Senior Front-End Engineer, React

🕒 August 4

🗽 New York – Remote

🗽 New York – Remote

⏰ Full Time

🟠 Senior

💻 Frontend Engineer / Web Developer

🦅 H1B Visa Sponsor

This company has sponsored H1B visas in the past.

Apply Now

Find Similar Remote Jobs

Set Up Email Alert For New Jobs

📊 Check your resume score for this job

Improve your chances of getting an interview by checking your resume score before you apply.

Upload Resume

Symbiotic

WebsiteLinkedInAll Job Openings

11 - 50 employees

₿ Crypto

💳 Fintech

🌐 Web 3

Crypto • Fintech • Web 3

Symbiotic is the universal staking framework enabling decentralized networks to bootstrap powerful, fully sovereign ecosystems. Projects use the Symbiotic protocol to source operators and to scale economic security for their decentralized network.

📋 Description

• Participate in all phases of frontend development, including requirements analysis, architecture and design, implementation, documentation, testing, and delivery • Build responsive and accessible user interfaces from Figma designs • Prototype interfaces for testing MVPs • Develop reusable components and maintain them in Storybook • Integrate new features into the existing codebase • Implement blockchain and wallet interactions • Design approaches to client-side state management, server-state synchronization, caching, and error handling • Write unit, integration, and end-to-end tests • Monitor production issues and application performance using Sentry • Contribute to project estimation, planning, and technical decision-making • Review teammates’ code and help maintain engineering standards • Collaborate with engineers, designers, product stakeholders, and company partners

🎯 Requirements

• Expert in modern React and TypeScript, with strong component architecture and type-safe design skills • Production experience with Next.js, Vite, and pnpm-based monorepos • Deep understanding of server-state management with TanStack Query and lightweight client-state management with Zustand or similar • Strong CSS and responsive design fundamentals • Experience with component libraries such as Chakra UI • Ability to turn Figma designs into accessible, reusable components, ideally documented in Storybook • Testing experience across unit, integration, and end-to-end testing using Vitest and Playwright, including asynchronous and wallet-interaction flows • Ability to optimize performance through code splitting, memoization, bundle analysis, and Core Web Vitals • Experience debugging production issues with tools such as Sentry • Security awareness including CSP, secure wallet interactions, input validation, and safe handling of secrets • Familiarity with Git workflows, Docker, and GitHub CI/CD • Basic familiarity with Kubernetes and CDNs • Blockchain frontend integration experience with wagmi/viem, wallet connection flows, transaction lifecycles, and Web3 UX is nice to have • Crypto/DeFi experience is requested in the application form