STEVEN SUN

Development of state-of-art mobile form solutions for field-service teams.

• Excelled in delivering production-ready code in strict adherence to SCRUM timeline using Java, Eclipse, Gradle, Tomcat, AWS (Elastic Beanstalk, RDS, S3), and MySQL, from design to deployment.
• Architected and optimized mobile-form submission APIs to improve customer satisfaction using Spring MVC and Swagger/OpenAPI, speeding up real-time field automation and streamlining data workflows.
• Designed and implemented efficient unit/integration tests for cross-platform features using JUnit and Jenkins, leading to over 50% reduction in escalation rate.
• Refactored form builder UI using Javascript/REACT in collaboration with frontend and UX teams.
• Improved product uptime by troubleshooting and orchestrating deployment using kubernetes, docker and shell.

Automating database maintenance and file I/O operations.

• Designed and implemented .NET/C# application that automated document upload and download to SharePoint using VSCode, improving client satisfaction by 40%.
• Developed and published real-time database health-monitoring dashboard using regression analysis, SQL, and Power BI, that automated RAM and network spike alerts.
• Engineered Java applet by implementing queuing theory algorithms to reduce risks in vulnerable operating systems, which minimized response time by over 25%.

Implementing cutting-edge statistical learning models for anomaly detection.

• Automated classification of import entries with natural language processing, using SpaCy and Jupyter Notebook, leading to 100 times faster execution, and saving over 700 days of labour.
• Developed kernel density estimation statistical model employing violin charts that exposed over 3000 cases of food fraud from more than 10 countries with 97% accuracy using R and Power Automate.