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Geofrey R.

Geofrey R.

Auckland, New Zealand
Job Success
Top Rated

Oracle/ MySQL Database and Linux Expert

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
Rating is 5 out of 5.
5.00 Apr 7, 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
Rating is 5 out of 5.
5.00 Oct 1, 2019 - Oct 9, 2019

"Just an excellent dev all round"

Private earnings
Rating is 5 out of 5.
5.00 Dec 31, 2018

"Geof reviewed & made recommendations on a 3 cluster Percona design including migration strategy from MYSQL 5.5 to Percona on 5.7. Excellent skills. Will use again."

Private earnings
Rating is 5 out of 5.
5.00 Oct 15, 2018 - Oct 19, 2018

"Very communicative and cooperative freelancer, dedicated to his work !"

Private earnings
Rating is 3.85 out of 5.
3.85 Dec 20, 2017 - Feb 21, 2018

"Job eventually done but well behind schedule."

Private earnings
Rating is 3.8 out of 5.
3.80 Nov 27, 2017 - Feb 6, 2018
Private earnings
Rating is 5 out of 5.
5.00 Feb 2, 2018
Private earnings
Rating is 5 out of 5.
5.00 Jan 8, 2018

"Was very helpful and patient in helping to resolve the problem"

Private earnings
Rating is 5 out of 5.
5.00 Nov 28, 2017 - Nov 29, 2017

"Geofrey did a great job fixing a server from an impossible situation. He persists at a problem until fix and never gives up. I look forward to working with him again."

Private earnings
Rating is 5 out of 5.
5.00 Nov 11, 2017 - Nov 27, 2017

"Geoffrey Rainey is a great guy to work with. He was professional, patient and flexible throughout the term of our short contract. He is highly knowledgable in his field. I will whole heartedly recommend him to anyone looking to hire Geoffrey. I most certainly will be working with him again"

Private earnings
Geofrey R. has more jobs. Create an account to review them

Skills

Geofrey R.

Geofrey R.

Auckland, New Zealand
Job Success
Top Rated
38
Total Jobs
1,010
Total Hours

Oracle/ MySQL Database and Linux Expert

Specializes in
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
Rating is 5 out of 5.
5.00 Apr 7, 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
Rating is 5 out of 5.
5.00 Oct 1, 2019 - Oct 9, 2019

"Just an excellent dev all round"

Private earnings
Rating is 5 out of 5.
5.00 Dec 31, 2018

"Geof reviewed & made recommendations on a 3 cluster Percona design including migration strategy from MYSQL 5.5 to Percona on 5.7. Excellent skills. Will use again."

Private earnings
Rating is 5 out of 5.
5.00 Oct 15, 2018 - Oct 19, 2018

"Very communicative and cooperative freelancer, dedicated to his work !"

Private earnings
Rating is 3.85 out of 5.
3.85 Dec 20, 2017 - Feb 21, 2018

"Job eventually done but well behind schedule."

Private earnings
Rating is 3.8 out of 5.
3.80 Nov 27, 2017 - Feb 6, 2018
Private earnings
Rating is 5 out of 5.
5.00 Feb 2, 2018
Private earnings
Rating is 5 out of 5.
5.00 Jan 8, 2018

"Was very helpful and patient in helping to resolve the problem"

Private earnings
Rating is 5 out of 5.
5.00 Nov 28, 2017 - Nov 29, 2017

"Geofrey did a great job fixing a server from an impossible situation. He persists at a problem until fix and never gives up. I look forward to working with him again."

Private earnings
Rating is 5 out of 5.
5.00 Nov 11, 2017 - Nov 27, 2017

"Geoffrey Rainey is a great guy to work with. He was professional, patient and flexible throughout the term of our short contract. He is highly knowledgable in his field. I will whole heartedly recommend him to anyone looking to hire Geoffrey. I most certainly will be working with him again"

Private earnings
Geofrey R. has more jobs. Create an account to review them

Skills

More than 30 hrs/week

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