Responsibilities • Design and develop a critical web based internal system, especially the commonly used frontend framework • Design and implement solutions, in fast iterations from prototype to production release to large scales. • Closely working with UED designer, end users and framework users to provide the best solution possible Desired Skills: • Minimum of 5+ years' hands-on experience developing software • Good programming capabilities in JavaScript • Rich Experiences in HTML5/CSS3 • Good programming capabilities in at least one of React/Vue/Angular framework • Deep experiences on UE and UI • Front end Architecture/Performance Tuning/Safety Optimization will be a big plus • Hybrid experience will be a big plus • Innovative, passionate, and team working. Start-up spirited! • Good communication skills in English.