Senior FullStack Developer

📋 Description

• Lead end-to-end full stack development across React-based user interfaces, Node.js backend
• Design, develop, and scale decentralized applications that integrate blockchain wallets, DeFi
• Integrate Web3 libraries, SDKs, third-party packages, and APIs into robust, secure, and reliable
• Architect and implement systems that meet demanding requirements for performance, scalability
• Develop and optimize infrastructure capable of processing high volumes of real-time market
• Take ownership of the entire software development lifecycle, from technical design and

🎯 Requirements

• At least 10 years of professional software development experience with strong background in
• Minimum of 3 years of full stack development experience with substantial focus on Web3 and
• Strong proficiency in TypeScript, React, and Node.js.
• Demonstrated experience delivering Web3 applications or integrations to production.
• Hands-on experience integrating blockchain wallets, DeFi protocols, on-chain data sources, and
• Proven experience designing and scaling data-intensive systems, particularly real-time and

🎁 Benefits

• Fully remote work from Poland with flexible working hours.
• Competitive compensation: annual salary up to USD 90,000 depending on experience.
• Technical ownership and significant autonomy in architecture and engineering decisions.
• Collaboration with highly skilled senior-level engineering team.
• Opportunity to work on Web3 innovation and advanced decentralized applications.
• End-to-end responsibility from design through deployment and production support.