Full Stack Developer (Blockchain)

As a Full Stack Developer at HKE Holdings, you own requirements analysis, solution design, and end-to-end development of blockchain wallet systems. Your work spans wallet management, on-chain transactions, and asset reconciliation, working closely with product, risk control, and QA teams to integrate, verify, and deliver production systems.

What you'll do

• Conduct requirements analysis and solution design for wallet systems covering wallet management, on-chain transactions, and asset reconciliation
• Deliver full-stack development across backend and frontend, with independent ownership of end-to-end feature delivery
• Collaborate with product, risk control, and QA teams to complete system integration, functional verification, and delivery
• Continuously optimize system security, stability, and performance, promptly identifying and resolving operational issues

What you bring

• Bachelor's degree or above in Computer Science or a related field, with 3+ years of software development experience
• Proficiency in backend languages such as Go or Java, and frontend frameworks like React or Vue
• Solid experience with MySQL and Redis, including concurrency control, idempotency, and data consistency patterns
• Familiarity with blockchain and digital asset wallet technologies, including cold/hot wallets, address and key management, transaction signing, and on-chain confirmation mechanisms
• Practical experience with AI-assisted development tools for coding, debugging, and testing, and the ability to review and verify generated code
• Ability to track and understand regulatory policies related to digital assets and wallet operations, and identify their impacts on business workflows and technical implementations
• Work authorization in Hong Kong

Nice to have

• Proficiency in Cantonese