In the last 5 years, I have developed a wide range of integration solutions between ERP several and online shop like Magento and Virtuemart using an Opensource ETL platform called Pentaho Data Integration. My skill includes full experience in DB development on MySql, Oracle and MS Sql Server, PHP development and Windows and Linux.
Postfix SMTP Server Job Cost Overview
Typical total cost of oDesk Postfix SMTP Server projects based on completed and fixed-price jobs.
oDesk Postfix SMTP Server Jobs Completed Quarterly
On average, 18 Postfix SMTP Server projects are completed every quarter on oDesk.
Time to Complete oDesk Postfix SMTP Server Jobs
Time needed to complete a Postfix SMTP Server project on oDesk.
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Postfix SMTP Server oDesk freelancers typically receive a client rating of 4.76.
Configuring Linux systems of any complexity. Failover Clusters (web, db, file). Enhancing security. Monitoring servers and network. Backup and restore. Support and modernization of existing configurations. A short list of preferred software: Nginx / Apache / Tomcat PHP Mysql / PostgreSQL Sharedance Memcached / Repcached Postfix / Dovecot Openvpn Squid Subversion Vsftpd / Pure-FTPd Python / Bash / Awk / Sed Nagios / OSSEC / Rkhunter Puppet GlusterFS Keepalived Bacula Xen
Systems and Services Engineer, with 12+ years of working experience. Interested in researching, administrating, debugging, tuning and developing platforms running on UNIX like Operating Systems. Able to troubleshoot, identify and solve problems in software, network or kernel layer. Always willing to learn and experiment new technologies for creating high availliability platforms, that could described as "state of the art" or "cutting edge" technology. Specialties: • Unix Like Operating Systems Specialist (Solaris / Linux ). • TCP/IP Network technology • Very deep level of knowledge on Machines hardware and OS Kernels internals. • Troubleshoot/Tune/Debug; System Services, Operating Systems • Mail Services Expert, Qmail-Ldap Specialist. • Network: Cacti/MRTG, Nagios, Cisco Netflow • Databases: PostgreSQL / MySQL / Oracle / LDAP. • Programming: Perl, Ansi C, bash, awk, sed, php etc • Internet Services: mail, http, radius, ftp, ssh, irc etc.
Enterprise and Web Application Developer. PhD in Information Security. Especially interested in building complex (transactional, concurrent, secured, scalable etc) Java/J2EE based systems. Strive for creating systems based on sound technical designs by applying OO design concepts and software patterns.
More than 8 years of experience with I.T. infrastructure. Experience with Data Centers Infrastructure Experience with Network infrastructures Experience with Enterprise Operating Systems Experience with (principally) Debian, Red Rat and related systems. Wide experience as Sysadmin, Support Analyst and Consultant. Free software enthusiast. Specialties Red Hat, Debian, System Administration, Linux, JBoss, Data Center, I.T. Consulting.
Linux System or Network administrator. I'm looking for interesting projects with an opportunity to learn something new. Experience in system administration over 7 years. Last five years, I'm admin of remote Linux servers, which is located around the world. I have extensive knowledge of Linux and Linux services, such as: - Network services (apache, nginx, postfix, DNS, DHCP, php-fpm) - DB services (MySQL) - Monitoring: nagios, cacti, snmp - Strong knowledge of linux network subsystems - Strong knowledge of linux troubleshooting - Programming languages: Perl, BASH
I've been working in the hosting industry for 10 years now (7 years as system engineer). My daily job includes, but is not limited to, installing Linux servers (mainly Debian & CentOS), and configuring them as web/mail/database/caching/... servers. Some tagwords: debian, centos, apache2, nginx, keepalived, haproxy, postfix, iptables, php, mysql, memcached, redis, varnish, vmware esxi, openvpn, plesk, proftpd, percona, dns, bind, powerdns, clustering, firewalling, security, backups. I'm good at analyzing problems, I work quick but also efficiently, and pro-active is what I also like to be.
I am Senior Administrator in not very large IT company. I'm working with Linux Servers (mainly Debian. Centos and Slackware) for 6 years. I'm also Perl programmer. I'm looking for new challenges and some additional job- for fun and sharing experience.