FillX is building the next-generation hybrid DEX combining CEX-speed trading with DEX-level security. Powered by Orderly Network, we create an all-in-one trading platform with AI-powered signals, social trading, and one-click execution.
We are looking for a Full-Stack Developer to build our trading platform, backend APIs, and blockchain integrations.
Responsibilities:
- Build and maintain trading platform frontend with React and Next.js
- Develop backend APIs for AI signal system, social features, and trading
- Integrate with Orderly Network SDK for on-chain trading
- Implement WebSocket connections for real-time market data
- Build user authentication, account management, and KYC flows
- Optimize performance for low-latency trading experience
Requirements:
- 3+ years of full-stack development experience
- Strong proficiency in React/Next.js + Node.js (or Python)
- Experience with WebSocket, real-time data, and REST APIs
- Database experience (PostgreSQL/MongoDB/Redis)
- Familiarity with blockchain/Web3 concepts
- Good English communication skills
Nice to Have: DeFi/DEX experience, TradingView integration, AI/ML APIs, TypeScript, Docker/Kubernetes
What We Offer:
- $2,500-$4,000/month
- 100% Remote - work from anywhere
- Flexible hours - async-first team
- Token allocation - early team equity
- Direct access to founders