Sajan Varughese
@sajanvarughese
Experienced database professional with 24+ years in database management.
ZimbabweWhat I'm looking for
I am a seasoned database professional with over 24 years of experience in designing and implementing OLTP databases and data warehouse environments. My expertise spans across managing large systems, including those supporting up to 25,000 online users, and handling databases as large as 1.5 TB. I have a strong background in logical and physical data modeling using ERWIN and Designer2000, and I am proficient in PLSQL, SQL, and Shell scripting, both as a developer and DBA.
Throughout my career, I have honed my skills in performance tuning at both the instance and SQL levels, and I have substantial experience in database maintenance, installation, and migration. My work has encompassed various domains, including health insurance, manufacturing, and telecom, and I have successfully migrated databases across multiple Oracle versions. I am committed to maintaining data integrity and optimizing database performance to support critical business operations.
Experience
Work history, roles, and key accomplishments
Oracle DBA and Developer
Kissmetrix
Jun 2023 - Present (1 year 11 months)
Currently working as an Oracle DBA and Developer, focusing on performance tuning and PL/SQL development on a Linux platform. Involved in enhancing the existing Community Request Processing System while maintaining database structure.
Application DBA
Synchrony Financial
Jan 2023 - Mar 2023 (2 months)
Worked as an Application DBA responsible for performance tuning SQL and PL/SQL, designing partition schemes, and creating database design documents on Oracle 19c in a Redhat Linux environment.
Software Developer
Anthem Inc
Nov 2019 - Jan 2020 (2 months)
Worked as a Software Developer focusing on SQL and PL/SQL development on Oracle 12c under a UNIX platform for Anthem, a health insurance provider.
Level 3 Database Administrator
Deloitte Consulting
Feb 2017 - Aug 2019 (2 years 6 months)
Acted as a Level 3 Database Administrator for the State of Indiana, focusing on database changes, PLSQL code development, and performance tuning in Oracle 11g.
Level 3 Database Administrator
TATA America
Nov 2015 - Jan 2016 (2 months)
Worked as a Level 3 Database Administrator for Boeing, administering Oracle 11g databases and applying changes to SQL Server database environments.
Oracle Database Administrator
Infosys Technologies
Feb 2015 - Apr 2015 (2 months)
Responsible for administering Oracle 11g databases for Ever Source, including fine-tuning PLSQL code and performing production support.
Oracle Developer
Fidelity Investments
Sep 2014 - Dec 2014 (3 months)
Worked as an Oracle Developer, focusing on PLSQL development, fine-tuning applications, and creating data models using ERWIN.
Oracle DBA
Verizon Wireless
Apr 2014 - May 2014 (1 month)
Served as an Oracle DBA responsible for schema refreshes, patching applications, and PLSQL development on Oracle 11g.
Sr. Database Management Analyst
JP Morgan Chase
Oct 2008 - May 2011 (2 years 7 months)
Managed production Oracle database environments, installed databases, and assisted developers with physical data design to meet performance requirements.
Education
Degrees, certifications, and relevant coursework
Mangalore University
Bachelor of Technology, Computer Engineering
1991 -
Activities and societies: Participated in various technical workshops and training sessions related to database administration and system administration.
Completed a bachelor's degree with a major in Computer Engineering, gaining foundational knowledge in computer systems and engineering principles.
Availability
Location
ZimbabweAuthorized to work in
Job categories
Interested in hiring Sajan?
You can contact Sajan and 50k+ other talented remote workers on Himalayas.
Message SajanFind your dream job
Sign up now and join over 85,000 remote workers who receive personalized job alerts, curated job matches, and more for free!
