Senior Frontend Engineer

Summary

Join Career Renew and contribute to building leading blockchain wallet infrastructure as a Senior Frontend Engineer. This fully remote position (EU/UK based) requires expertise in modern web and mobile development (iOS/Android), UX design, and fintech/crypto application development. You will design and implement high-quality, user-facing software solutions, ensuring secure, high-performing interfaces. The ideal candidate possesses a sharp eye for detail, excels under pressure, and thrives in dynamic environments. A competitive salary (€100,000-120,000), equity (300-600 stock options), and equipment (MacBook Pro) are offered. Location is flexible within the EU, with optional office access in France.

Requirements

• 6+ years of experience as a Frontend Engineer or similar
• Expert in building UIs using React, Angular, Flutter or Vue.js
• Familiar with WebAuthn and passkey authentication
• Experienced in developing and maintaining SDKs

Responsibilities

• Share the team’s vision, set priorities on the product roadmap, and ensure deadlines and production quality are met
• Bring innovative ideas to solve technical challenges
• Solve front-end challenges with creative and effective solutions
• Contribute to UI (web/mobile) development for the Wallets-as-a-Service platform
• Incorporate fintech and banking UX/UI best practices into crypto wallets
• Ensure secure, user-friendly passkey-based authentication experiences
• Develop and maintain SDKs for smooth client integration
• Implement responsive designs for optimal performance across all interfaces
• Apply and stay updated on security best practices for frontend components
• Review product code to ensure it meets specifications and requirements
• Maintain clear, concise technical documentation
• Address issues quickly and document resolutions
• Collaborate with teams to enhance software development practices
• Stay informed on new technologies and suggest improvements

Benefits

• Salary: €100,000-120,000 per year (full-time work contract)
• Equity: 300-600 stock options (i.e., 0.1-0.2%) vested over 4 years
• Location: France or EU (fully remote with optional access to office)
• Equipment: MacBook Pro and other work essentials