• Led a R&D team of 8 members and responsible for their performance appraisal. • Build up scrum team and code review system with well-structured documents. • Developed Node.js RESTful API service based on GCP Kubernetes for 40,000+ users from 25+ countries with high extensibility and DB scheme design based on Google CloudSQL / MySQL. • Developed VR content platform website based on Vue.js/Aframe.js supported over 10 VR devices and most of browsers. One can use the platform to create VR tour and share to any other users in the world. • Developed VR capture Android & iOS app for 40,000+ users from 25+ countries saving 90% time and 90% money for create virtual tours. • Developed deep learning model for layout prediction which has 80% accuracy with few datasets and implemented the SFM algorithm for reconstruct 3d model from few panoramas.

• System architecture planning for AR content platform and integrated third-party payment. • Android/iOS app for Sinyi Realty Inc. for over 3,000 users. • Developed AR engine on mobile app with 60 FPS and less than 150MB memory usage. • AR/VR glasses app based on Unity3d includes HTC Vive, Oculus, Google Glasses and Google Cardboard. • API/DB server based on BaaS which supported 3,000+ daily users. • Wide-angle AR extended tracking algorithm which improve the effective tracking distance from 1 meter to 10 meters.