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I will develop ethereum smart contracts in solidity
Full Stack Web3 Developer Smart Contracts dApps and NFTs
Hi, I’m Miftah Ullah Khan, a Full-Stack Blockchain Developer specializing in Web3 solutions.
I build secure and scalable decentralized applications including:
• Smart Contracts (Solidity) on Ethereum ...
About this Gig
I will develop Ethereum smart contracts in Solidity
I am a professional Solidity blockchain developer specializing in secure and efficient Ethereum smart contracts. Whether you need a simple token or a complex decentralized application, I deliver clean, gas-optimized, and production-ready code you can trust.
What I Offer:
- ERC-20, ERC-721, ERC-1155 token development
- NFT smart contracts & marketplaces
- DeFi protocols (staking, lending, yield farming, DEX)
- Custom smart contracts & full dApps
- Smart contract auditing & security fixes
- Gas optimization & code refactoring
- Upgradable contracts (UUPS & Transparent Proxy)
- Deployment on Ethereum mainnet and testnets
- Integration with frontend (Web3.js / Ethers.js)
Why Work With Me:
- 100% secure code following industry best practices (OpenZeppelin standards)
- Full test coverage using Hardhat & Foundry
- Well-documented source code with comments
- Fast delivery with regular progress updates
- Multiple revisions until you are fully satisfied
- Clear communication throughout the project
I focus on writing smart contracts that are secure, scalable, and cost-efficient. Every contract is tested thoroughly before delivery to minimize risks and post-deployment iss
Purpose:
DeFi
•
Know your customer (KYC)
•
NFT
•
Smart Contracts
Programming language:
Java
•
JavaScript
•
Solidity
•
Node.js
•
React
•
C/C++
Keep your assets and information safe
Cryptocurrency services focus solely on developing and programming. Never share sensitive information or private keys with others.
My Portfolio
FAQ
What kind of smart contracts can you develop?
I can develop ERC20/ERC721/ERC1155 tokens, NFT contracts, DeFi solutions, staking/voting contracts, and full dApps tailored to your project requirements.
Will I get the source code?
Yes! All packages include full, commented source code along with deployment instructions.
Can you deploy my contract to Ethereum mainnet/testnet?
Absolutely. I can deploy on Ethereum testnet or mainnet, depending on your requirements. Mainnet deployment may require additional gas fees.
Do you provide audits or security checks?
Yes, I follow best practices for secure and optimized contracts, making your code audit-ready. Full formal audits can be added as a gig extra if needed.
Can you integrate my smart contract with a website or database?
Yes! I can connect your smart contract to a frontend (web/mobile) and integrate with a database for tracking users, transactions, or custom logic.
What if I need revisions or updates later?
I offer free minor revisions depending on the package. Additional updates or customizations can be done as gig extras.
How long does it take to deliver?
Delivery depends on complexity: Basic token contract: 2–3 days Custom contract / NFT or DeFi solution: 4–7 days Full dApp with integration: 7+ days
Do you require any prior knowledge from me?
No prior technical knowledge is needed. I just need a clear idea of your project goals, tokenomics (if applicable), or contract functionality.
