Senior Frontend Developer (Web3 Experience Required)

Job Title: Frontend Engineer – Web3 (React / Next.js / Blockchain)
Experience Required: 3+ years (Blockchain / NFT / RWA experience preferred)

About the Role
We’re looking for a Frontend Engineer who can take ownership of the Tiamonds NFT Marketplace — a blockchain-based platform built at the intersection of Web3 and Real World Assets (RWA).
 You’ll be responsible for maintaining, scaling, and improving a production-grade React/Next.js architecture, integrating it with blockchain and backend systems, ensuring top-tier performance, SEO, and user experience.
This role demands a developer who not only writes great code but also thinks architecturally, leverages modern AI tools for faster delivery, and takes full ownership from ideation to deployment.Key Responsibilities

• Maintain and enhance the Tiamonds NFT Marketplace frontend using React.js and Next.js.
• Collaborate with Product Managers and Designers to implement new features, estimate timelines, and deliver quality releases via Agile and JIRA workflows.
• Integrate blockchain and backend systems (Node.js, MongoDB) using Ethers.js, Web3.js, wagmi, and web3modal.
• Work with Figma to convert designs into pixel-perfect, responsive, and accessible interfaces.
• Implement and optimize SEO best practices for better ranking and performance (SSR/SSG/ISR, meta tags, schema, sitemap).
• Use AI-assisted development tools (ChatGPT, Claude, Cursor, GitHub Copilot, etc.) for faster debugging, documentation, and refactoring.
• Maintain CI/CD pipelines and enforce code standards using Husky, lint-staged, and ESLint.
• Manage application state efficiently using Redux Toolkit, Zustand, Context API, and middleware like Thunk/Saga.
• Follow a modular, scalable architecture with code splitting, lazy loading, and memoization for performance optimization.
• Conduct frontend testing using Jest, Mocha, and React Testing Library.
• Collaborate with backend and blockchain teams for seamless API and smart contract integrations.
• Participate in architectural planning, refactoring, and knowledge transfer sessions.
• Ensure adherence to best practices, clean architecture, and consistent documentation.

Frontend Frameworks:

• React.js (Hooks, Context, lifecycle, optimization)
• Next.js (Routing, SSR, SSG, ISR, API routes, SEO)

UI / Styling:

• Tailwind CSS, SCSS, Bootstrap, Styled Components
• Strong understanding of design systems and Figma collaboration

State Management:

• Redux Toolkit, Zustand, Context API, Thunk/Saga

Blockchain / Web3:

• Ethers.js, Web3.js, wagmi, web3modal
• Understanding of NFTs, smart contracts, and token standards (ERC-20, ERC-721, ERC-1155)
• Hands-on integration of blockchain data and wallet functionality

Backend Integration:

• RESTful APIs, Node.js, Express, MongoDB (integration-level understanding)

Testing Frameworks:

• Jest, Mocha, React Testing Library
• Unit testing, integration testing, and snapshot testing experience

Architecture & Performance:

• Component-driven architecture
• Memoization, code splitting, lazy loading, caching strategies
• Understanding of frontend system design principles

DevOps & Tooling:

• Git, GitHub, GitLab, CI/CD pipelines
• Husky, lint-staged, ESLint, Prettier
• Axios, React Router, authentication, cookies/session handling

AI & Productivity Tools:

• Proficiency in using AI coding assistants like ChatGPT, Claude, Cursor, GitHub Copilot, etc.
• Ability to leverage AI for faster debugging, code reviews, testing, documentation, and architecture suggestions.

SEO:

• Meta tags, Open Graph, schema markup, sitemap, canonical tags
• Core Web Vitals optimization and accessibility improvements
• Familiarity with Google Search Console, Lighthouse, and analytics

Nice to Have

• Experience deploying or interacting with smart contracts
• Familiarity with analytics tools (GA4, Mixpanel)
• Exposure to internationalization (i18n) and Docker environments
• Strong interest in AI-driven frontend development workflows

Soft Skills

• Strong sense of ownership and accountability
• Excellent communication and teamwork
• Ability to work independently and make key technical decisions
• Passion for Web3, NFTs, AI, and cutting-edge technologies

Ideal Candidate
You are someone who:

• Writes clean, maintainable, testable code
• Has deep expertise in React, Next.js, and frontend architecture
• Understands the bridge between frontend, backend, and blockchain
• Uses AI tools to deliver faster and smarter solutions
• Can take full ownership of a production-grade Web3 product.