Senior/Staff Java Engineer - Web3 Wallet Defi Earn
Core
Designing and building the backend architecture for OKX Wallet Earn (DeFi yield aggregation) and the AI Agent Marketplace infrastructure.
Role type
Senior/Staff Java Engineer (Web3/DeFi)
Builds
On-chain aggregated investment platform, risk control systems, multi-chain asset/position platform, and AI Agent core modules.
Domain
Web3, DeFi, AI Agents
Deliverable
production ML models | product features | infrastructure
Required skills
Java, Spring Boot, Spring Cloud, MySQL, Redis, Message Queues, RPC, Distributed Systems, DeFi Protocol Mechanics, Smart Contract Fundamentals, Systems Architecture, Production Debugging
Preferred skills
EVM/Solana/Tron chains, Smart Contract Development, High-concurrency Trading Systems, On-chain Risk Control, AI Agent Platforms
Technologies
Java, Spring Boot, Spring Cloud, MySQL, Redis, MQ, RPC, EVM, Solana, Tron
Responsibilities
Design and optimize backend architecture for Wallet Earn; build risk control platforms; improve protocol integration efficiency; contribute to multi-chain asset platforms; own AI Agent Marketplace core modules; ensure system stability and resolve complex production issues; improve observability and exception handling.