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Hire a skilled freelance Asterisk developer to build multi-protocol, real-time communications applications solutions for all your needs. Experienced Asterisk contractors can set up predictive dialers, call centers, VoIP gateways, conference servers, IP PBX systems and other applications.

Asterisk is a popular open source framework for building communications applications. The platform uses scripting languages to create business phone systems, conference bridges and other communications protocols and technologies. On Upwork, the world’s largest online workplace, companies hire Asterisk experts to handle all their communication needs.

Browse Asterisk job posts for project examples or post your job on Upwork for free!

Asterisk Job Cost Overview

Typical total cost of Upwork Asterisk projects based on completed and fixed-price jobs.

Upwork Asterisk Jobs Completed Quarterly

On average, 59 Asterisk projects are completed every quarter on Upwork.

59

Time to Complete Upwork Asterisk Jobs

Time needed to complete a Asterisk project on Upwork.

Average Asterisk Freelancer Feedback Score

Asterisk Upwork freelancers typically receive a client rating of 4.58.

4.58
Last updated: August 1, 2015
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  1. Fedor P.

    Fedor P. Agency Contractor

    DevOps Engineer/ System Architect / Senior System Administrator

    Ukraine - Tests: 9

    Hello I'm highly experienced, certified engineer ( RHEL cert, Novel cert, MCSA, LPI 3, OpenText ) DevOps engineer with more than 10 years of experience in wide range of projects. Chief of system administrator team in software development company. Freelancer with more then 4 years in oDesk and "five star" rating. Full range of sysadmin support, system architect, security audit, PCI compliance, consulting, automation, DevOps best practices. If you have any project required professional system administration or DevOPS - I could be the one who you are looking for :) http://www.lxpert.info

    Groups: Microsoft Certified Professionals

    Associated with: Linux-xpert Agency

    $40.00 /hr
    6,471 hours
    4.99
  2. Nitesh Dhyani

    Nitesh Dhyani Agency Contractor

    Wordpress,Web Programming(PHP+MYSQL),Woocommerce,Database

    India - Tests: 10 - Portfolio: 12

    I only believe in deadlines. Only wordpress,PHP and mysql expert . Expert means expert in all 3 no other than this. Client satisfaction is more important ,pay me if you are satisfied with my work otherwise don't pay me. I also have some experience in the following areas: Asterisk,SIP,Auto Dialing, SMS, SMPP, Kennel,Bulk Messaging,MIS Creation.

    Associated with: Virtuemantra Technologies

    $6.67 /hr
    28 hours
    4.86
  3. Truong Viet Ha

    Truong Viet Ha Agency Contractor

    VoIP & Web Developer

    Vietnam - Tests: 6 - Portfolio: 6

    ============================================================================== VOIP and Web developer with more than 4 years experience. ============================================================================== On VoIP field: ------------------------------------------------------------------------------------------------------------------------ + I have strong skills on Asterisk, Kamailio, FreePBX, FreeSWITCH. + My favorite languages: Python, C++, PHP + I also used to VOIP API like Tropo, Vitelity, Twilio, Plivo, OpenTok ... + Using webRTC for many realtime communication projects On web developing field: ------------------------------------------------------------------------------------------------------------------------ + I have strong skills on HTML/CSS, JS, NodeJS + I used some web framework like: Wordpress, Django, Codeigniter, Meteor ... Team management: --------------------------- Currently I am project manager of Designveloper JSC, with 18 developers and 2 designers.

    Associated with: Designveloper

    $25.00 /hr
    1,472 hours
    5.00
  4. Adrian Rigo

    Adrian Rigo

    IT Specialist

    Romania - Tests: 1

    I have previously worked for Siemens IT Solutions, BBC and currently working for Continental Automotive. - 6+ experience in the IT industry - Experience of supporting large user base of 27000+. - Experience of supporting 2000+ server estate. - Experience of Working in ITIL enviroment. - Experience of working in large organisations Ladbrokes Plc and Siemens IT Solutions and Services/BBC. - Experience in the following technologies; 1 - Windows server 2003/2008 (File Server, App Server, DNS, DHCP, Wins, AD, Terminal Server, IIS, Apache, PHP, Clustering, Load Balancer) 2 - Windows Vista,Windows Seven, Microsoft Exchange 2003/2007 3 - ITIL V3 Foundation IT Service Management 4 - VMware - Vsphere 5 - Citrix 6 - Linux server 7 - Mobile environment (Blackberry, iOS, Android, Windows Mobile, Symbian) 8 - Afaria Mobile Device Management 9 - Lotus Traveler Other skills: MS Office, Outlook. AD, Remedy, Report and documentation, Lan, TCPIP

    $24.44 /hr
    355 hours
    4.95
  5. Ahmed Halaby

    Ahmed Halaby Agency Contractor

    Expert PHP5/MySQL5/Wordpress/Joomla/MVC Senior Web Developer

    Egypt - Tests: 2 - Portfolio: 5

    One of major things I've focused on in my career is to be a creative, effective. worked in web development for since 2001, developed and participated in the development of many open source, commercial frameworks and software's. i have a good knowledge of OOP, PHP4/PHP5, C, C++, C#, J2EE, J2ME, Perl, Linux, Bash, Awk, MySQL, SQLite3, Smarty templates, SVN, Apache, SMTP, POP3, IMAP, QMAIL and networking. At end.. ( I love what i am doing ) * I'm looking right now for a full time job for senior web developer :)

    Groups: Kohana, salesforce.com

    Associated with: OutsourcingWay.Com

    $22.22 /hr
    837 hours
    4.84
  6. Ivica S.

    Linux / Network Administrator

    Croatia - Tests: 4

    Over the last 15 years, I had a wide range of network and server related tasks. I am an team player, hard working and dedicated professional who is seeking a position to utilize my skills and abilities in the Information Technology industry that offers professional growth while being resourceful, innovative and flexible. Skills: * 15 years Linux administration (Debian, CentOS) * 10 years Windows administration (NT, 2003, 2008) * 6 years Asterisk VoIP servers * 9 years Network setup and administration * 3 years Virtualization and Clustering

    $33.33 /hr
    350 hours
    5.00
  7. Anton Rubets

    Anton Rubets

    System/Network administrator

    Ukraine - Tests: 4

    Operations systems: - *NIX: *BSD, Solaris, Linux (Debian, CentOS, Ubuntu); - Windows (XP, Vista, 7, 8, WS2003, WS2008). Networks: - OSI, TCP/IP models; - Network design; - Local, Wi-Fi and Global networks; - Cisco routers and switches. Software: - Virtualization and cloud system (VMware, XenServer, Proxmox, CloudStack, OpenStack); - Web servers (Apache, nginx, unicorn); - Databases (MySQL, PostgreSQL, Oracle DB); - MTA (Exim, Postfix); - Mail servers (Dovecot, DBmail); - Monitoring systems (Nagios, Cacti, Zabbix); - Proxy server (Squid); - Software versioning and revision control systems (Git, SVN); - File share (NFS, Samba); - FTP, TFTP; - LDAP (OpenLDAP, Active Directory); - Windows Server Services (WDS, WSUS, Group Policy, Hyena, SNMP, DNS, Terminal); - VOIP (Asterisk+FreeBPX); - Backup system (Bacula); - Automation (Ansible); - Amazon (EC2, Route53, S3); - Project management systems (Redmine, Trac). Programming: - Shell, Bash; - Sed & AWK; - C++; - Python. Literature: - UNIX AND LINUX SYSTEM. ADMINISTRATION. HANDBOOK, 4th Edition. [E. Nemeth]; - Computer Networks, 5th Edition [A. S. Tanenbaum, D. J. Wetherall]; - Computer Networks: Principles, Technologies and Protocols [N. Olifer, V. Olifer]; - Cisco CCENT - CCNA ICND1 640-822 Official Cert Guide, 3rd Edition [Odom W.]; - Asterisk: The Definitive Guide, 4th Edition [R. Bryant, L. Madsen, J. V. Meggelen]; - OpenLDAP Software 2.3 Administration Guide; - OpenStack Cloud Computing Cookbook, 2nd Edition [K. Jackson, C. Bunch]; - The Logstash Book [J. TurnBull]; - Flask – web development [M. Grinberg]; - MySQL High Availability, 2nd Edition [ C. Bell, M. Kindahl, L. Thalmann]; - HaProxy. Configuration Manual 1.5 [W. Tarreau].

    $11.11 /hr
    14 hours
    0.00
  8. Alexander Zborovsky

    Alexander Zborovsky

    Linux System Administrator

    Moldova - Tests: 3

    My experience as Linux and Network administrator exceeds 10 years. I have an extensive IT background. Linux & Networking are my favourite things :) OS: Linux - expert (CentOS, RHEL, Debian) Virtualisation: Vmware vSphere. Web servers: Apache, nginx LAMP/LNMP stack Control panels: ISPConfig Database: Mysql, Sybase Proxies: Squid Mail servers: Sendmail, Exim, Courier-IMAP, Dovecot, AntiSpam (MailScanner, spamd,etc.) High availability: DRBD, heartbeat, RHCS, Pacemaker Automation: shell scripting VoIP: Asterisk (DAHDI, libss7, fax2email and etc.) Network technologies: DNS, DHCP, VPN, packet routing and switching, firewalls (Linux iptables, iproute, NAT, etc.), Authentification, file and print servers. Remote access servers. VPN and tunnels (IPIP, IP GRE). Network equipment: Enterasys, HP, Cisco, Mikrotik, Ubiquity, Allied Telesys, 3Com. Monitoring: SNMP, MRTG, RRDtool, Cacti, Nagios, HostMonitor, etc. Data backup: CA BrightStore Arcserve Backup and other. Hardware: HP server equipment (DL, ML, BL lines) and HP storage systems.

    $10.00 /hr
    0 hours
    0.00