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Dmytro Prokhorenkov

Date of birth: 02 december 1987

Mobile: +38 068 1999583


Skype: liet.kynes

Marital status: not married

Highlights of IT Skills:

  • Linux (RHEL, SuSe, Arch, Debian/Ubuntu) & Free/OpenBSD

  • Virtualization technologies (VMWare, KVM, QEMU). Basic knowledge of BSD jails

  • Databases (PostgreSQL, MySQL, SQLite)

  • Web servers (Apache, Nginx)

  • Shell scripting (bash/shell, perl, python, php, sed, awk)

  • Basic experience in web programming (php+postgresql, python+django+postgresql)

  • Mail servers based on Exim+Cyrus (web interface RoundCube). Spam filters based on OpenBSDSpamd and SpamAssassin

  • Managing Redmine, OTRS. Supporting several WordPress sites

  • Network routing protocols (BGP, OSPF)

  • Network Infrastructure (TCP/IP, OSI, DNS)

  • Network planning and research

  • Cisco IronPort Spam filter

  • VoIP: Asterisk, Cisco CallManager, some hardware VoIP devices

  • Knowledge of different vendors of network switcher and routers (Cisco, Juniper, Dell, DLink etc). Wireless Networks (Cisco, Aruba)

  • Secure tunnels: Site-to-Site VPN, Easy VPN, IPSEC, OpenVPN, SSL VPN, PPTP Tunnels

Professional Experience

Network analytic

Advanced Telecommunications

November 2013 — Present, UA, Kyiv

  • Administrations of holding network based on Cisco Networks equipment

  • Building secured channel between point based on VPN Tunnels, IPSEC and Site-to-Site VPN

  • Managing mail servers and Cisco IronPort

  • Planning and construction of the network structure of branches in other holding

  • Researching information about Aruba and testing their products


Video Internet Technologies

June 2012 – October 2013, UA, Kyiv

  • Service and hardware administration of office and network.

  • Managing VMWare vSphere Hypervisor. Testing vCenter

  • Planning of company internal network and services (web-, file- and svn storages, backup system etc)

  • Managing and support mail server (Exim+Cyrus+openbsd-spamd+spamassassin)

  • Managing BGP for own network and AS

NOC Department

SKIF ISP LTD Ukrainian Internet Operator

July 2009 – June 2012, UA, Kyiv

  • Planning of company network (core and access level)

  • Researching for new hardware/software solutions, design and implementation (IP-Unnumbered, global user authorization system, soft routers based on OpenBSD and Linux)

  • Interaction with service providers

  • IT staff training/development

  • IPv4/IPv6 network design and management. Hardware equipment (routers/switches: Cisco, Juniper, eXtreme, etc) research and implementation

  • Research, programming and support of ISP Billing system (writing of new functions, simplifying processes, programming gates for payment systems)

  • Support of services (Postfix, Cyrus, PostgreSQL)

NOC Department

Freenet Ltd

February 2007 – June 2009 UA, Kyiv

  • Ethernet and IP network planning, maintaining and support

  • Consultant in all aspects of Internet networking for technical staff

  • Cisco/Linksys and DLink hardware maintains

  • Network monitoring and statistic, utilization monitoring (Netflow/SNMP, Nagios/RRd)

  • Writing of modules for ISP Billing system and automatisation scripts

  • Strategic planning, managment and configuration of company network in regions (core and access level)

Additional IT Experience

GoldenFiber Network in Kyiv

May 2007 – October 2007

Developing and building network infrastructure for GoldenTelecom Fiber Network in Kiev (FTTB project for home-user internet access providing).

Now this network belongs to Kyivstar.

Skif ISP in Kyiv

July 2009 – June 2012

Developing and rewriting ISP Billing system, adding payment gates functionality.

Outsource administration different servers (web-hosting, hypervisors, routers etc) in different locations:

  • (web and mail servers)

  •, (wordpress projects)

August 2009 – Present


National Technical University of Ukraine «Kiev Polytechnic Institute»

Department of Applied Mathematics

Occupation: Engineer of computer networks and systems

Qualifications: Expert

Languages spoken:

Ukrainian, Russian — fluent

English — Intermediate (read the documentation, communication)

Polish — medium (free oral communication)

Willingness to travel: yes

Personal qualities: analytical mind, quick acquisition and using new information, commitment, ability to work in a team and independently, high moral principles

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