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Juan CastroJC
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Juan Castro

@juancastro4

Database Administrator at JCTECHY maintaining 99.9%+ uptime across three DB2 and Informix production databases.

United States
Message

At JCTECHY, I maintain 99.9%+ uptime across three DB2 and Informix production databases through proactive monitoring, automated backups, and performance tuning. I also developed troubleshooting runbooks that reduced incident resolution time by 80%.

At IBM, I supported Latin American enterprise customers with DB2 and Informix database issues, resolving critical support tickets under SLA requirements. I paired technical root-cause analysis with clear client communication.

Earlier, at IBM and Informix Software Colombia, I delivered database architecture demonstrations and proof-of-concepts for enterprise clients. I hold IBM database certifications and bring hands-on experience in database administration, recovery, and migrations.

Experience

Work history, roles, and key accomplishments

JCTECHY logoJC
Current

Database Specialist

Jul 2018 - Present (8 years 2 months)

Maintained 99.9%+ uptime across three DB2/Informix production databases by implementing proactive monitoring, automated backup schedules, and performance tuning routines
Reduced incident resolution time by 80% by developing standardized troubleshooting runbooks for common database failures
Supported 4+ enterprise clients across Latin America with database consulting, migrations, and technical supp

IBM logoIB

Software Support Specialist

Sep 2008 - Apr 2018 (9 years 7 months)

Database Support for Latin American customers.
Resolved 40+ critical database support tickets per month for Latin American enterprise customers by diagnosing DB2 and Informix performance, connectivity, failure, error issues under SLA.
Improved customer satisfaction scores by 90% by combining technical root-cause analysis with clear, non-technical client communication
Wrote documents to key accou

IBM logoIB

Websphre IT Specialist

Jul 2005 - Jul 2008 (3 years)

Helped grow the installed customer base by a steady 8% over more than seven years by delivering database architecture demonstrations and proof-of-concepts to prospective enterprise clients for IBM integration and database software products.

IBM logoIB

Information Management IT Specialist

Aug 2001 - Sep 2005 (4 years 1 month)

Worked as Information Management IT Specialist at IBM.

Informix Software logoIS

Technical Sales Engineer and Consultant - Informix Software Colombia

Jul 1997 - Jul 2001 (4 years)

Closed or supported 100+ technical sales engagements by delivering database architecture demonstrations and proof-of-concepts to prospective enterprise clients
Reduced pre-sales cycle time by 50% by building reusable technical presentations addressing common client performance and scalability concerns

Education

Degrees, certifications, and relevant coursework

IB

IBM

IBM Certified System Administrator Informix 12.10

Issued Aug 2020

IB

IBM

IBM Information Management DB2 10 Technical Professional v3

Issued Jun 2012

IB

IBM

IBM Certified System Administrator Informix 11.70

Issued Apr 2011

IB

IBM

IBM Certified Database Associate Informix 11.70 Fundamentals

Issued Apr 2011

IB

IBM

Information Management Informix Dynamic Server Technical Professional v2

Issued Feb 2010

IB

IBM

IBM Certified System Administrator System Administration for Informix Dynamic Server V10

Issued Jul 2009

IB

IBM

IBM Certified Solutions Expert Informix Dynamic Server V9

Issued Jan 2005

IB

IBM

IBM Certified Database Associate

Issued Jan 2004

IB

IBM

IBM Certified Database Associate DB2 Universal Database V8.1 Family

Issued Jan 2004

IB

IBM

IBM Certified Solutions Expert Informix Dynamic Server V7

Issued Jan 2003

UC

Universidad Nacional de Colombia

Systems engineer, Data Modeling and Database Administration

1992 - 1998

CS

Colegio franciscano del Virrey Solis

1986 - 1988

Tech stack

Software and tools used professionally

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