About

Baicong Gu is a proficient Back-End Developer with over 2 years of experience in Web Application Design, Development, Testing, and Maintenance phases using Java/J2EE technologies. He is highly skilled in writing well-designed and efficient code using Java, SQL, and JavaScript. Baicong is an expert in frameworks including Spring, Hibernate, and AngularJS, and has a deep understanding of Backend Development, Testing, and Integration. Currently working as a Back-End Developer at Walmart Labs, Baicong is a part of the Infinity team responsible for developing an anomaly detection module in an agile environment with daily scrum meetings. He has implemented Java and Spring frameworks to develop business components and utilized Kafka and RESTful Web Services for communication between applications. Baicong has also implemented Spark to process batch and stream data and written queries to fetch data from MariaDB, Elasticsearch, and Solr. He has utilized Looper for continuous integration and deployment, which is based on Jenkins, and deployed in stage and production environments in OneOps. Baicong performs unit tests with JUnit and Mockito and coordinates with teammates for integration tests. He uses Maven for dependency management and Git as a repository to manage application code and track code changes. Prior to his current role, Baicong worked as a Back-End Developer at Sam's Club, where he was responsible for new logic development and bug fixing in an agile environment with daily scrum meetings. He developed the service layer using Java, utilized Spring IoC to create new objects in the Spring container, and used JDBC in the persistence layer. Baicong wrote SQL statements for data retrieval and updating in an Oracle 10g database and integrated SOAP Web Services with the application for communication with other ends. He coordinated with the Support team for production deployment in OneOps and captured real-time log messages and reports in Splunk. Baicong performed unit tests using JUnit and Mockito, coordinated with the QA team for integrated tests and stress tests, and provided support for writing load test scripts. He used Git for source code management. Baicong also has experience as a Full Stack Developer Intern at Clinpharma Consulting Global Group LLC, where he implemented Java and Spring frameworks to develop business components and utilized Hibernate as an ORM tool for the implementation of the persistence layer. He integrated Spring MVC and RESTful Web Services to handle requests from the front end and establish communication in JSON format. Baicong utilized SQL to create database tables and manage data in an Oracle