Staff/Senior Java Engineer, OKX Web3 Wallet

📋 Description

• Own core wallet backend modules such as address management, asset synchronization, transaction
• Build transaction and on-chain interaction scenarios including transfers, token approvals, contract
• Support multi-chain and new-chain integration for EVM, Tron, Solana, Layer 2 networks, and new
• Ensure stable operation through monitoring, alerting, rate limiting, graceful degradation, retries
• Drive projects to delivery, coordinating with product, QA, frontend, and infrastructure teams
• Continuously raise engineering quality through design discussions, code reviews, system

🎯 Requirements

• Solid Java backend fundamentals with approximately 5-10 years of Java backend experience
• Strong grasp of Java collections, concurrency, thread pools, JVM, network communication, and common
• Proficient with Spring Boot, Spring Cloud, MyBatis, or comparable stacks
• Experience with complex or high-concurrency systems, including idempotency, retries, compensation
• Strong system design ability to own module- or service-level design and explain core flows, failure
• Knowledge of blockchain or wallet systems, including addresses, public/private keys, mnemonics

🎁 Benefits

• Competitive total compensation
• Comprehensive insurance coverage for you and your dependents
• More benefits to be discussed after you join