Agile Programming Methodologies, Amazon Web Services (AWS), Apache JMeter, Apache Kafka, Apache Struts, Application Programming Interface (API), Artificial Intelligence (AI), CSS (Cascading Style Sheet), Cloud Computing, Communication Skills, Concurrency, Concurrent Programming Language Family, Cross-Functional, Customer Support/Service, Distributed Computing, Enterprise Applications, Enterprise JavaBeans (EJB), GitHub, Gradle, HTML (HyperText Markup Language), Health Plan, High Reliability, Information Technology Consulting, Internet Technology, Java, Java Platform Enterprise Edition (Java EE/J2EE), Java Servlets, JavaServer Pages (JSP), Linux Operating System, Maven, Messaging Technology, Microservices, MongoDB, Multithreaded Programming, NoSQL, Operating Systems, Order Management, Performance Management, Performance Testing, Performance Tuning/Optimization, Problem Solving Skills, Prototyping, Python Programming/Scripting Language, Quest Software JProbe, REST (Representational State Transfer), Retail, Retail Management, SQL (Structured Query Language), SQL Databases, Scalable System Development, Software Design, Software Development, Software Engineering, Source Code/Configuration Management (SCM), Spring Framework, Systems Maintenance, Systems Scalability, Test Tools, Unix Operating Systems, Unix Shell Programming, User Interface/Experience (UI/UX), Web Programming, XML (EXtensible Markup Language)