Web3 Full-Stack Developer
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Job Description
Web3 full-stack developer building an AI-powered NFT commerce platform for customers across European and international markets. Designing backend services, blockchain integrations, smart contracts, and purchasing pipelines.
Responsibilities:
- Participate in designing the overall system architecture
- Design and implement backend services and database schema
- Develop REST APIs
- Implement business logic
- Design and implement smart contracts
- Integrate blockchain infrastructure
- Integrate fiat payment provider (PSP)
- Implement background workers and queues
- Deploy and maintain development environments
- Participate in technical decision making
- Contribute to project architecture and system analysis
- Build NFT Collection Factory management
- Develop ERC-721 and ERC-1155 smart contracts
- Build NFT image generation pipelines
- Build NFT minting and purchasing pipelines
- Integrate asset storage APIs for admin- and user-facing panels
- Implement order management and payment processing
- Develop blockchain workers
- Build production-ready backend architecture
Requirements:
- Experience with web3 projects, especially NFT projects and the ERC-721 standard
- Strong TypeScript experience
- Solid Node.js or NextJS backend development experience
- Experience designing scalable REST APIs
- Experience with queue-based architectures
- Knowledge of PostgreSQL, Docker, Git, Solidity, smart contract deployment, and the Ethereum ecosystem
- Technical understanding of blockchain, wallets, transactions, smart contracts, and token standards
- Backend skills: Node.js, NestJS or similar, TypeScript, PostgreSQL, Prisma ORM or similar, Redis, RabbitMQ, BullMQ or similar, IPFS/CDN
- Blockchain skills: Solidity, ERC-721, ERC-1155, OpenZeppelin, viem/ethers, Hardhat or Foundry
- Infrastructure skills: Docker, GitHub Actions, Linux
- Frontend skills: React, Next.js or similar, TailwindCSS, TypeScript, wagmi, RainbowKit, web3.js, TanStack Query
- Nice to have: Fintech experience, payment provider integrations, ERC-1155 experience, Pinata or similar IPFS/CDN experience, AI image-generation pipeline experience, and frontend JavaScript framework experience
Benefits:
- Flexible working hours
- Competitive compensation package
- Possibility of extending collaboration for future projects
- For office work: Weekly lunch
- For office work: Snacks and beverages in the office
- For office work: Central location office
- Full time or Part time schedule
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