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Wilfredo Marin Rios

Software engineer
Skills
(Self-evaluation)
Languages
Professional profile

 Experienced mainframe modernization and/or enhancement expert/Senior developer with over 28+ years of solid IT experience with outstanding Application Design, Application Development, Maintenance and Support in the implementation of Legacy mainframe applications on IBM mainframe z/OS (AS/400, OS/390 ), on Unisys mainframe MCP ( ClearPath ), and under UNIX and Linux platforms on distributed environments/architectures using Unisys LINC lang

Work experience

Senior Payment Systems Developer
change financial services pty. ltd. | January 2021 - January 2022 (1 year)
Used skills

Development and Support with LINC language for their Vertexon payments platform, with Oracle (SQL Developer) under Linux (AIX, UNIX) platforms.

Major achievement

Provided on time service to customers tickets (bugs, issues) resolution from their clients (banks) in SEA (Brunei, Cambodia, Indonesia, Laos, Malaysia, Myanmar, Philippines, Thailand, Vietnam).

Software Engineer
Bancolombia s.a. | January 2007 - January 2021 (14 years)
Used skills

Developed and supported batch and online programs with COBOL, JCL, CICS and DB2 on IBM mainframes.

Major achievement

Integration of the Factoring Collections and Disbursements modules, when it was a separate Company, to the Bancolombia group.

Education experience
Computer Science
Universidad eafit | Undergraduate
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