• Built a stock recommendation web and mobile application in Java, Spring Boot, React.js and React Native

• Implemented backend services using Java, Spring Boot, Hibernate, JWT, MySQL and Junit5

• Used Docker to containerize services, and GitHub Action to automate the CI/CD pipeline

• Deployed the Docker images to AWS ECR and ran the services on AWS ECS with AWS RDS database

• Implemented Mobile frontend using React.js with Yarn, Webpack and Bootstrap

• Applied Redux middleware using redux-promise, redux-thunk and redux-saga

• Built backend RESTful API with Node.js, Express.js, PostgreSQL and deployed to AWS EC2

• Integrated Google Map API to help to find recycle center direction service

• Implemented web crawling pipeline using Beautiful Soup and Scrapy to categorize recycle product