Geofrey R.
Auckland, New Zealand
100%
Job Success
Oracle/ MySQL Database and Linux Expert
$80.00/hr
I specialize in Linux-based database systems.
I hold the qualifications of Bachelor of Science (computer science), and have also attained RHCE (RHEL 6.0, 2012), and OCP (RDBMS, 10g).
What I can offer clients is a professional solution that will meet requirements.
Top Skills:
* Linux systems administration: RedHat, CentOS, Ubuntu
* RDBMS administration: Oracle and RAC, MySQL
* RDBMS design and programming: PL/SQL, SQL performance tuning
* Systems Programming: bash, Perl
Comprehensive Skills:
* Web Infrastructure Design and administration: Apache, Tomcat, Squid, JVM
* Virtualization: Xen, KVM, VMWare Server
* Firewall: Linux IPTables, Firewalld
* Mail Servers: Sendmail, Postfix
* Software development: Java (SE, Spring MVC), PHP, HTML, CSS, JQuery, Github, Maven, Visual Basic
* Cloud: Microsoft Azure architecture design and implementation, Linode, Digital Ocean, AWS and S3
* Monitoring: Nagios, Big brother, Cacti, Zabbix
* Hadoop big data
Work history
Work history
Red Hat Systems Engineer
Dec 1, 2022
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Mar 8, 2024
"Geofrey was outstanding and provided great technical expertise ensuring we successfully completed maintained the security of a critical application. I would highly recommend Geofrey."
Private earnings
Server assessment for new rocky server
Jul 17, 2023
-
Oct 3, 2023
No feedback given
Private earnings
DBA config help
Oct 24, 2019
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Sep 19, 2023
No feedback given
Private earnings
Consultation on server problem
Jul 8, 2021
-
Mar 29, 2023
Private earnings
Red Hat Systems Engineer - Upwork enterprise client
Mar 11, 2022
-
Dec 1, 2022
"Contract was closed in error"
Private earnings
Consulting Firm Seeking MySQL DBA
Sep 1, 2020
-
May 25, 2022
Private earnings
Restructure PERL website into Wordpress - Geofrey
Mar 24, 2020
-
May 3, 2021
"Geofrey was a wonderful find for the company. Some who were easy to communicate with, hugely talented, and someone we'd use again."
Private earnings
Combine Historical and Current Scans Data - Upwork enterprise client
Jan 25, 2021
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Apr 9, 2021
"Geofrey is wonderful to work with, very intentional and thoughtful and collaborates well with my team. We ultimately needed to move more quickly so we chose to work with a…
Private earnings
MySQL expert to help maintain and scale database
Jan 15, 2020
-
Mar 5, 2021
Private earnings
Migrate & Transform Scan Database
Dec 21, 2020
-
Jan 21, 2021
"Geofrey approached the project in an organized, methodical way. He took the time to work with me on a project plan, and then followed it. He estimated effort well. He…
Private earnings
Implement Audit Advisories
Sep 20, 2023
-
Present
Job in progress
Private earnings
***Updated*** Server Management / Full stack Admin
Feb 27, 2021
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Present
Job in progress
Private earnings
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Skills
Skills
- MySQL
- Perl
- Java
- MySQL Programming
- Bash Programming
- Linux System Administration
- Oracle RAC
- Red Hat Certified Engineer
- Oracle PLSQL