- Developed a platform to match corporate talents with volunteer opportunities at nonprofits- Utilized React to create responsive UI and Redux to manage state sharing across components- Designed REST APIs with Axios and Express.js to facilitate CRUD of user data with MongoDB- Implemented Socket.io and AWS ElastiCache for real-time interactivity and fast content caching- Architectured and deployed the web server on EC2 instances behind load balancer and autoscaling group, stored user avatar data with S3 and distributed static UI with CloudFront as CDN- Setup automated CI/CD with AWS CodePipeline that ships codes to production from Github- Managed project progress, sprint tasks, and issue backlogs with Jira and Scrum methodology- Performed code review, code restructure/refactor, and constant updates in a collaborative manner

- Conducted quantitative analyses with Excel and Power Pivot to measure performance, identify insights, and develop strategies for clients that worth over 20 billions in the retail industry- Measured the impact from the switch of flyer distributor with regression model- Utilized company’s master survey data for market segmentation based on age cohort- Collaborated with data team and strategy team to ensure smooth process of each project