PROFESSIONAL SUMMARY

• 12 years of experience in z/OS Mainframe TSO environments:
• Mainframe Developer and Mainframe Production support analyst.
• Banking service systems (Collections, Credit cards, Loans and Debit cards processes).
• Financial service systems (Stock calculation and global transactions processes).
• Logistics service systems (routes, transportation and package handling processes).
• Banking service systems (Returns & exceptions, Image checks and migration dev - ops).
• 5 years using Agile and Scrum methodologies.
• Quick learner and adaptable to new technologies in short time, wif strong problem solving and algorithm skills, and good ability to follow project standards, quickly at building strong working relationships wif co-workers and management, good analytical and communication skills, ability to work independent wif no supervision and a great team player.

TECHNICAL SKILLS

Language: Cobol, SORT (SYNCSORT, ICETOOL, DFSORT), JCL, Easytrieve, CICS and Natural language.

Development tools and IDEs: TSO, ISPF, WSF2.

Database Technologies: DB2, Spufi, VSAM, Adabas.

Operating Systems: zOS, Windows

Version Control: SCM (Software Change Management), ChangeMan, Endeavor, Control M.

Methodologies: Waterfall, Scrum and Agile.

PROFESSIONAL EXPERIENCE

Senior Mainframe Developer.

Responsibilities:

• Provide analysis, design, development, unit testing, integration testing and implementation for several Bank Host projects (FDR for Credit cards, ALS for Credit loans, Fidelity for Direct deposits and CACS for Collections system).
• Work wif vendors (CGI, FIS, Fiserv) to provide the data files required.
• Using Mainframe languages and tools as COBOL, DB2, SORT and Easytrieve, JCL’s, CONTROL-M, IOF, SCM (Elips to migrate components thru DEV, TEST and PROD environments).
• VSAM files to index data, and File Master to handle files.
• Implementing Code Review Process to compare the New wif Old code and check for vulnerabilities.
• Using Scrum and Agile methodology in all development projects, creating stories and tasks to work wif the development requirements set along wif Business managers.
• Software Change Management (SCM) to handle future changes and enhancements.

Environment: z/OS, Windows, COBOL, SORT(DFSORT, ICETOOLS, SYNCSORT), DB2, Easytrieve, JCL, VSAM, Control-M, ISPF Spool, Software Change Management, File Master, Service now, Jira.

Confidential

Mainframe Associate.

Responsibilities:

• Provide production support level 1 and enhancements for Finance banking applications.
• In charge of the daily batch cycle for Funding and Pooling systems, used to calculate client funds shares and stocks, to feed the results to different stock markets daily.
• In charge of GDS (Global Distribution System) application, a system created to commit global transaction exchange between banks and markets.
• Daily meetings to coordinate the batch flow and ensure the success of each day process, using 3 shifts to cover a 24/7 support (Mexico/USA, India and Australia).
• Using Mainframe environment wif COBOL programs, JCL’s, DFSORT utilities, Assembler programs, Control-M, File-Aid and Xpedite tools, using DB2 database.
• Using a Service Oriented Methodology to maintain the batch and online processes running 24/7.
• Using ServiceNow to work, log and handle incidents and support requests.
• Worked for 11 months as onsite in Chicago Illinois for the client.
• Worked for 6 months as Team leader for an application wif 2 resources under my responsibility, one of them was in offshore (located in India to cover a 24 hour support).

Environment: DB2, SQL, z/OS, Windows, COBOL, JCL, File-Aid ServiceNow, Ctrl-M, ISPF Spool.

Confidential

Mainframe Developer.

Responsibilities:

• Providing production support level 2 and 3, working wif fixes and enhancement for LMS (Logistic management system).
• LMS is a Mainframe system, using Natural programs and JCL’s under an ADABAS files database.
• Create Natural programs to run and execute using Adabas files as Database, and CICS transations in maps to handle scanner machines to control shipment and arrival of packages, pallets and trucks distributed in USA companies, using online CICS transactions and maps.
• Create reports files and documents using ICETOOL SORT steps to filter, select and sort the data, and tan using crystal reports to create documents presented to business clients.
• Taking care of the daily batch and online process done by LMS.
• Using Clientele to work on production support incident tickets.
• Using waterfall methodology to create the analysis, design, codification and testing of the enhancements o fixes required by the business managers.
• As trainee,completed Mainframe courses COBOL, JCL, Easytrieve, SORT, VSAM, File-Aid, Rexx, Changeman, Endeavor, Control-M, ISPF Spool, SQL stored procedures and other Mainframe tools.
• Providing production support and enhancements for banking application.
• Incidents, issues and defects documentation using peregrine service center and Jira tickets.
• Devops resource, providing approval for change request and developers packages on Changeman and Endeavor application tools, running check scans to ensure the correct setting of the production environment before any source package installation.
• Handling checks returns project (Mainframe COBOL, JCL, File Aid, VSAM, SORT).

Environment: z/OS, Windows, COBOL, JCL, SORT, VSAM, File-Aid, ISPF Spool, Control-M, Changeman, Endeavor, Jira Tickets.