Fullstack Engineer at Ethena

Job Description

Key Responsibilities

• Design, develop, and maintain the React Web3 application, focusing on user experience, security, and scalability for minting and staking USDe.
• Implement and optimize the Python-based off-chain backend infrastructure, ensuring efficient event listening, custody position management, and order routing systems.
• Integrate with custody and exchange providers to build and maintain real-time data pipelines for tracking solvency and equity positions of internal accounts.
• Collaborate with cross-functional teams to refine product development strategies, including smart contract interactions and system architecture.
• Lead the design and implementation of innovative DeFi solutions, exploring new protocols and improving existing ones to enhance platform capabilities.
• Provide technical mentorship to junior engineers, guiding them in best practices for blockchain development, system design, and code quality.
• Ensure compliance with security standards and regulatory requirements while developing and maintaining decentralized financial systems.
• Conduct code reviews, debug complex issues, and optimize performance across both frontend and backend components of the platform.
• Stay updated on emerging trends in Web3 and DeFi technologies, and apply relevant advancements to improve system efficiency and user engagement.
• Document technical processes, APIs, and system architecture to facilitate knowledge sharing and onboarding for new team members.

Job Requirements

• Proven experience as a full-stack developer with a strong background in building Web3 applications and blockchain infrastructure.
• Expertise in React for frontend development, including state management, component architecture, and integration with blockchain APIs.
• Proficiency in Python for backend development, with experience in event-driven systems, RESTful APIs, and distributed computing frameworks.
• Deep understanding of DeFi protocols, smart contracts, and blockchain technologies such as Ethereum, Solidity, and Web3.js.
• Experience with off-chain infrastructure, including custody solutions, order routing systems, and real-time data processing tools.
• Knowledge of DevOps practices, including Docker, Kubernetes, CI/CD pipelines, and cloud infrastructure (AWS, GCP, etc.).
• Ability to work independently and collaboratively with cross-functional teams, including product managers, data engineers, and compliance officers.
• Strong problem-solving skills and a proactive approach to debugging, optimizing, and scaling decentralized systems.
• Excellent communication skills to articulate technical concepts to non-technical stakeholders and collaborate with external partners.
• Preferred: Experience with blockchain security audits, regulatory compliance frameworks, and decentralized finance (DeFi) product development.
• Education in computer science, software engineering, or a related field, with a demonstrated track record in blockchain or Web3 projects.
• Passion for innovation in decentralized finance and a commitment to building secure, scalable, and user-friendly blockchain solutions.