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Posted Mar 28, 2026

Blockchain Developer / Full stack developer

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We are looking for an experienced Blockchain / Web3 Developer for a short consultation regarding a FinTech concept we are exploring. The goal of this task is to get technical guidance on how blockchain technologies could be applied within a financial product. This is a small advisory task that may take 1–2 hours, where we would like to discuss architecture options and potential implementation approaches. Topics we would like to cover: • Blockchain architecture for a FinTech product • Possible use of Ethereum-based solutions • Smart contract logic and security considerations • Integration between Web3 and traditional backend systems • APIs and backend services for blockchain interaction • Technology stack recommendations Experience with the following technologies is highly appreciated: • Blockchain Development • Web3 • Ethereum • Smart Contracts / Solidity • Cryptocurrency integrations • Blockchain Architecture • Node.js / JavaScript • Next.js / React • Backend Development • API integrations • Python (optional)