Mary Muller Email and Phone Number

SpeedPay Billing Software, ACI Interchange, ACI Acquirer, and ACI Issuer• Helped maintain ACI’s reputation for producing quality software by bringing the customer point of view to software testing augmenting the structural testing performed by the developers utilizing both black box and white box testing techniques.• Boosted customer confidence through careful requirement review, verification and validation, while working closely with the developers and architects to resolve any differences.• Improved the user experience by participating in Root Cause Analysis, identifying process changes needed.• Increased efficiency by acting as subject matter expert on specific topics, supporting people within the SCRUM team, or across teams. Became a known source for the creation of detailed notes, instructions, and reference material in addition to providing one to one or group training.• Accelerated task completion by executing Follow the Sun workflow handing off tasks to other geographies as appropriate.• Enabled meeting tight deadlines by performing extensive training and careful knowledge transfer sessions during and after my transition from one project to another and one product to another.• Avoided costly schedule delays by identifying risks early on, prioritizing tasks and finding solutions.• Saved testing team valuable time by performing environment setup for the group, augmenting the test bed archive and contributing to the knowledge-base of known errors and how to resolve them.• Ensured ACI’s product remained compliant with the Payment Application Data Security Standard (PA-DSS) by conducting internal audits and taking responsibility for the successful completion of an external audit.