ABAP Programming Language, Acceptance Testing, ActionScript, Agile Modeling, Agile Programming Methodologies, American National Standards Institute (ANSI), Application Programming Interface (API), Ariba, Atlassian JIRA, Billing, Business-to-Business (B2B), Cloud Applications, Cloud Computing, Computer Science, Cryptography, Customer Support/Service, EDIFACT (Electronic Data Interchange For Administration Commerce and Transport), Ecosystems, Electronic Data Interchange (EDI), Error Handling, Financial Services, Financial Systems, Groovy Programming Language, Java, Java Message Service (JMS), Node.js, OAuth, Performance Tuning/Optimization, Problem Solving Skills, Procure to Pay/Purchase to Pay (P2P), REST (Representational State Transfer), RFC, Reengineering, SAP, SAP BAPI (Business API), SOAP (Simple Object Access Protocol), Scalable System Development, Scripting (Scripting Languages), Secure/SSH File Transfer Protocol (SFTP), Service Level Agreement (SLA), Software Development, Sprint Planning, Standup Meetings, System Integration (SI), Systems Scalability, XSLT (Extensible Stylesheet Language Translation)