Blockchain Fullstack developers for our crowdfunding project

Posted 8 months, Ends in 6 months

^{Flexible budget available.}

$42,000.00 USD

Bids: 6 Interviews: 0

I am looking for a skillful Web3 developers for our crowdfunding project. we have down the server from the internet and we are going to upgrade it. What You'll Be Building You’ll join our core development team to help design and deliver a fully decentralized crowdfunding platform. Your work will include:

* Developing smart contracts in Solidity to manage campaign funding, token transfers, and ensure security of user funds.,

* Building the frontend interface using Next.js, TypeScript, and Tailwind CSS, focusing on a smooth and intuitive user experience.,

* Integrating blockchain wallets like MetaMask for user authentication and seamless transactions.,

* Designing REST APIs and backend services to handle campaign data, funding activity, and platform administration.,

* Collaborating on multi-chain features, adding support for various tokens and EVM-compatible networks.,

* Implementing admin tools using Firebase for real-time campaign management, moderation, and approvals.,

* Ensuring system reliability, scalability, and security, so users can trust the platform at every stage.,

Responsibilities Full Stack Development Develop and maintain the frontend using Next.js, Tailwind CSS, and TypeScript Integrate smart contracts via Thirdweb SDK Extend and optimize RESTful API services for campaign and admin features Blockchain Development Write, test, and deploy smart contracts with Solidity + Hardhat Secure ETH and token transfers, handle campaign flows Implement support for multiple EVM-compatible tokens Admin & User Features Enable MetaMask wallet authentication Manage campaign lifecycles: Create, Approve, Reject, Fund, Withdraw Build a Firebase-powered admin panel with moderation tools Ensure campaign visibility and transparency (status, rejections, etc.) Backend & API

Required Skills Frontend: React / Next.js Tailwind CSS TypeScript

Blockchain: Solidity Hardhat Thirdweb SDK / CLI Backend: Firebase (Auth, Firestore)

About the job

Posted Job

03 Jul, 2025

Deadline

08 Sep, 2025

Experience level

Intermediate

Project Scope

Medium

Job Longevity

3 to 6 months

Location

100% Remote job

Skill and expertise

Job questions for freelancers

What is your Long Term goal?

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