Tandem Consultant (now renamed as HPE NonStop)
Location – Alpharetta, GA or Wilmington, DE, New Jersey
Job Description
Designed and developed HP NonStop/Tandem-based transaction processing applications to support customer’s payment ecosystem, ensuring reliability and scalability in high-volume retail environments.
Implemented system enhancements, installations, and operational walkthroughs, while collaborating with Business Analysts, QA, and cross-functional teams to deliver audit-ready, compliant solutions.
Resolved complex payment processing and authorization issues, improving transaction success rates and customer experience.
Delivered seamless integration with host systems and third-party gateways, developed low-maintenance, reliable code, and provided technical documentation and training for stakeholders.