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Work experience

Asterisk/Freeswitch Developer, Engineer of VoIP/TDM/CTI networks and systems

from 08.2015 to now (10 years)
Mig Shyvuk Ukraine, Київ (Telecomunication, Callcenter)

•Installing and configuring of telephony systems: Asterisk, Freeswitch, FreePBX, Kamailio
•Systems integration: creating integration solutions for Asterisk and Freeswitch (in the main for callcenters), implementation and further support of applied solutions (Perl, Python, PHP)
•Deployment of different open source solutions for Asterisk (ViciDial, FOP) and developing and expanding of them functionality in accordance to company's needs
•Linux (Debian, Gentoo, Ubuntu, Centos)/FreeBSD servers setup and maintenance
•DBMS installing, configuration, tuning (PostgreSQL, MySQL)
•Mail server administration (Postfix, Scrollout)
•VMware ESXI adminstration
•Monitoring of services, servers, equipment, creating system applications (bash) for monitor of servers parameters (Zabbix system)
•Planning and implementation of backup storages
•Creation and presentation the offers for customers
•Adaptation and deployment of voip telephony systems
•Technological consulting of customers
•Corporate distributed network planning and implementation
•Development of automatic configuration deployment
•Training and supporting of junior system and support administrators
•Users support
•Creating documentation of developed solutions

Asterisk Developer / Lead System Adminstrator

from 12.2010 to 08.2015 (4 years 8 months)
Media Systems, Киев (Telecomunication, Callcenter)

•Linux (Debian, Gentoo, Ubuntu, Centos)/FreeBSD servers setup and supporting
•Installing and configuring of telephone Asterisk, FreePBX, Freeswitch
•Systems integration: creating integration solutions for Asterisk (in the main for call-centers), implementation and further support of applied solutions (Perl, Python, PHP)
•Deployment of different open source solutions for Asterisk (ViciDial, FOP) and developing and expanding of them functionality in accordance to company's needs
•DBMS installing, configuration, tuning (PostgreSQL, MySQL)
•Mail server administration (Postfix)
•VMware ESXI adminstration
•Providing of maintenance services
•Planning and implementation of backup storages
•Participating in the customer proposals creation and presentation
•Adaptation and deployment of voip telephony systems
•Technological consulting of customer
•Corporate distributed network planning and implementation
•Development of automatic configuration deployment
•Training and supporting of junior system and support administrators
•Users support
•Creating documentation of developed solutions

Engineer VoIP networks and systems

from 04.2010 to 08.2010 (4 months)
Teleport (Inter TV channel), Kiev, Ukraine (Media)

•Configuring, administration, monitoring CTI services based on Intel Dialogic voice cards and Dialogic software
•Collect and analyze statistics of calls (MsSQL)

Lead System Adminstrator / TCL Programmer

from 06.2001 to 12.2010 (9 years 6 months)
Interactive Media Tehnologies, Kiev, Ukraine, Київ (Telecomunication, Callcenter)

•Development, maintenance of computer telephony systems, IVR-systems (by using TCL programming language) based on voice boards Intel Dialogic (ISDN-PRI E1, VoIP H.323)
•Construction and support of IP-telephony (Asterisk, Mera, GnuGK softswitch)
•Network administration
•Hardware PBX (Panasonic, LG) with PRI technology
•FreeBSD, Linux servers setup and configuration
•Creation corporate distributed network based on FreeBSD routing
•Setup, configuring and administration of corporate mail server
•Planning and implementation of backup storages
•Users support
•Corporate site development (Apache, Perl, HTML)
•Create and development of WEB-interfaces for viewing data DB (PHP, HTML, RDBMS PostgreSQL, MySQL).
•Technical and financial support of IP-telephony systems, negotiations with IP companies (including foreign)

Education

Kiev Polytechnic Institute (KPI)

Electronics, Kiev, Ukraine
Higher, from 1998 to 2004 (5 years 9 months)

Master's engineering degree of electronic devices and equipments
Graduated with honors.

Additional education and certificates

CCNA Certification, Ukrtelecom's Cisco study center, Kiev, Ukraine

4 month, 2006

Knowledge and skills

• MySQL
• Network administration
• Administration
• PostgreSQL
• DBMS
• Professional experience in VoIP / CTI technologies
• PHP programming
• FreeBSD, Linux systems administration
• Windows systems administration
• Network hardware administration
• Mail servers administration
• VMware ESXI adminstration
• Backups storages configuring and supporting
• Systems integration
• Perl programing
• Python programming
• Tcl programing
• Team leading

Language proficiencies

• Russian — fluent
• Ukrainian — fluent
• English — above average