Zaychenko Valentyn
Birth
date:
03
December
1983
Region:
Kyiv
Senior/Lead C/C ++ Developer
Base
information
C/C ++
experience in commercial projects – more than 20 years.
Intel
x 86/ 64 Assembler experience - more than 10 years.
Big
development experience under OS Windows and UNIX/Linux.
Excellent
knowledge
STL, BOOST.
Knowledge
Qt.
Knowledge
OpenCV.
Know at the junior level such script languages: LUA, SQL, Python,
Shell, Go.
Have experience in micro-teams managing.
Work
experience
Senior
Software
Engineer/Technical
Team Lead
April
2020 - present time
SoftConstruct
Ukraine
MSSQL
Replicator
The
project is designed to track changes in the database based on binary
replication logs.
- Role:
Principal Engineer/Technical Team Lead.
- Parse
binary transaction operation (such as INSERT, MODIFY, DELETE etc.).
- Development
crypto network protocol.
- Development
of the Parser module.
- Development
of the WatchDog module.
- Port
the File Reader module from Linux to Windows.
- Technologies: Git,
Docker,
Google
Cloud SDK,
Prometheus,
C ++20/ 23,
MSSQL,
SQLite,
Bash,
STL, Boost, ZeroMQ, Kafka, Zookeeper, WinAPI
- OS:
Linux, Windows.
AJNA
project
The
project is designed to track objects and players at sport events.
- Capturing
video using Argus SDK.
- Video
stream processing using CUDA/OpenCV.
- Python
modules development. The code is written in C ++, the development of
Python bindings.
- GStreamer
plugins development.
- Technologies: Git,
Docker,
Google
Cloud SDK, C/C ++17,
Python, Bash, STL, Boost, ZeroMQ, CUDA,
OpenCV, GStreamer
- OS: Linux,
Embedded
Linux (NVIDIA Jatson)
Senior
Software
Engineer
July
2018 – April 2020
CPI-Kyiv
• Development
services of the middle-layer level for the Crane ALIOP Pro payment
service.
• Technologies:
C/C ++14, Python, LUA, SQL, STL, Boost, Protobuf, ZeroMQ, OpenSSL.
• OS:
Linux.
Senior/Lead
C ++ Developer
January
2016 - Jule
2018
UNiT
Co.
• Development
of the registrar of settlement operations for Ukrposhta - fiscal
and non-fiscal modules.
Technologies: C/C ++11, SQLite (development encryption codec with my
own AES and Blowfish implementation), ZeroMQ, BOOST, STL.
• Development
of a software package that allows to create personal identification
cards for the Ministry of Internal Affairs and the National Police of
Ukraine.
Technologies: C/C ++11, SQLite, BOOST, STL, Windows, UTTOPPAN SDK,
Canon SDK.
• Development
of the GPE (Graphical Protection Element). Technologies: C/C ++14,
BOOST, STL, OpenCV.
• Development
of the QR generator and reader. Technologies: C ++11, STL, BOOST,
OpenCV.
• OS:
Windows, Linux.
Lead
C ++ Developer
March
2015 - December 2015
Web
Sun Group
• Development
of a system of protection against hacking and analysis of the final
product (Windows) - Anti-Debug, Anti-Cracking, Crypting,
Polymorphing.
•
Development of a module for collecting and calculating statistics -
NGINX-plugin, Linux, C/C ++.
•
Development and implementation of a system for injecting security
scripts into browsers, including HTTPS streams.
•
Development of a real-time proxy for RTB, used RTBKIT C ++.
• Technologies:
Assembler x 86/x 64, C ++, WinAPI, BOOST, STL, ZeroMQ, Google Protobuf,
Shell, MySQL.
• OS:
Windows, Linux.
Team-Lead,
Senior C ++ Developer
September
2012 - February
2015
Favbet
Co.
• Development,
monitoring and implementation of the Fav-TV service.
•
Head of development department.
• Technologies:
C ++11, FFMPEG, ZeroMQ, Protobuf, BOOST, STL.
• OS:
Linux
Senior
C ++ Developer
February
2011 - August 2012
SGCM
Partners
• Implementation
of trading client connectors to obtain exchange
prices
and to make transactions.
•
Implementation of trading bots
•
Performance optimizations.
• Technologies:
C/C ++, ZeroMQ, Protobuf, GLib, BOOST, STL,
Python.
• OS:
Linux
Engineer Software Developer
September
2009 - December 2010
CoreTeam
• Development
of code for encoding/decoding audio/video streams.
• Development
of code for transmitting audio/video streams from the SDI track and
from video cameras via FireWire.
•
Development of code for playing audio/video streams in a TV channel
via SDI.
•
Development of an echo cancellation code for sound transmission.
• Technologies:
C/C ++, Erlang, BOOST, STL, DeckLink
SDK, FFMPEG, RTMP, RTP.
• OS:
Linux
Senior
C ++ Developer
October
2007 - August 2009
Antidote
• Development
of the architecture and intermodular interaction.
• GUI
development using Windows API.
• Porting
and adapting code from 32-bit to 64-bit architecture.
• Technologies:
C/C ++, Delphi, Assembler, STL, Windows API.
• OS:
Linux,
Windows.
Leading
Antivirus Core Engineer
September
2006 - August
2007
UNA-NEO
• Analysis
of viruses written for Windows and Linux with the addition of their
signatures to the Antivirus database.
• Development
of viral heuristics based on neural networks.
• Development
of a disassembler for Intel x 86 processors (including commands i 686,
FPU, MMX, SSE, SSE 2)
• Development
of a code execution emulator for Intel x 86 processors (including
commands i 686, FPU, MMX)
• Technologies:
C/C ++, Delphi, Assembler, Windows API, STL.
• OS:
Windows
Leading
Antivirus Core Engineer
Febrary
2003 - September 2006
Ukrainian
National Antivirus
• Analysis
of viruses written for Windows and Linux with the addition of their
signatures to the Antivirus database.
• Development
of technologies for the detection of polymorphic and metamorphic
viruses.
• Low
level speed code optimizations for various processors (AMD and
Intel).
• Utility
development using C/C ++ and Delphi for internal use.
• Technologies:
C/C ++, Delphi, Assembler, Windows API, STL.
• OS:
Windows
Language
skills
English
- pre-intermediate
Russian
- native
Ukrainian
- native
