SENIOR FULL STACK DEVELOPER — WEB3 Remote — International | Full-time G2i is recruiting a Senior Full Stack Developer for Moonberg, a Zug-based intelligence lab building proprietary market intelligence and infrastructure for decentralized markets. Moonberg processes more than 700 real-time data streams, from on-chain activity to market narratives, to generate actionable insights. Its consumer product, Obzidian, is an agentic trading terminal designed to research, monitor, and execute across markets around the clock. We’re looking for a highly experienced engineer who can own architecture and implementation across frontend, backend, and Web3 integrations. You should be comfortable scaling data-intensive systems, solving production problems, and making technical decisions with substantial autonomy. Build and scale decentralized applications integrating wallets, DeFi protocols, and on-chain data. – Build and improve infrastructure supporting large volumes of real-time market and blockchain data. – Take features from technical design through implementation, deployment,



and production support. 10+ years of professional software development experience. – Strong proficiency in TypeScript, React, and Node.js. – Hands-on experience shipping Web3 applications or integrations into production. – Experience integrating wallets, DeFi services, on-chain data, and third-party Web3 packages or APIs. – Experience designing and scaling data-intensive systems. – Fluent English. – The ability to work independently, communicate clearly, and take ownership in a fast-moving startup. The role suits someone comfortable with startup intensity, broad responsibility, and accountability for production outcomes. Fully remote work with adaptable hours. – Apply through G2i with your resume and links to your GitHub, portfolio, or relevant projects. Please highlight your production Web3 experience and your contributions across frontend, backend, and blockchain integrations.

📌 Senior Fullstack Developer (España)
🏢 G2i
📍 España