FrontEnd Developer (Token & DeFi Systems)
Aurelexa is hiring a Frontend Developer to build the core token ecosystem powering our platform. You will work on a production grade system that combines ERC 20 token infrastructure, a high performance backend, real time market data, and a trading-focused application layer.
Responsibilities
Build and maintain responsive trading UI components using React 18 and TypeScript across Swap, Limit, Buy, Sell, Trade, and Markets pages
Integrate real-time WebSocket data into live UI updates order books, price tickers, trade feeds, and candlestick charts
Implement transaction signing and submission for swap, mint, and order flows via Viem, replacing paper trading placeholders with real on-chain execution
Own the wallet connection experience across 8+ providers using EIP-6963, and collaborate with the smart contract developer on ABI integration and on-chain event handling
Connect frontend to backend REST APIs for market data, order management, and swap quotes, ensuring consistent data contracts across the stack
Write clean, well-typed TypeScript with a focus on component reusability, performance, and maintainability
Requirements
3+ years of professional frontend development experience with React and TypeScript in a production environment
Strong proficiency in React 18 hooks, context, component architecture, and performance optimization
Solid experience consuming REST APIs and WebSocket streams for real-time data rendering
Hands-on experience with Tailwind CSS and responsive, accessible UI design
Familiarity with Web3 frontend integration wallet connection, transaction signing, and contract interaction via Viem or Ethers.js
Experience with charting libraries such as lightweight-charts, klinecharts, or TradingView
Comfortable working in a monorepo structure and collaborating across frontend, backend, and smart contract teams
Tech Stack
Frontend: React 18 + TypeScript trading UI, component architecture, real-time data handling
Styling: Tailwind CSS + PostCSS utility-first responsive design, custom animations
Routing: React Router v6 client-side navigation across trading pages
Real-Time Systems: WebSocket client live market prices, order book updates, trade feed streaming
Charting: lightweight-charts + klinecharts candlestick charts, real-time price rendering
State Management: React Context Config, Wallet, Markets, Favorites, PaperTrade providers
Optional Integrations: RainbowKit wallet connection UI, swap quote fetching via backend API
Nice to Have
Experience with RainbowKit or similar wallet connection UI libraries
Familiarity with Viem or Ethers.js for on-chain contract interaction and transaction handling
Prior work on a DEX, trading platform, or any DeFi-related frontend
Understanding of ERC-20 token standards and how they surface in UI flows (balances, approvals, transfers)
Experience integrating TradingView, lightweight-charts, or klinecharts for financial data visualization
Familiarity with WebSocket-driven architectures and managing live data state efficiently
Experience working in an npm workspaces monorepo alongside backend and smart contract teams
Comfort with Hardhat local network for testing frontend-to-contract integration end to end
Eye for financial UI/UX order books, depth charts, trade history tables, and position panels
Why Join Us
Own the frontend end to end from chart interactions and order entry to wallet flows and on-chain transaction submission, your work directly shapes what users see and experience
Build at the intersection of finance and Web3 real-time markets, DEX swaps, limit orders, and on-chain token mechanics all in one product
Collaborate closely with smart contract and backend developers in a small, focused team where your input influences architecture and product decisions
Greenfield features ahead swap execution, fiat on/off-ramps, margin trading UI, and perpetuals are all on the roadmap, giving you room to grow and lead
Remote-first, async-friendly culture with the flexibility to do your best work on your own schedule
Early-stage opportunity to join before scale your contributions will be visible, credited, and lasting
Contract and Payment Terms
You will be engaged as an independent contractor
This is a fully remote role with flexible working hours, with some overlap expected during core collaboration time (10 AM 4 PM EST)
Competitive hourly compensation ($30 $50/hour), flexible based on experience and expertise
Opportunity for performance-based increases and long-term collaboration
Payments are made weekly via ACH, PayPal, or Wise based on services rendered
About Aurelexa
Aurelexa is a global technology company focused on building scalable, high performance digital solutions. We partner with startups and enterprises to deliver innovative products powered by modern technologies and strong engineering practices.