Roger Rolf Email & Phone Number

With over 30 years of extensive experience working with IBM midrange servers, I have honed a deep expertise in both development tasks and professional services (PS) management roles. Throughout my career, I have played a pivotal role in deploying, managing, and optimizing IBM systems, contributing significantly to operational efficiency and business success. My comprehensive knowledge spans various aspects of IBM midrange environments, including system architecture, database management, and application development. I am adept at leading cross-functional teams, driving strategic initiatives, and delivering innovative solutions tailored to meet evolving business needs. My commitment to excellence and continuous improvement has consistently resulted in successful project outcomes and enhanced client satisfaction. As a seasoned professional, I bring a wealth of experience, technical acumen, and a proven track record of success in managing and executing complex development and management projects within the IBM ecosystem.Development and Technical Expertise: In recent years, I have focused on programming and technical skills, acquiring knowledge in Apache Tomcat server management and Java programming, with a primary focus on PCI compliance, credit card processing, and sales tax rules. I have integrated IBM iSeries platforms with cloud-based applications like Avalara, CyberSource, and Chase Paymentech, enabling real-time data updates. My work also includes POS terminal integrations with legacy ERP software.Technical Skills: Advanced RPGLE, ILE, and freeform RPG, Rational Developer for i (RDi), Service programs and modules, Java, Basic Python, Apache Tomcat server native deployment on iSeries, NetSuite CRM integration, MQ Series and message handling, Dell Boomi integration projects, CL, CLLE, CMD, etc.Jira and GIT repository, Development tools: Eclipse, RDi, VSC, API libraries: Postman, Microsoft Office Suite, Flow chart tools: Visio and yEDIntegrate design work and task handling via Jira task management tools. Familiar with Agile development as well as other types of design approaches. I am a daily user of Jira and was responsible for the initial rollout in our company to 40 employees. I have written many Functional and Technical design documents as well as provided budgets for complex projects. I have worked with Agile development and using its methodology in projects across project teams. I interact with business decision makers at C level as well as any resource underneath.

Listed skills include Integration, Software Development, Enterprise Software, Business Analysis, and 46 others.