Alex F. | Elance
Last Sign-in: Nov 30, 2015

Alex F.

RHCE Linux whiz
  |   Bucuresti, Bucuresti
  |  10:51 am Local Time


RedHat Certified Engineer (RHCE) with 8+ years experience as Linux admin. I have worked in various environments, from enterprise to medium/large, and now to freelancing and consulting based projects.

My experience covers a broad spectrum of the Linux administration domain, from basic servicing to web clusters. I have extensive experience installing and managing Red Hat/CentOS, Debian/Ubuntu and Gentoo servers.

I can set up high concurrency, high availability/load balancing systems (Haproxy, Nginx/Apache, Varnish) and failover solutions (eg: MySQL master-master/Galera), monitoring solutions (Nagios, Munin), have excellent experience working on Amazon Cloud (AWS) and am proficient in server security hardening.
I am also RHCSA and RHCE on RHEL6/Centos6.
Willing to volunteer for linux system architecture/administration to space/science/research ventures, NGOs, NPOs, academies or other "special" projects.
Service Description
Experience in administrating various Linux based services and software, focusing on but not limited to web servers administration, monitoring and performance tuning.

Designing and deploying architectures used for failover, load balancing, high concurrency, high availability, high availability over WAN, file replication and database replication systems.
Server and service security hardening
Database server & service profiling and tuning
Cloud server management
Amazon AWS suite, EC2 Auto Scaling

Experience with:
HAproxy, Varnish, Nginx, Apache, MySQL/MariaDB/Percona, Galera, PostgreSQL, Redis, Docker
Squid, Postfix, SpamAssassin, ClamAV+Amavis, DKIM, Domainkeys, SPF
Nagios, Munin, Graphite, StatsD, Monit, Bacula
Samba, BIND, OpenVPN, Iptables, NFS, GlusterFS
Bash scripting

Red Hat, CentOS, Debian, Ubuntu, Gentoo (certified RHCE on RHEL6/Centos6)
Red Hat
Certified Engineer
Awarded: 2012
Red Hat
Certified System Administrator
Awarded: 2012
Database Fundamentals (SQL/MySQL)
Awarded: 2010
CCNA2 Routing Protocols and Concepts
Awarded: 2009
Unix/Linux Administration Fundamentals
Awarded: 2008
Fundamentals of Unix
Awarded: 2008
CCNA1 Networking Basics
Awarded: 2005
Payment Terms
To be agreed upon with the client.
Alex F. | Elance

Alex F.