Lead Frontend Developer (React, TypeScript)

Company: Relay
Location: San Diego
Posted on: May 20, 2025

Job Description:

Relay is building the web3 messenger. We are looking for talented and motivated front-end engineers of all experience levels. Relay engineers thrive in a high-growth, high-velocity environment where success depends on the highest levels of communication, code quality, and pragmatism. Each engineer must be able to individually own a slice of the Relay codebase while also maintaining a working knowledge of others. Accordingly, Relay is looking for team members who are not only highly-skilled individual contributors but also strong collaborators and communicators.Technical Responsibilities

• Facilitate technical growth for all members of the development team
• Develop, shape, and maintain technical processes and workflows
• Set the tone in terms of craftsmanship standards and code quality
• Carefully implement critical UI components, shared functionality, and certain subsystems (like monitoring, testing, validation, etc)
• Rapidly implement functional UI elements from design mocks and workflow diagrams, with an eye toward correctness and readability.
• Active and thoughtful participation in discussions surrounding ticket specification, design review, etc.
• Participate in active, intentional, and thorough code reviews.Lead Responsibilities
• Actively participate in GitHub discussions, issues, and pull requests
• Provide technical support and guidance in both GitHub and Discord
• Participate in growing the development teamRequirements

• 5+ years building production, customer-facing React applications.
• 7+ years of experience building production, customer-facing frontend applications (using React or any other frontend toolchain).
• 1 year of TypeScript experience
• Minimum 3 years working with any strongly typed programming language
• Minimum 1 year leading or 2 years contributing to a web3-centric project
• Very strong verbal and written communication skills.
• Very strong understanding of idiomatic UI implementation patterns
• Deep understanding of JavaScript and TypeScript
• Strong understanding of the browser programming environment (the DOM, data-fetching APIs, storage APIs, sessions, HTTP, caching, etc).
• Working understanding of public key cryptography (encrypting, signing, etc) and associated user flows
• Desire to work in a semi-public-facing role as an OSS maintainerRelay's benefits include unlimited and encouraged time off, 100% company-paid medical, dental, & vision for you and your dependents, 2-3x/week company lunches at local restaurants, and for remote employees: up to $2,000 USD home office setup stipend (all benefits are subject to applicable taxes and based on eligibility).
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Keywords: Relay, Encinitas , Lead Frontend Developer (React, TypeScript), IT / Software / Systems , San Diego, California