Solutions

  • Yield farming and staking platforms
  • Decentralized exchanges (DEXs)
  • DAO governance apps
  • Token launch dashboards
  • NFT marketplaces
  • Launchpads and IDO/ICO dashboards


Smart Contract Audits (Manual + Tool-Assisted)

  • Vulnerability scanning (Reentrancy, overflow
  • Tools: Slither, MythX, Hardhat, Foundry
  • Security best practices + detailed reports


 Tech Stack and Tools

  • Languages: Solidity, Vyper, Rust
  • Chains: Ethereum, BSC, Polygon, Solana, Arbitrum, Avalanche
  • Web3 Frameworks: Hardhat, Truffle, Foundry, Brownie
  • Frontend: React, Next.js, TailwindCSS
  • APIs: Ethers.js, Web3.js, Alchemy, Moralis
  • Storage: IPFS, Filecoin, Pinata
  • Databases: Firebase, MongoDB, PostgreSQL (for hybrid apps)

About

$70/hr Ongoing

Download Resume

Smart Contracts & Crypto App Development Web3, DeFi, DApps

Empowering the Future of Finance Through Blockchain Technology


Looking to launch a secure smart contract, decentralized application (DApp), or blockchain-powered crypto solution? I provide full-cycle blockchain development services  from smart contract creation to full-stack crypto app development  tailored to your project’s needs.


With a strong focus on security, efficiency, and innovation, I help businesses and startups unlock the full potential of Web3 and decentralized technologies.


 What I Offer

 Smart Contract Development

  • Ethereum, BNB Chain, Polygon, Arbitrum, Solana
  • Solidity, Vyper, Rust-based contract development
  • NFT smart contracts (ERC-721, ERC-1155)
  • Token contracts (ERC-20, BEP-20)
  • Escrow, staking, vesting, voting, DAO, crowdfunding logic
  • Secure and gas-optimized code


Web3 / DApp Development

  • Frontend integration with smart contracts (Web3.js, Ethers.js)
  • Wallet connection (MetaMask, WalletConnect, Coinbase Wallet)
  • DApp UIs using React, Next.js, Vue.js
  • Real-time data from blockchain (The Graph, Alchemy, Infura)
  • IPFS / decentralized storage integration

DeFi and Crypto App Solutions

  • Yield farming and staking platforms
  • Decentralized exchanges (DEXs)
  • DAO governance apps
  • Token launch dashboards
  • NFT marketplaces
  • Launchpads and IDO/ICO dashboards


Smart Contract Audits (Manual + Tool-Assisted)

  • Vulnerability scanning (Reentrancy, overflow
  • Tools: Slither, MythX, Hardhat, Foundry
  • Security best practices + detailed reports


 Tech Stack and Tools

  • Languages: Solidity, Vyper, Rust
  • Chains: Ethereum, BSC, Polygon, Solana, Arbitrum, Avalanche
  • Web3 Frameworks: Hardhat, Truffle, Foundry, Brownie
  • Frontend: React, Next.js, TailwindCSS
  • APIs: Ethers.js, Web3.js, Alchemy, Moralis
  • Storage: IPFS, Filecoin, Pinata
  • Databases: Firebase, MongoDB, PostgreSQL (for hybrid apps)

Skills & Expertise

App DevelopmentArtificial IntelligenceBinanceBitcoinBlockchainCryptocurrencyDigital WalletEthereumSoftware DevelopmentSolanaWeb3

Related Work Collections

0 Reviews

This Freelancer has not received any feedback.