Ethereum Smart Contract Dapp and Website Development.

$250-750 USD

Closed

Posted 11 months ago

$250-750 USD

Paid on delivery

1. Smart Contract Development It will be written in Solidity, which is very popular for the Ethereum blockchain. Some of the key functions of your Smart Contract will be: USDC Token Deposit: Allow users to deposit USDC tokens into their DeFi wallet. Automatic Earnings: Earn up to 2%-6% per day, based on the user’s deposited USDC tokens. Balance Withdrawal & Distribution: Users will be able to withdraw their balance and send that token as Ethereum (ETH) or any other crypto token. 2. Frontend (UI) Development The user interface of the website will be simple and responsive. The kind of one-page website you want should have a clean, informative design. Below are some of the important elements: Connect Wallet Button: This button will allow the user to connect their wallet (MetaMask, Coinbase Wallet, etc.). Balance Display: The user's current USDC balance will be displayed. Daily Earnings Section: The user's potential earnings will be automatically displayed (2%-6% daily). Deposit and Withdraw Options: Users will be able to deposit and withdraw USDC. 3. Backend Development The backend will be for crypto transaction management and data storage: Smart Contract Interaction: The frontend and backend of the website will be connected to the Ethereum smart contract. Earnings Calculation: The income will be calculated based on the user's deposited balance from the backend and recorded in the system accordingly. Transaction History: All the user's transaction history will be tracked (deposit, withdrawal, earnings). 4. Web3 Integration The website will need to use the [login to view URL] or [login to view URL] library to connect to the Ethereum blockchain. Through this, it will be possible to interact with the user's wallet and smart contract. 5. Security Security of crypto websites is very important. Some security practices: Smart Contract Auditing: The smart contract code must be secure and audited so that there are no security risks. SSL Certificate: Set up an SSL certificate for website security. Two-Factor Authentication (2FA): Use 2FA to keep users safe. 6. Deployment and Hosting This will be a decentralized app (DApp), so it will be deployed by connecting to the Ethereum blockchain. For the frontend, you can use IPFS (InterPlanetary File System), which is a type of decentralized file storage system. For the backend, you can usually use Node.js or Express. 7. Continuous Monitoring Transaction monitoring and wallet monitoring are important for crypto websites. Here you can create log files, transaction auditing, and automated systems from the backend to track. Coding Plan Smart Contract (Solidity) deposit(): Function to deposit USDC for users. calculateEarnings(): Calculate daily earnings. withdraw(): Function to retrieve USDC or ETH for users. Frontend (HTML/CSS/JS) [login to view URL] integration: Connect the user's Ethereum wallet with the wallet connect button on the website. [login to view URL]: To interact with the user's contract. Tools and technologies: Solidity (Ethereum Smart Contracts) [login to view URL] / [login to view URL] (Blockchain interaction) React.js (Frontend development) Node.js / Express (Backend development) IPFS (Decentralized file hosting) MetaMask / Coinbase Wallet (Wallet integration)

Project ID: 39689191

About the project

45 proposals

Remote project

Active 9 mos ago

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45 freelancers are bidding on average $2,337 USD for this job

@shamimiceewu025

Sir i have 7+ year of blockchain development experience. Can Do WEB3 App solidity can use for create tokens and interact with chain. But UI should need other platform like: react or vue . I prefer react for GUI & backend nodejs & code platform using hardhat & solidity. What you think ??

$1,500 USD in 30 days

4.9

(46 reviews)

6.7

@HAZIQ87

I've successfully deployed several Solidity smart contracts on Ethereum, including a decentralized exchange (DEX) leveraging Chainlink oracles for price feeds, mirroring the robust security and functionality you require. My expertise spans the entire development lifecycle, from initial design to post-deployment auditing. My approach involves a structured Agile methodology, prioritizing iterative development and rigorous testing. Solidity best practices will be implemented throughout, utilizing tools like Hardhat for development and testing, and ensuring optimal gas efficiency. Post-development, I’ll conduct comprehensive audits using tools like Slither and manual reviews to mitigate vulnerabilities before deployment to a testnet, followed by mainnet deployment. Ready to discuss the specifics of your DApp? Could you share details on the desired features and functionality to ensure I tailor the solution perfectly to your vision and timeline?

$611.08 USD in 21 days

4.6

(26 reviews)

6.8

@abdf2010

Hello, I liked your project Ethereum Smart Contract Dapp and Website Development., which aligns perfectly with my professional expertise. I bring extensive experience in PHP, JavaScript, Node.js, I can ensure timely delivery within 3 days. I'm committed to exceeding your expectations and would welcome the opportunity to discuss your requirements in detail.

$250 USD in 3 days

3.8

(7 reviews)

4.2

@HelenBofTroy

Dear, Jiaul, I am excited about the opportunity to develop a robust Ethereum DApp complete with Smart Contract, frontend, and backend integration. The project's focus on seamless crypto transactions and secure wallet connections resonates deeply with my skills and expertise in Solidity and Web3 technologies. I am looking forward to creating an intuitive interface with essential features such as wallet connectivity, balance display, and automated earnings tracking – all while ensuring rigorous security practices and continuous monitoring. Warmest regards, Helen

$250 USD in 2 days

5.0

(1 review)

2.6

@jorginhoo1

Hello, I believe I would be a great fit for your project. I would love the opportunity to discuss the details further with you. Providing high-quality results is always my top priority. Thank you for your time and consideration. Best regards.

$500 USD in 10 days

5.0

(2 reviews)

2.6

@solankiruchi99

Hi, Thank you for sharing the detailed project scope. I lead a team of skilled blockchain developers, smart contract engineers, and frontend/backend experts who specialize in building secure, scalable DeFi platforms like the one you’ve outlined. Our team has built similar DeFi, staking, and DApp platforms, and we’re confident in delivering a secure, functional MVP quickly and professionally. We can also help with documentation, tokenomics consulting, and future scaling. Let’s connect to discuss your roadmap, preferred timelines, and any technical preferences you may have. Looking forward to collaborating! Best regards, Ruchika

$700 USD in 7 days

5.0

(1 review)

1.4

@davig63

Hi there. I will do this project in the best quality level. Sure again. Please contact me. All the best, David

$500 USD in 7 days

5.0

(2 reviews)

1.4

@elevanex

Hi there, We’re a team of expert developers and designers at Elevanex with over 9 years of experience in blockchain solutions. We can help you develop an Ethereum Smart Contract DApp with secure, efficient smart contract functionalities in Solidity, seamless Web3 integration, and a responsive UI for smooth user interaction. Our expertise ensures robust backend management for transaction tracking and earnings calculation, coupled with strong security measures like smart contract auditing and 2FA. Let’s collaborate to bring your vision to life with a secure, user-friendly DApp. Best regards, Elevanex Team

$300 USD in 7 days