Job Description
Key Responsibilities
- Design and implement user-facing features for MetaMask's web and mobile applications
- Collaborate with UI/UX designers to translate concepts into responsive, accessible interfaces
- Work closely with QA engineers to ensure robust testing and debugging of frontend components
- Optimize application performance and security through code refactoring and best practices
- Develop and maintain reusable UI components that align with our design system
- Implement critical security features to protect users' private keys and transaction data
- Conduct code reviews and mentor junior developers in frontend best practices
- Stay updated with emerging frontend technologies and evaluate their impact on our product
- Participate in cross-functional meetings to align on product roadmap and technical requirements
- Ensure compatibility across multiple browsers and devices while maintaining a consistent user experience
Job Requirements
- Proven experience as a frontend developer with a minimum of 5 years in professional software development
- Expertise in JavaScript, TypeScript, and modern frontend frameworks (React, Vue.js, or Angular)
- Strong understanding of web3 technologies and blockchain concepts
- Experience with state management solutions like Redux or MobX
- Knowledge of backend systems and APIs (Node.js, GraphQL, or RESTful services)
- Proficiency in version control systems (Git) and collaborative development workflows
- Ability to write clean, maintainable code with a focus on security and performance
- Experience with testing frameworks (Jest, Cypress, or Selenium)
- Understanding of DevOps practices and CI/CD pipelines
- Excellent problem-solving skills and attention to detail
- Strong communication skills to collaborate effectively with cross-functional teams
- Ability to work independently and manage multiple priorities simultaneously
- Experience with responsive design principles and cross-browser compatibility
- Knowledge of accessibility standards (WCAG) and inclusive design practices
Preferred Qualifications
- Experience with decentralized application (dApp) development and blockchain integration
- Background in cryptocurrency security and privacy protocols
- Knowledge of Ethereum and other blockchain networks
- Experience with containerization technologies (Docker, Kubernetes)
- Understanding of smart contract interactions and frontend integration
- Experience with performance optimization techniques for web applications
- Ability to implement advanced security features like encryption and secure authentication
- Experience with open-source development and community contributions
- Knowledge of modern build tools (Webpack, Vite, or Rollup)
- Experience with cloud platforms (AWS, Azure, or GCP)
- Understanding of scalability and reliability in distributed systems
- Experience with agile development methodologies and Scrum practices
- Ability to create documentation for frontend components and APIs
- Experience with user research and usability testing methodologies
Company Overview
MetaMask is a leading provider of cryptocurrency wallet solutions that enable users to interact with decentralized applications (dApps) on the Ethereum blockchain. Our mission is to make blockchain technology accessible to everyone by creating secure, user-friendly tools that empower individuals to manage their digital assets with confidence. We are a fast-paced, innovative team that values transparency, security, and user experience in all aspects of our work.
Why Join Us
As a Senior Frontend Engineer at MetaMask, you will have the opportunity to work on cutting-edge blockchain technology that is shaping the future of finance and digital assets. You will collaborate with a talented team of engineers, designers, and product managers to create solutions that prioritize security and usability. We offer a dynamic work environment that encourages creativity, innovation, and continuous learning, with the potential to make a meaningful impact on the blockchain ecosystem.
