Job description
Responsibilities
Design, develop, and maintain backend systems for Web3 wallet and blockchain-related products.
Build and optimize services for on-chain data acquisition, parsing, indexing, and analysis.
Participate in the full development lifecycle, including architecture design, coding, testing, deployment, troubleshooting, and performance tuning.
Work closely with blockchain engineers and cross-functional teams to implement and integrate the latest blockchain technologies and on-chain features.
Investigate, troubleshoot, and resolve technical issues related to product functionality, blockchain interactions, and system stability.
Collaborate with product managers and other engineering teams to deliver new features and continuously improve existing products.
Participate in on-call rotation and support emergency incident handling for owned systems.
Requirements
Bachelor’s degree or above in Computer Science, Software Engineering, or a related field.
3+ years of backend software development experience.
Hands-on experience in Web3, blockchain, or wallet-related development is required, including familiarity with on-chain interactions, blockchain data structures, transaction flows, and smart contract integration.
Strong understanding of blockchain fundamentals and mainstream ecosystems such as Bitcoin, Ethereum, and other public-chain architectures.
Experience with Java and related backend frameworks is a plus.
AI-related engineering experience is a strong plus, such as experience with LLM applications, model optimization, or agent workflow integration.