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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. Carlos Enrique Arango Patino

    Carlos Enrique Arango Patino

    System and Telecomunication Engineer

    Colombia - Tests: 1

    Knowledge and experience like sysadmin and management GNU/Linux servers, networking, web hosting, DNS and firewall. Knows programming language: JAVA, PHP, Visual Basic. Database like MySQL and CMS like: Joomla and Wordpress Has experience with teaching and conference presentation. Intermediate language concepts with English and Signal Language.

    $16.67 /hr
    2,532 hours
    0.00
  2. Shaila S.

    Shaila S.

    Web Research, Technical writing

    Bangladesh - Tests: 3

    I am hard working, honest, self-motivated professional; experienced technical support representative and Helpdesk who welcomes challenges associated with driving performance, performance improvement and customer satisfaction. I am working as a core network engineer in an Wimax company.As I only work 8 hours a day 5 days a week ,i have plenty of time to work in upwork I can better serve you in following ways: • Install, configure, maintain and troubleshoot DNS, Web, Proxy, FTP and Centralized Syslog Servers. • Configure and maintain mail servers (postfix, sendmail, qmail). • Configure, maintain ,Adding extension with outbound number, Troubleshooting and report generating of Elastix Server & Asterisk (PBX) • Attack Mitigation: DNS Amplification Attacks, DDoS Attacks, Spamming; Capture & analyse internet traffic packets using Wireshark and other tools for troubleshooting/diagnosis purpose and problem resolution • IP Core Network: IPv6 planning & implementation, EGP protocol (BGP ), IGP protocol (OSPF, EIGRP, IS-IS), Load balance protocol (VRRP, HSRP), Firewall (Cisco ASA, Juniper NetScreen, SRX) • Working with bandwidth shaping tasks using MikroTik Routers and ET/BWMGR • Work extensively with VPN, Router, Switches, Firewalls and Intrusion Prevention Systems (IPSs). • Site-to-Site VPN establish & VPN over Wireless Network & fiber (GRE, IPSEC, SSL-VPN) • Infrastructure design for new clients according to their demand. HLD & LLD design of Network: Access, Distribution & Core layer • Configuring and maintenance Mikrotik Routers with Wi-Fi system. a. NAT, Port forward, Fault Tolerance, Application layer Filtering, Service Prioritization. b. Bandwidth Shaping, Declaring separate Queue both for management and other employee with different speed. c. Assigning no bandwidth limit for internal applications like Mail, CMS, Alepo, ERP, and website. d. Applying restriction for non-official application with IP and content based filtering. e. Site-restrictions with Scheduling.

    $3.33 /hr
    86 hours
    5.00
  3. Ahmed Qadeer

    Ahmed Qadeer

    Expert in Linux and Blog writing

    Pakistan - Tests: 3 - Portfolio: 2

    I am working as Linux Administrator in a multi national firm for almost three years. My expertise include Apache, Mysql, PhP , Kannel, Nodejs, Asterisk, Opensips, VPS related issues. I have extensive experience in System Administration from Installation to deployment and maintenance using major open source softwares like Nagios, Monitorix, Monit, Cacti and Zabbix. I am very comfortable in working on Cpanel and SSH. Meanwhile I do blog writing as a hobby due to which I have been associated with "Uploadessays" for one year. My own Technical blog is easylinuxforeveryone.blogspot.com

    $12.00 /hr
    30 hours
    5.00
  4. Nizhi Saeba

    Nizhi Saeba

    Asterisk and Linux System Administrator

    Mexico - Tests: 5 - Portfolio: 2

    I have 10 years working with Asterisk, Linux, Postfix, Apache (and others). Actually i'm studying a bachelor in computer science at UNAM (Mexico) with focus on Data minning, Big Data, and Data Science. In the past i worked at comunications enterprise who has a large amount of office over a lot of cities in Mexico and Central America (Panama, Honduras, Nicaragua, Costa Rica, Dominic Republic), they have now a single callcenter where all calls that inbound from all cities, drops into that callcenter via VoIP with SIP over Asterisk. On the other hand, we build a system for automatic outbound calls for agents to prospect sales. I was also in charge of deployment of servers, Asterisk, Apache/PHP/Django (for web administration and web access for call agents), IPTables (for security), Squid (a web cache proxy for content filtering), Postfix+Dovecot for email, and a large of etcetera, all over ubuntu server and debian linux servers. often i wrote about my work, discoveries, advances and achievements in my blog at http://nizhi.im

    $16.00 /hr
    15 hours
    5.00
  5. Sarmed Rahman

    Sarmed Rahman Agency Contractor

    Server and Network Administration Specialist

    Australia - Tests: 5 - Portfolio: 34

    Cisco and Red Hat certified IT professional with four years of experience in system and network administration. Seasoned in planning, implementing and monitoring networks and services that meet challenging SLAs with maximum uptime and optimized routing.

    Associated with: Uber Team

    $30.00 /hr
    22 hours
    5.00
  6. Alessandro Di Micoli

    Alessandro Di Micoli

    Network Administrator, CCNA, Security Administrator, Web Developer

    United Kingdom - Tests: 2 - Portfolio: 1

    I am an 8 years experienced professional IT support. I am a carrier-oriented person with a positive attitude and thinking and I take all criticism constructively. I have a passion for technology and I would be honored to work for any company that has a vision and a mission, which I can be a part of. I believe in an open team-based knowledge-sharing environment. I like to exchange my knowledge and expertise with other colleagues. I have the ability to successfully and effectively execute and deliver the best of what I know and what I’ve researched. Responsible for the day-to-day support of customer hardware and software problems and requests including PC, Laptop, Printer, Telephony and Network support other responsibilities include implementation of new hardware and software, rebuild and configuration of existing hardware and maintaining hardware and software inventory. Providing first level support Resolving and Troubleshooting desktop issues Logging and resolving tickets, keeping calls up to date Proactive in taking ownership of incidents and service requests Analyze issues/queries and provide solutions in a realistic time frame adhering to SLA's Knowledge of Windows operating systems (XP, 7, Vista, Server 2003 and 2008),and hardware Exposure of PC troubleshooting software and hardware problems. Knowledge of PC installation/hardware upgrade Experience in Network issue resolution Excellent knowledge of Microsoft office applications Comprehensive hardware knowledge Knowledge of windows server, network patching, exchange administration etc.

    $11.11 /hr
    0 hours
    0.00
  7. Christian Ron

    Christian Ron

    Expert in Asterisk,elastix,vicidial,PHP,Python,Mysql,wordpress

    Bangladesh - Tests: 5 - Portfolio: 11

    since from the last 3 years, I have installed a wide range of servers under Linux , Windows , Asterisk, Vicidial, Goautodial, Freepbx, a2billing including regular maintenance and updates for start-up companies and large businesses. My core competency lies in complete management of Linux, Windows, Asterisk, Vicidial, Goautodial, Freepbx, and web development using HTML,CSS,wordpreess, and I am seeking opportunities to build servers and websites as per your need from the ground up for you or your business.

    $5.56 /hr
    0 hours
    0.00
  8. Komil Gulboev

    Komil Gulboev

    PHP Developer/System Administrator/ VoIP (Asterisk, AGI)

    Tajikistan - Portfolio: 3

    I have more then 7-years experience in Telecom and Payment Systems. I can develop and support system like CRM and Processing centers and VoIP servers like Asterisk. I have good knowledge in Linux, Asterisk and PHP.

    $35.00 /hr
    0 hours
    0.00