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Postfix SMTP Server Job Cost Overview

Typical total cost of Upwork Postfix SMTP Server projects based on completed and fixed-price jobs.

Upwork Postfix SMTP Server Jobs Completed Quarterly

On average, 14 Postfix SMTP Server projects are completed every quarter on Upwork.

14

Time to Complete Upwork Postfix SMTP Server Jobs

Time needed to complete a Postfix SMTP Server project on Upwork.

Average Postfix SMTP Server Freelancer Feedback Score

Postfix SMTP Server Upwork freelancers typically receive a client rating of 4.77.

4.77
Last updated: August 1, 2015

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  1. Jayson Cena

    Jayson Cena Agency Contractor

    Linux(Debian/Red Hat),Oracle DBA, Linux Cluster Admin,Virtualization-H

    Philippines - Tests: 4

    To obtain a position that will enable me to experience and learn new ideas on system administration like complicated enterprise infrastructure design specially high-availability and fault-tolerant infrastructres. My core competency lies in designing new system infrastructure using open-source software. I also have some experience in VB6, ASP, PHP. http://clusterfoundry.com

    Associated with: ClusterFoundry Agency

    $26.67 /hr
    1,137 hours
    5.00
  2. Offshoreit Support

    Offshoreit Support Agency Contractor

    CEO and Founder

    India - Tests: 3 - Portfolio: 1

    Offshore IT Support is a leading Technical Support Company that provides Outsourced 24/7 Technical Support, Remote Server Administration, Server Security, Linux/Windows Server Management, Server Audit and Helpdesk Management to Datacenters, Hosting companies and ISPs around the globe. With over 5 years experience in working with major hosting providers and data centers, Offshore IT Support is the first company of its kind who provides “Expert Call Back” feature to the customers. I have well rounded knowledge and hands-on experience in the following areas: Windows Servers Win 2003, Win 2008, MSSQL Server, IIS , Azure, Apache, IIS, Amazon Web Services, Dedicated Server, VPS. WHMCS. Linux configuration, maintenance & troubleshooting for RHEL, Centos, Debian, Ubuntu Virtualization: Vmware, Openvz, Virtuozzo, Xen, KVM, vserver, Cloud hosting: Amazon EC2, AWS, S3, Cloud Computing, Digital Ocean, VPS, Networking (dhcp, DNS:powerdns/bind/named, vpn: openvpn/pptp, firewalls: iptables, proxies), Web servers (apache, nginx, lighttpd, tomcat), Mail servers (exim, postfix, qmail, antispam/ antivirus: clamav/spamassassin, courier, dovecot), Hosting panels as Cpanel/WHM, Plesk, Directadmin, WebsitePanel.Webmin, DirectAdmin, Virtualmin & Vestacp SSL Certificates : Symantec, Digital certs, Go daddy. Verisign Thwart etc... Networking: Active Directory,Group Policy, DNS, DHCP, FTP, VPN, NFS, RAID, DHCP, DNS, DFS, VPN, WDS, RRAS, TS server, NAP, Proxy server, Windows Failover clustering,Network Load Balancing (NLB), Remote Desktop Services. Storage: Configure NAS and SAN, Openfiler NAS/SAN, Starwind SAN. Backup: R1 Soft, Windows NT Backup, Shadow Protect, Configure and troubleshoot the backup issues. CCNA: IP addressing sub-netting, IP Routing Routing Protocol, EIGRP, OSPF, ACL, Frame Relay connection, NAT/PAT, Virtual LAN, WirelessLAN.

    Associated with: Offshore IT Support

    $11.00 /hr
    11 hours
    5.00
  3. mohamed khalaf

    mohamed khalaf Agency Contractor

    Senior Linux and VoIP Administrator,

    Egypt - Tests: 3 - Portfolio: 1

    With more than 4 years of Linux and Windows Administration , I will be able to Support and Help My Valued Clients using my full experience with a Very wide range of applications and services such like : Linux ,Centos ,Fedora ,FreeBSD ,Ubuntu ,Windows Servers ,Cpanel ,Plesk , Zpanel ,ISPconfig ,WHMCS ,Google Cloud Computing ,Rackspace ,AWS ,Digital Ocean ,Godaddy ,Apache ,Nginx ,PHP ,Fastcgi ,SSL ,Mysql ,Bind ,PHPmyadmin ,Wordpress ,Joomla ,Firewalls ,VPN ,FTP ,Mail Servers ,Jira ,Confluence ,Stash ,Fisheye ,GIT ,Asterisk ,ELastix ,and many more services I'm a good Team Player and Team leader as well ,and I'm willing to Take any opportunity to prove my abilities just to make the client satisfied so I can build up my profile with a perfect feedback.

    Associated with: EGY-TECH Agency

    $14.00 /hr
    486 hours
    4.90
  4. Mishari Muqbil

    Mishari Muqbil

    Highly experienced systems engineer, administrator and developer

    Thailand - Tests: 16 - Portfolio: 4

    I have experience in: Performance Optimization, Client + Server Security, Server Virtualization, Programming (Python, PHP, C, Java, Javascript, JACK, Lisp, ASM and others), Debugging, Troubleshooting, Information Retrieval and Extraction and various others on mainly Linux, OSX and Windows For the last 15 years I have performed in the leadership role of Senior Systems Administrator, Senior Systems Architect, Chief Technical Officer, Lead Developer and various other at companies ranging from small startups to companies with thousands of employees. My philosophy is self sufficiency where I deliver to the client what they require by maximizing existing resource in order to be able to meet their requirements and solve their technical problems without any lock ins or waste. With my broad skill sets, I am highly qualified to advice and implement the best solutions for my clients and am able to step up to challenges where others have lacked the perception to do so.

    $100.00 /hr
    43 hours
    4.79
  5. Werner Gillmer

    Werner Gillmer

    Senior Linux / UNIX system administrator

    South Africa - Tests: 2

    I have over 12 years Linux and UNIX (BSD, Solaris, HP-UX) experience working for various corporate clients. My core skills are but not limited to : * Setting up and adminstrating HA (high availibility / load balanced)/ Cloud Linux/UNIX envirouments. * Setting up commercial cloud envirouments (Amazon, Heroku, Azure, etc.) * Configuration of Web services (Apache, nginx, lighthttp, tomcat, glassfish, jboss, etc.) * Setting up DHCP, DNS, ftp, ssh, proxy servers etc. * Security (iptables firewall, snort IDS, Nessus and OpenVAS scanners) * Setting up honeypots using honeyd * System auditing (security penetration testing) * System scripting and automation in Bash, Ruby, Perl, Python, Awk, Sed. * System automation with puppet and chef * Monitoring solutions with Zabbix, Nagios * Setting up CMS systems, Drupal, Wordpress, and all the other well known cms's. * MySQL and PostgreSQL * Setup and configure various network topology's and services using Linux/UNIX servers. * Technical support.

    $27.78 /hr
    7 hours
    5.00
  6. Kiril M.

    Kiril M. Agency Contractor

    Linux Admin / Networking / VoIP / Scripting / Web development

    Bulgaria - Tests: 8 - Portfolio: 2

    Non-comprehensive list of GNU/Linux skills: - Debian-based distros - bash scripting - TCP/IP (networking) - netfilter/iptables (firewalling) - OpenVPN (virtual private networks) - OpenSSL (certificate management) - apache/nginx (web services) - cron (scheduling) - dovecot IMAP/POP3 and postfix SMTP (email) - asterisk PBX (voice over IP) - git (revision control) - syslog (advanced logging) - nagios, icinga, munin, monit (monitoring) - backuppc (backup) Non-comprehensive list of network management skills: - solid understanding of TCP/IP & Ethernet - monitoring tools - VLAN management - manageable switches in general - IGMP & IGMP snooping - OSPF & BGP routing protocols - GePON OLT & ONU equipment About me: Solid understanding of communication and web technologies is my primary area of interest and expertise. Over the last 7 years I've been a tech support for an ISP, a systems & network administrator and a web developer. As a network administrator for 2 years, I discovered what it means to maintain a large-scale MAN (Metropolitan Area Network), including internet access, setting up and managing IPTV streaming through IGMP and IGMP snooping techniques. I've setup BGP so the provider can have a backup route for his services. I'm falimiar with the nature of the technical issues that can occur and the different ways of handling and preventing them. I'm experienced in ethernet & GePON networking equipment. I've managed network equipment from most major vendors, Cisco, HP, DLink, Dell and Fundry, just to name a few. I've been working with Debian GNU/Linux professionally for 2 years as a systems administrator for a Bulgarian tourist resort and 2 years maintenance the services infrastructure (web, mail, vpn, samba, domain management, monitoring, ticket resolution systems, asterisk voip). I worked at a web development company for a year, doing back-end web development with different and frameworks, such as django, rails, express.js, along with infrastructure administration tasks and support. Languages: html5, bash, python, ruby, javascript Databases: mysql, postgres, mongodb Hobbies & interessts: - x86 assembler - system security forensics - electronics

    Associated with: Samsourcing

    $16.67 /hr
    59 hours
    5.00
  7. Rahul M.

    Consultant

    India - Tests: 5 - Portfolio: 3

    Over the last 12+ years experience in the Linux and Messaging field: - Puppet Automation - Writing modules and custom providers -Email Platforms (Qmail, Postfix, Zimbra, Sendmail ) which includes deployment, Tuning and Migration. - Zimbra OSE/NE Specialist - Redhat clustering - load balancing and high availability - Monitoring (cacti, nagios, snmp,etc.) - DNS ( Bind , TinyDNS ) - nginx reverse Proxy - Regular Expressions - Perl/Bash/Python Scripting - Splunk Data Analytics

    $14.44 /hr
    426 hours
    4.32