Job Description: - We are seeking a full-stack engineer with solid Node.js back-end expertise who can also efficiently develop front-end interfaces. - You will take part in developing the user center, operations management console, promotional pages, and various API services to support critical pre-launch preparation and rapid post-launch iteration. Core Responsibilities: - Lead full-stack development of internal operation systems, admin consoles, and marketing campaign pages using Node.js and Vue/React. - Design and implement high-availability, secure APIs to support front-end business logic and operational requirements. - Collaborate on end-to-end integration and optimization of core workflows such as user registration, KYC, invitations, and asset queries. - Assist in establishing foundational engineering infrastructure, including CI/CD pipelines, logging and monitoring systems, and access control. - Work closely with product managers, designers, and back-end teams to ensure timely delivery of high-quality features. Requirements: - Minimum 3 years of full-stack or back-end development experience, with proficiency in Node.js (Express or NestJS) and strong database design skills (MySQL, PostgreSQL, Redis). - Solid front-end development experience with Vue 3 or React (TypeScript), capable of independently delivering medium- to large-scale admin interfaces. - Understanding of Web3 fundamentals; on-chain interaction experience is a plus. - Strong focus on code quality and testing, with hands-on experience in Git, unit testing, and API documentation standards. - Proactive, clear communicator with strong execution skills, able to adapt in an early-stage team environment. - Able to read and write technical documentation in English. - Experience building systems for finance, payments, or trading platforms is highly desirable. - Familiarity with Docker, Nginx, and cloud deployment on AWS or Alibaba Cloud. - Practical awareness of front-end performance optimization and web security practices (XSS/CSRF prevention).