Agile Programming Methodologies, Application Programming Interface (API), Architectural Design, Code Reviews, Continuous Improvement, Data Modeling, Data Structures, Database Administration, Database Design, GraphQL, High Availability, Java, Leadership, Management Strategy, Mentoring, Microservices, NoSQL, Product Lifecycle, Quality Assurance, Query Optimization, REST (Representational State Transfer), React.js, SQL (Structured Query Language), Scrum Project Management and Software Development, Software Testing, Technical Leadership, Test Plan/Schedule, Time Management, User Experience Design (UXD), User Interface Design, User Interface/Experience (UI/UX)