Rice is the largest/second largest Chinese food delivery app in Barcelona and Madrid. Lead a team of 8 Engineers and 1 UI/UX designer who are based in China. Acting as both full-stack engineer and engineering manager. Responsible for planning, developing, releasing, and maintaining of company’s technology products. o customer-facing iOS and android frontend application;
o restaurants, driver facing frontend business portal;
o core backend services that are responsible… Show more Rice is the largest/second largest Chinese food delivery app in Barcelona and Madrid. Lead a team of 8 Engineers and 1 UI/UX designer who are based in China. Acting as both full-stack engineer and engineering manager. Responsible for planning, developing, releasing, and maintaining of company’s technology products. o customer-facing iOS and android frontend application;
o restaurants, driver facing frontend business portal;
o core backend services that are responsible for data presentation, transactions processing, route scheduling, business-facing content management APIs, etc. Planned and migrated all of the parent backend and frontend services to the newly 
started tech stack in 3 weeks. Tech stack included: AWS S3, AWS Route 53, AWS ECS, AWS code pipeline, AWS EC2, AWS SQS, AWS SSM, MongoDB, elasticsearch+kibana, Twilio, Firebase, Sentry, Onesignal, etc 
 Lead the revamping of the company’s mobile applications. 
 Set guidelines to lower communication costs built from multi-timezone(EU, US, 
China) and multi-department by using dedicated slack channels and 
knowledge-sharing platforms like Confluence, using ticket tracking platforms like Jira. 
 Built a passionate and energized tech team and contributed to the 30% increase of 
Gross Merchandise Value monthly. Show less

Founder, lead a team of 3 developers(including me) built an e-commerce application for pet products from the ground up. The application consists of frontend(WeChat mini-app, implemented using react-hook) and backend(implemented using Node’s framework Egg.js, express like). I am responsible for task planning, cloud architecture design, backend and frontend architecture design, and product delivery.

Implemented the backend logic for CRUD operations.Utilizing MySQL database to store critical business data. Conducted research on various recommendation algorithms.ultimately applying "User-Based Recommendation" to drive business outcomes.

Developed a management module for the Dynamic Operating System in .NET, enabling managers to assign team members and monitor their performance through comprehensive dashboards and reports. Designed and implemented interactive webpages using Knockout.js and Wijmo.js. Created a map dashboard to track vehicles, routes, and weather conditions.