Manikanta Ketireddy is a highly experienced Mainframe Db2 Consultant specializing in z/OS, currently employed at Fiserv since December 2022, focusing on infrastructure design and database performance for First Data Germany's credit card acquiring solution. Prior to this role, Manikanta held positions at Kyndryl, IBM, Mphasis, Cognizant, and Maintec Technologies, gaining extensive experience in Db2 system programming, installation, migration, maintenance, and modernization initiatives. Manikanta's educational background includes a B.Tech in Computer Science from Jawaharlal Nehru Technological University, Kakinada, earned between 2007 and 2011.