Aliaksandr B.
Santo Domingo, Dominican Republic
Telecom Expert, Highload MYSQL, Billing, Hosted PBX, CRM Integrations
$100.00/hr
Dedicated, results oriented and experienced in PBX and voice applications , Call Centers, SBC, SMS and business automation, CRM, billing systems and custom software development with more then 15 years of a freelance experience. I believe in a simplistic approach with a clean and effective code. I always provide support to my projects and never leaving my clients alone with a problem.
I will be happy to help you in the following fields:
Design and implementation of the VOIP PBX and callcenters platforms based on asterisk, freeswitch and cisco solutions
API architecture and development, API Integrations of any complexity
Database Design, Optimization and maintenance
Contact centers based on hosted pbx platforms asterisk, freeswitch, Genesys, Ringcentral, etc
Maintenance of the production environments based on linux, cisco, juniper
Mysql Database Optimization and Clustering
Linux Clustering and High Availability platforms
High Load Platforms
Colocation/Cloud/Mixed platforms
Kamailio and freesbc/prosbc session border controller and sip proxies
SMS and Voice Bulk sending solutions
Billing platforms and Business Automation
MySQL, Asterisk, FreeSwitch, NGINX, Kamailio, OpenSIPs, Google Go, PHP, NODE.JS and JavaScript.
And last but not least, I'm not mixing my freelance projects with a full time job. Freelance is my full time job and I do all my projects with 100% dedication to it.
Only serious clients please. Our time is priceless so lets try to spend it wisely.
All my solutions are coming with 2 month of free bug fixes and maintenance.
I can guarantee that with me you will get the best of breed solution for your problem but
it wont be cheap.
Work history
Work history
Support
Sep 22, 2018
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Sep 5, 2021
Private earnings
Genesys DID Report
Dec 6, 2019
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Dec 31, 2019
"Alex is a pro with strong technical skills. He has ensured everything is working - following up many days after the work was done. I would recommend it to anyone…
Private earnings
Genesys Consulting
Dec 6, 2019
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Dec 6, 2019
"Alex is very knowledgeable and he is always trying to offer new solutions that favour the client's goal."
Private earnings
OpenSip on AWS : install, commision and config
Jul 31, 2019
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Sep 20, 2019
"Solid professional with extensive experience in Asterisk and OpenSIP. Highly recommend Aliaksandr."
Private earnings
FreePBX Phone Support
May 28, 2014
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Jan 14, 2019
No feedback given
Private earnings
Kamailio professional needed
Aug 25, 2018
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Sep 7, 2018
"Alexander is very knowledgeable and works efficiently."
Private earnings
PBX was installed via a VPS and has not had working CDR Call Recording or other misc.
Dec 27, 2017
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Dec 27, 2017
"Very quick and good. Elastix isabel asterisk work"
Private earnings
Asterisk Manager API and Ubuntu
May 10, 2016
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May 12, 2016
"Awesome"
Private earnings
Kamailio And Siremis Voip Switch Setup
Apr 20, 2016
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May 9, 2016
"Perfect help, even went the extra mile, Even gave ideas i didnt think of."
Freelancer's response
"thank you very muc"
Private earnings
ServerSide Web Developer - php/database/connecting with Amazon API
Apr 20, 2016
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Apr 23, 2016
"Alexander understands the requirement extremely well, is very responsive, and has been communicating on a very regular basis, following up with me ensuring everything is done right. He has exceedingly…
Freelancer's response
"thank you very much :)"
Private earnings
IVR Development - Freeswitch. Finishing up the project where the last developer left off.
May 16, 2019
-
Present
Job in progress
Private earnings
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