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Project Leader / Infra Serv IT Specialist II
Senior Mainframe Consultant.
MexicoProject Leader / Infra Serv IT Specialist II at Minsait / Santander Global Tech
Collaborated with business and technical teams to validate migration requirements and managed batch execution across Mainframe and Micro Focus environments. Performed delta data migration between DB2/Oracle and developed an in-house tool for data masking.
MainframeMicrofocusDB2OracleBatch ProcessingData MigrationData MaskingCOBOLJCLCICS
Worked as a senior developer on credit card systems for a major bank.
MainframeCOBOLJCLCICSDB2Credit Cards
Coordinated development efforts and provided technical guidance to cross-functional team members. Supported the full application lifecycle including analysis, development, testing, and deployment.
Technical LeadershipSoftware DevelopmentData MigrationApplication MaintenanceSDLCTestingDeployment
Led the mainframe QA team, overseeing quality assurance processes and testing activities.
Quality AssuranceMainframeTeam LeadershipTesting
Designed and developed automated data conversion processes for a loans application. Implemented data validation, cleansing, reconciliation, and error-handling mechanisms, and provided Tier-2 production support.
Data ConversionData ValidationData CleaningReconciliationsError HandlingProduction SupportLoansMainframe
Developed and maintained loan module applications for a major bank.
MainframeCOBOLJCLCICSDB2Loans
Led a team responsible for the loans module, coordinating development and support activities.
Team LeadershipMainframeLoansCOBOLJCLCICS
Developed and maintained loan module applications, performing analysis, coding, and testing.
MainframeCOBOLJCLCICSDB2Loans
Earned the IBM Z Xplore (Advanced & All Star) certification in 2026.
Earned the IBM Z Xplore (Advanced & All Star) certification in 2026.
Earned the IBM Mainframe Developer certification in 2026.
Earned the IBM Mainframe Developer certification in 2026.
Earned the Enterprise Developer Core Business Systems Developer Certified Professional certification in 2023.
Earned the Enterprise Developer Core Business Systems Developer Certified Professional certification in 2023.
Earned the Enterprise Analyzer Core Business Systems Analyst Certified Professional certification in 2023.
Earned the Enterprise Analyzer Core Business Systems Analyst Certified Professional certification in 2023.
Earned the Scrum Fundamentals Certified (SFC) certification in 2020.
Earned the Scrum Fundamentals Certified (SFC) certification in 2020.
Completed a Bachelor of Science in Computer Science in 2004.
Completed a Bachelor of Science in Computer Science in 2004.