(XSS) Cross Site Scripting, Animation, Application Programming Interface (API), Architectural Services, Artificial Intelligence (AI), Authentication, Best Practices, CSS (Cascading Style Sheet), Caching, Canvas, Coding Standards, Data Visualization, Debugging Skills, Design Patterns Programming Methodologies, Ecosystems, Engineering, Error Handling, GitHub, GraphQL, Internet Application, Internet Security, JavaScript, Keyboards, Leadership, Maintenance Services, Mentoring, Metrics, OAuth, Pagination, People Management, Performance Engineering, Product Design, Professional Services, Project Engineering, Project/Program Management, Quality Assurance Methodology, REST (Representational State Transfer), Refactoring, Requirements Management, Risk Analysis, Search Engine Optimization (SEO), Single Sign-On (SSO), Software Administration, Software Development, Software Engineering, Software Testing, System Integration (SI), Technology Analysis, Test Plan/Schedule, Test Strategy, User Interface Design, User Interface Tools, User Interface/Experience (UI/UX), Web Browsers, Web Content Accessibility Guidelines (WCAG), Web Programming