React Hooks; Component life cycle management using both Context API and Redux State Management; JSX; Modern JavaScript (ES6+); CSS; Responsive UI development; Material UI component library; Frontend testing using both React Testing Library and Snapshot testing; accessibility testing; Modern web accessibility practices; Designing and developing RestfulAPIs using both Java and Spring Boot; Integration testing with Junit; Designing and maintain application data stores using both PostgreSQL and MongoDB; Implementing CI/CD pipelines using GitHub Actions, Jenkins, and ArgoCD; Deploying and operating applications in AWS cloud environments; Integrating applications with enterprise platforms including both LaunchDarkly for feature flag management and Okta for identity and access management; and, Diagnosing and resolving production issues both Splunk and Dynatrace. These states include: Alabama, Alaska, Arizona, Arkansas, Delaware, Florida, Georgia, Hawaii, Idaho, Iowa, Kansas, Maryland, Massachusetts, Michigan, Nebraska, Ohio, Pennsylvania, Texas, Utah, Vermont, and Washington State.