Acceptance Testing, Agile Programming Methodologies, Apache Cassandra, Apache Kafka, Application Programming Interface (API), Best Practices, Cloud Computing, Code Reviews, Coding Standards, Continuous Deployment/Delivery, Continuous Improvement, Continuous Integration, Data Quality, Design Patterns Programming Methodologies, DevOps, Enterprise Architecture, Error Handling, Git, Hibernate, Identify Issues, Integration Testing, JSON, JUnit, Java, Java Persistence API (JPA), Java Platform Enterprise Edition (Java EE/J2EE), Jenkins, Log4j, Maintain Compliance, Maven, Microservices, Microsoft SQL Server, MongoDB, MySQL, NoSQL, Object Oriented Programming (OOP), Performance Tuning/Optimization, PostgreSQL, Problem Solving Skills, Production Systems, Quality Assurance, Query Optimization, REST (Representational State Transfer), Relational Databases (RDBMS), SQL (Structured Query Language), Scalable System Development, Scrum Project Management and Software Development, Software Administration, Software Development, Source Code/Configuration Management (SCM), Sprint Planning, Standup Meetings, Technical Writing, Technical/Engineering Design, Testing, Unit Test