VOIP Systems Engineer (Asterisk & FreePBX)

$25-50 USD / hour

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已发布

超过 4 年前

$25-50 USD / hour

We are looking for a VoIP systems engineer to help complete the development and testing of an internally developed web based calling application linked to Asterisk/Free PBX. - Experience with Asterisk and/or FreePBX - Experience with Apache, CentOS, DNS, hosted services, MySQL - Network design – Working with Firewalls, DNS, Load Balancers - Experience in software as service architectures (SaaS) - General telephony understanding - Understanding of VOIP platforms like Trixbox, Elastix, Freeswitch or FusionPBX - Configuring various VOIP Phones and iOS/Android Smart Phones - Knowledgeable in IP Telephony, unified communications, data networking, telecommunications, video technologies and Call Center - Experience working with TCP/UDP, SIP, RTP/RTCP or other multimedia network protocols

Network Administration

项目 ID: 22535801

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20提案

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活跃4 年前

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20威客以平均价$35 USD/小时来参与此工作竞价

@tangramua

Dear Sir, Your project is easy for our experts. We have a huge experience in Linux, VoIP, Asterisk PBX, Apache, CenOS, MySQL, Linux, Windows Server, System Admin, Software Architecture, and Network Administration, so we can do this for you. Our team has valuable experience in outsourced web development, software development, managed services, and 24/7 technical support. We guarantee Canadian quality. Please, review our profile to find detailed information about our company and our portfolio. We wait for further information from you in order to start cooperation. Best regards, Arnold, Tangram Canada Inc.

$25 USD 在40天之内

4.9

(101条评论)

7.4

@Erewin

Hello, i am working with voip for a long time and got all those skills. be free to ask me any question. bye, Pavel.

$38 USD 在40天之内

5.0

(78条评论)

6.9

@FranMercedesG

HI, Im asterisk expert, I have some certificaciones about asterisk and Linux (look my profile), also some projects well done (look my profile), Im interested on your project, Im ready to start, ping me for more details......

$40 USD 在20天之内

5.0

(126条评论)

6.3

@larymonata

Hello I can help you with your requirement. Please contact me to discuss further about your work. Thanks

$40 USD 在40天之内

5.0

(58条评论)

6.3

@gdmlnx

over 10 years of unix and unix like sysadmin. featuring Unix: Solaris, Hp-UX, AIX GNU/Linux (Red Hat, Slackware, Debian, ubuntu server,ubuntu cloud) Advanced Power Virtualization on IBM systems HACMP Linux cluster/pacemaker. VOIP and PBX Senior Asterisk Admin Siemens-Alcatel.E1. SS7 protocol - DSLAM - OLT FTTH automation and cloud : docker ansible AWS terraform ********************** RHCSA Certified. Scripting: bash, korn python full experience on: leading networking Troubleshooting SAN Disaster recovery Language: Spanish (native) English (fluent)

$38 USD 在40天之内

5.0

(61条评论)

5.8

@tejoel

I am full stack developer with more the 10 years the Experience in voip, asterisk, freeswitch, kamailio. I was developed call Center solutions from scrath with asterisk, websockets, codeigniter, mysql and kamailio to load balance

$33 USD 在40天之内

4.9

(31条评论)

5.7

@altr

Hello! I'm VoIP Expert with more than 8 years extensive experience in Asterisk-based systems. I will complete the development and testing of your Asterisk-based system! High quality and post-project support guaranteed! Check my profile and let's start!

$36 USD 在40天之内

5.0

(58条评论)

5.8

@letcheta

I am a VoIP expert and an Asterisk specialist with more than 6 years of experience. I am also a networks and telecommunications engineer with linux system administration skills. I think, I fulfill four requirements.

$40 USD 在40天之内

4.9

(10条评论)

5.0

@fb539b5fb38e960

Greeting from Ukraine. Sure that i can help U. Asterisk Certified. Currently maintaining several dozens of Asterisk (FREEPBX) servers. With hope for a long-term cooperation. Regards

$25 USD 在40天之内

5.0

(10条评论)

3.7

@akhileshgandhi

Hello, VOIP Systems Engineer (Asterisk & FreePBX) Experts, already worked on same concept before as per specification mentioned and can share details regarding same once we connect. Let's connect and we can have a quick discussion regarding your requirement in detail. Waiting to hear from you soon and be a part of your success. Thanks!

$38 USD 在40天之内

5.0

(2条评论)

2.2

@momenamin

Hello! I have all experience you're need, and already implemented many of Cloud and Local VOIP Systems for Egypt and Gulf companies And i have many VOIP solutions and we can use the one that match your needs, and i have many resources (DID/SIP Trunk providers and others) that can help us to add value to your VOIP System. Also i had an very good Experience with TLS protocol, so i can configure your VoIP system to work in Gulf without need to VPN Kindly, if you are interested about my offer, feel free to contact me to discuss.

$40 USD 在40天之内

4.9

(5条评论)

2.4

@shenji108

Hello I am sip/voip developer wtih asterisk server, linphone sdk. I have experience of iphone/android development for video chat with sip protocol

$38 USD 在40天之内

0.0

(0条评论)

0.0

@iamkalinina

Hey! About us: 1. telephony systems for business development and implementation 2. systems, that are based on Asterisk 3. systems creation for call centers, with automatic customer calling (vicidial) 4. graphical user interfaces development for telephony systems 5. CRM development for call centers (PHP+Laravel+Asterisk) I will be happy to discuss your project very much! Looking forward to hearing from you! Olya

$25 USD 在40天之内

0.0

(0条评论)

0.0

@MaulanaAdmi

hi, allow me to introduce myself to you. my name is maulana admi as voice and network engineer and these are some of my responsibilities at the office - Understand the basic concepts of network like Osi Layer, TCP/IP, LAN, Subneting, VOIP, NAT, DHCP, DNS, Gateway and etc. - switching concept, VLAN, STP, EtherChannel, Port Security. - Setting Voip gateway, Configuration IP PBX & setting ip phone - Configuration basic Mikrotik Router Board - Configuration Wireless

$25 USD 在40天之内

0.0

(0条评论)

0.0

@viaskumar2020

We have been offering solution enterprise Grade VOIP Dialer + CRM , IVR, PBX, SMS, RVM, Broadcasting, Billing and Reporting solution planning, architecture development, implementation, and support Using Asterisk, FreeSwitch, OpenSIP, FreePBX, Twilio, OpenSIPS, VICIdial, and web dashboard/API Codeigniter/laravel/Node.js /Angular /Lumen/React/Vue.js/ /Vtiger/SugarCRM/SuitCRM We are offering the following services: ✔️ Routing Engine ✔️ Billing based on CDRs ✔️ Business Reports and Alerts/Quality Management ✔️ Loss-Less routing system ✔️ Rate Manager ✔️ A2billing customized theme ✔️ Softswitch based on Freeswitch/Asterisk as per business requirement ✔️ PBX based on asterisk and FreeSWITCH on requirement basis ✔️ Broadcasting based on Asterisk lets start communication to know in details.

$27 USD 在40天之内

0.0

(0条评论)

0.0

@iliusha

Experience with such project by implementing few Asterisk boxes with SBC, and MySQL database. I can also provide High Availability solution and Monitoring.

$38 USD 在5天之内