Peter Lei Email & Phone Number

• Led the development of the entire Account Service microservices using Python FastAPI framework. • Designed database schema and implemented CRUD operations for login system and integrated Google API for Gmail account access permissions.• Created and packaged SDKs for the Account Service, streamlining the integration process for other developers.• Persisted user metadata info using AWS DynamoDB and wrote, retrieved user images and video data with AWS S3 using Boto3 SDK. Followed the least privilege principle to grant minimum permission to access them.• Implemented CI/CD with GitHub Actions, deployed the project on AWS Elastic Beanstalk.• Worked in an Agile development environment, participating in daily stand-up meetings and code reviews, and utilizing Git and GitHub for version control.

• Designed a Java Spring Boot scheduling system that extracts Cryptocurrency from multiple exchanges, converts the data into a custom data format, and loads it into a PostgreSQL database.• Enhanced the system performance by parallel processing 100+ currencies and handled distributed lock using Redis.• Initiated the system design documentation including data schema, API interface logic design, and physical design.• Uploaded code on GitHub, hooked with Jenkins to build the system, and deployed to an AWS EC2 instance.

Columbus, Ohio, United States

Conducted 2 office hours and facilitated a lab session, serving over 30 students in the CSE1223 Introduction of Java course.

Shanghai, China

• Architected a Java-based inventory control system, which automated inventory tracking and order processing end-to-end process automation, saving 2 hours of manual work daily and improving efficiency by 20%.• Engineered robust backend APIs with Spring Boot to monitor and update product inventory and shelf life in real-time, leading to a 20% reduction in product loss.• Designed the product database schema to updated real-time data into MySQL database and implemented data visualization to alert low inventory and expiring products.