Postfix SMTP Server Professionals & Consultants

Showing 429 freelancers

Postfix SMTP Server Professionals & Consultants

Showing 429 freelancers

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Postfix Job Cost Overview

Typical total cost of oDesk Postfix projects based on completed and fixed-price jobs.

oDesk Postfix Jobs Completed Quarterly

On average, 15 Postfix projects are completed every quarter on oDesk.

15

Time to Complete oDesk Postfix Jobs

Time needed to complete a Postfix project on oDesk.

Average Postfix Freelancer Feedback Score

Postfix oDesk freelancers typically receive a client rating of 4.78.

4.78

Last updated: March 1, 2015

  • Senior Linux Engineer/DevOps Engineer

    I worked as freelance systems administrator through out college years, and worked as an Operation Engineer for Gawab.com right after graduation. I was responsible for managing a Linux based cluster providing email, web and database services on top of … more

    I worked as freelance systems administrator through out college years, and worked as an Operation Engineer for Gawab.com right after graduation. I was responsible for managing a Linux based cluster providing email, web and database services on top of a Xen based virtualized servers to Gawab.com's clients, based on various Open Source technologies and in-house developed solutions. I planned and executed a 0-down-time data center migration, managed a multi-server MySQL setups with complex replication and fail-over configuration and fully automated several internal complex operations. I also defined and implemented a new service monitoring and abuse/SPAM managment process for the company. I designed and implemented several scalable web and database infrastructure for Gawab outsourcing clients. My work involved working with several web and database load balancing technologies, monitoring, fail-over, backup and monitoring. And I wrote several automation and management scripts in Bash, python and PHP. I also have some experience with C and C++ and SQL. My technical interests include systems automation and management , cloud and virtualization technologies, scalable web and database architectures. I have years of experience working for Free/Open Source applications like: Apache, MySQL, PHP, Nginx, Nagios, Xen, postfix, qmail, iptables..etc.  less

    mysql amazon-ec2 amazon-s3 amazon-rds amazon-web-services postfix qmail lamp-administration database-administration python bash nginx nagios email-handling performance-tuning linux-system-administration ubuntu redis centos 00 more less
    • $33.33 HOURLY RATE
    • 5.0
    • 328 HOURS
    • EGYPT
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 3 TESTS
  • Senior Linux Administrator

    * Fully manage the installation, configuration and troubleshooting of Linux servers * Install and configure Web Servers and MySQL * Install and configure customer scripts and programs * Monitor performance to identify and resolve issues using a suite of systems and tools. * Troubleshoot and … more

    * Fully manage the installation, configuration and troubleshooting of Linux servers * Install and configure Web Servers and MySQL * Install and configure customer scripts and programs * Monitor performance to identify and resolve issues using a suite of systems and tools. * Troubleshoot and resolve network, system, hardware and software problems. * Achieve quick fixes and / or long-term solutions as needed. * Maintain 100% customer satisfaction through all available means.  less

    apache-administration nginx varnish-cache centos iptables linux-system-administration vmware-administration nagios vmware-esx mysql linux-slackware memcached windows-administration network-administration postgresql postfix ftp apache-solr domain-migration ssh spamassassin clamav vim openvz atlassian-confluence atlassian-jira glassfish virtualization freebsd cpanel unix-shell bash amazon-web-services amazon-ec2 amazon-s3 00 more less
    • $20.00 HOURLY RATE
    • 5.0
    • 122 HOURS
    • ROMANIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 4 TESTS
  • Expert UNIX and network administrator

    My goal is customer satisfaction. If you need to get something done - leave it to me. OS: Linux - expert, FreeBSD, solaris and Windows Server - proficient Cloud services: AWS, Rackspace Web servers: Apache, Nginx, Tomcat Database servers: Mysql, Postgresql Monitoring: Nagios … more

    My goal is customer satisfaction. If you need to get something done - leave it to me. OS: Linux - expert, FreeBSD, solaris and Windows Server - proficient Cloud services: AWS, Rackspace Web servers: Apache, Nginx, Tomcat Database servers: Mysql, Postgresql Monitoring: Nagios, Zabbix, Monit, Munin, Cacti Virtualization: Vmware ESXi/server, Citrix, Proxmox Mail servers: Exim, Sendmail, Dovecot, postfix, Zimbra Backups: Bacula, duplicity Other: standard network services (DNS, DHCP, LDAP, Samba, http proxy, VPN, backups, monitoring etc), firewalls and routers (iptables, iproute, VLAN, bridging, bonding, bgp, ospf, infiniband).  less

    linux-system-administration bgp tcp-ip cpanel whm network-administration voip-administration voip-software nginx postfix 00 more less
    • $16.67 HOURLY RATE
    • 4.7
    • 39 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 10 TESTS
  • Linux system administrator - AWS / EC2 and Rackspace specialist

    I am having more than 10 years of experience in Installing, configuring and administrating various type of *nix servers using various opensource and closed source software for various customer requirement in the industry. My major expert areas in summary:- #Cloud … more

    I am having more than 10 years of experience in Installing, configuring and administrating various type of *nix servers using various opensource and closed source software for various customer requirement in the industry. My major expert areas in summary:- #Cloud environment :- Amazon Web Services, VPS, Rackspace #Email deliverability: PowerMTA, Interspire #Operating Systems :- Redhat, CentOS, Ubuntu, Dabian, Gentoo, HP-UX, Aix, SunOS,. Windows workstations and Servers 2000, 2003, 2008 R2, etc., #TCP/IP networking :- Advanced ip routing, forwarding, filtering and firewall with Netfilter Iptables #servers :- Sendmail, Postfix, Dovecot, Courier IMAP, Squirrelmail, Roundcube, BIND, Apache, VSFTPD, DHCPD, Squid, Samba #Monitoring and remote admin :- Log analizing with Sarg,Monitoring serves with Nagios and icinga ,Remote desktop with FreeNX, Remote Admin SSh/Telenet #Scripting :- Bash scripting, Perl #Web and Database :- postgresql, MySQL, HTML #CMS: Drupal, Magento, Wordpress Thank you. Best Regards. Fabrizio  less

    linux-system-administration unix-system-administration unix-shell amazon-web-services lamp-administration apache-administration mail-server-implementation nginx atlassian-jira postfix 00 more less
    • $50.00 HOURLY RATE
    • 4.9
    • 1332 HOURS
    • ITALY
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 10 TESTS
    GROUPS:
  • VCP, MCSA, Exchange, Vmware, HyperV, Servers Expert Admin

    10+ years experience in Information Technology (IT) Major areas of expertise: VMware and Microsoft virtualization technologies. Designing and implementing fault-tolerant virtualization clusters SAN and NAS systems (iSCSI, FC) Windows 2003 / 2008 / 2012 Server * Active Directory * Microsoft ISA Server and TMG … more

    10+ years experience in Information Technology (IT) Major areas of expertise: VMware and Microsoft virtualization technologies. Designing and implementing fault-tolerant virtualization clusters SAN and NAS systems (iSCSI, FC) Windows 2003 / 2008 / 2012 Server * Active Directory * Microsoft ISA Server and TMG * Clustering * MS Windows XP/Vista/7/8 desktop/workstation operating systems * Centralized anitivirus systems WSUS * TCP/IP, Switching and Routing * Firewalls IBM, HP, Dell Servers * DNS, DHCP, Wins * Print Server * File Server * Network and Servers documentation * LAN hardware/software administration, design, installation and configuration * Print Server * LAMP Administration * Linux services : squid, postfix, dovecot, firewall, ldap, mysql, nagios, dhcp, bind etc Certifications: MCP - Microsoft Certified Professional MCSA - Microsoft Certified Systems Administrator VCP - Vmware Certified Professional VCP-510 * VCA-DCV - Vmware Certified Associate Data Center Virtualization.  less

    windows-administration vmware-administration vmware-esx microsoft-exchange-server virtualization network-administration lamp-administration cisco-routers cisco-ios microsoft-hyper-v-server iis dhcp dns centos postfix apache-administration php computer-networking mail-server-implementation isa-server mysql software-testing virus-removal firewalls squid ldap linux-system-administration network-security 00 more less
    • $22.22 HOURLY RATE
    • 4.7
    • 2581 HOURS
    • ROMANIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 8 TESTS
    GROUPS:
  • Network/System Engineer

    More than 12 years experience with Linux Red Hat/CentOS and Debian/Ubuntu. I've done many big migrations from 1 website with a couple of MB's till thousands of websites with 80GB+. I prefer working directly on servers … more

    More than 12 years experience with Linux Red Hat/CentOS and Debian/Ubuntu. I've done many big migrations from 1 website with a couple of MB's till thousands of websites with 80GB+. I prefer working directly on servers (via ssh access), but am also familiar with Plesk and cPanel/WHM. As a certified Linux Professional (lpi.org) I like working with bash as scripting language. I am also a network professional (CCNP security (Cisco)) and certified MySQL dba. I only do jobs which I can solve!  less

    postfix centos ssl ftp ssh tcp-ip apache-administration mysql bash ffmpeg nagios pci-compliance plesk ubuntu phpmyadmin dns 00 more less
    • $33.33 HOURLY RATE
    • 5.0
    • 34 HOURS
    • NETHERLANDS
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
  • IT System Architect / BigData / Virtualization / Deployment

    I'm expert to scale you business and reduce your costs.. part of my skills: * Big Data (hadoop, cassandra, mesos, spark) * IaaS administration (EC2, Rackspace, Openstack) * web applications profiling, load balancing, high availability (corosync, pacemaker, drbd, gfs, ocfs) * virtualization (kvm … more

    I'm expert to scale you business and reduce your costs.. part of my skills: * Big Data (hadoop, cassandra, mesos, spark) * IaaS administration (EC2, Rackspace, Openstack) * web applications profiling, load balancing, high availability (corosync, pacemaker, drbd, gfs, ocfs) * virtualization (kvm, xen, vmware, virtualbox) * deployment systems like puppet, chef, fabric * web servers (apache, varnish, NGINX) * mail servers (postfix, exim) * database servers (postgres, mysql, db2) * dns (bind, powerdns) * ldap (openid for all services) * tomcat, jboss, jetty * jabber (ejabberd, openfire) * ftp (pureftp, proftpd) * monitoring (nagios, munin, graphite, cacti) * networking (routers, firewalls, switches) * development services (subversion, jira, otrs, archiva, hudson and others)  less

    linux-system-administration puppet-administration nginx postgresql varnish-cache dns postfix ldap mysql unix-system-administration apache-tomcat amazon-web-services amazon-ec2 haproxy python virtualization 00 more less
    • $33.33 HOURLY RATE
    • 5.0
    • 1887 HOURS
    • POLAND
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 0 TESTS
  • System Administrator, Windows(MCSE) & Linux Server

    I have been working as System administrator for more than 10 years in well known Software development & Hosting company. I have thorough knowledge and hands on Experience on for the following areas of both Windows & Linux:1. Web server(IIS … more

    I have been working as System administrator for more than 10 years in well known Software development & Hosting company. I have thorough knowledge and hands on Experience on for the following areas of both Windows & Linux:1. Web server(IIS, Apache, Nginx) , 2. DNS server3. FTP Server, 4. Mail Server(Sendmail, Postfix, Exim, Exchange)5. VPN Server setup and configuration.6. Database server (MS-SQL, MySql) 7. Version Controlling Server like Subversion, Visual Source Safe8. Various CMS like Joomla, Wordpress, Drupal, Ektron, DotnetNuke 9. Continuous Integration Process with CruiseControl/Hudson/Nant also provide support to many dedicated servers hosted in Rackspace, Godaddy, 1and1, Bluehost, Hostmonster, Blacknight etc.  less

    linux-system-administration windows-administration rackspace-cloudservers dns ftp apache-solr subversion apache-administration sendmail postfix iis jenkins apache-tomcat redmine coldfusion bugzilla git 00 more less
    • $15.00 HOURLY RATE
    • 4.9
    • 806 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 4 TESTS
    GROUPS:
  • Linux Servers AWS Cloud Hosting Security CPanel Plesk VOIP PenTest

    Since 2001, I have been dedicatedly working with Linux Operating Systems & Open Source. Services Provided ::- Deployment, Configuration, Security, Hardening, Monitoring, Performance Tuning, Troubleshooting of Linux Server Roles AWS – Amazon Web Services Migration of Servers Hosting Panels like WHM/CPanel, Plesk … more

    Since 2001, I have been dedicatedly working with Linux Operating Systems & Open Source. Services Provided ::- Deployment, Configuration, Security, Hardening, Monitoring, Performance Tuning, Troubleshooting of Linux Server Roles AWS – Amazon Web Services Migration of Servers Hosting Panels like WHM/CPanel, Plesk etc Asterisk Dialers, VOIP and Call Center Solutions Customization of Linux Kernel & Distro with Rebranding Faculty of Post-Graduate Degree in Computer Sciences. Firewalls & Gateways Linux HPC - High Preformance Clusters Remote Server Support & Troubleshooting L3/L4 Security Auditing of Servers & Websites Cloud & Virtualization Technical Writing VPN - Site-to-Site, Road-warrior Vulnerability Assessment & Penetration Testing Kayako  less

    plesk whm cpanel lamp-administration vicidial trixbox asterisk vpn security penetration-testing mail-server-implementation apache-administration mysql postfix openvpn linux-system-administration redmine firewalls exim spamassassin awk unix-shell dns ssh ssl ubuntu technical-support technical-writing technical-documentation virtualization vmware-administration bacula mediawiki network-security nagios unix-system-administration snmp operating-systems-development magento windows-administration squid haproxy dhcp moodle samba ldap clustering apache-tomcat amazon-ec2 amazon-web-services subversion iptables svn git redhat-administration bash-shell-scripting xen-hypervisor 00 more less
    • $16.67 HOURLY RATE
    • 4.9
    • 2922 HOURS
    • INDIA
    • LAST ACTIVE
    • 14 PORTFOLIO ITEMS
    • 4 TESTS
  • System Administrator

    Last 6 years I have engaged in system administration using Apache2, Nginx, PHP, Perl, Python and MySQL including sites for startup companies and small businesses. extensive experience in the deployment of sites and projects of varying complexity, and I am … more

    Last 6 years I have engaged in system administration using Apache2, Nginx, PHP, Perl, Python and MySQL including sites for startup companies and small businesses. extensive experience in the deployment of sites and projects of varying complexity, and I am seeking opportunities help you to build your business. I have great experience in: - Linux maintaince/troubleshooting: Debian, CentOS, Gentoo, Ubuntu, RHEL etc - Apache2 + Nginx, Nginx + PHP-fpm, Nginx + PHP-fastcgi, MySQL, Varnish, Memcached. - Linux serverside: iptables, rsync, Bind, OpenVPN, - Mail: Exim, Dovecot, Postfix. - Cloud Hosting: Digitalocean, RackSpace, Amazon (EC2, AWS, S3), Linode, GoDaddy - Hosting providers : Softlayer, Hetzner. - Backup/Migration - Hosting panels : Plesk, whm\cPanel, ISP , DirectAdmin, Virtualmin - Virtualization: Xen, KVM, OpenVZ, Proxmox - Monitoring: Zabbix, Munin, Cacti, Nagios - CMS : Wordpress, Drupal, Magento, Joomla, CS-Cart  less

    nginx linux-system-administration centos django-framework git amazon-ec2 apache-administration postfix exim virtualization zabbix mysql postgresql ruby-on-rails ruby python munin 00 more less
    • $30.00 HOURLY RATE
    • 5.0
    • 1342 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 5 TESTS
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