Sergiy Kyrylkov

phone: +380 (68) 351-86-85
e-mail: kyrylkov@gmail.com
web: http://sergiy.kyrylkov.name
blog: http://sergiy.kyrylkov.name/blog

Qualifications

Highly skilled professional with solid business development experience and a very strong IT background. Proven leadership and problem solving expertise, combined with ability to work independently. Strong communication and presentational skills with fluency in English, Ukrainian and Russian.

Professional Interests

Business development; wireless broadband; consulting and outsourcing; Linux and OSS solutions; e-commerce and Web applications; Java platform and JEE; Java virtual machines; 64-bit computing; programming languages; compilers.

Accomplishments

Improved developer's productivity and reduced TCO by 85% by introducing Eclipse/MyEclipse combination as the primary IDE of Multiplex Systems LLC
Designed and developed 64-bit "stop-the-world" RealOF memory management algorithm improving throughput in Java server applications over the best generational copying algorithms
Ported Jikes RVM to 64-bit PowerPC AIX and Linux providing the first open-source virtual machine with rich research functionality for these platforms
Improved and extended Jikes RVM to run Eclipse delivering the first open-source virtual machine to support most of the IDE's features
Designed and developed parts of the SSR Register System telecommunication software, used in a number of regional centers of Ukraine

Experience

07/2006 - 12/2006

Consultant

Intel Ukraine,
Kyiv, Ukraine

Evaluated hardware and software options for Intel Internet Gateway Appliance for Ukrainian telecommunications market, competing with Cisco ASA 5500 Series, Zyxel ZyWALL and Symantec Gateway Security 300
Provided marketing services and software consulting in the areas of operating systems, virtualization, antivirus, firewall, management and VoIP software for Intel Channel Platform Solutions Group

09/2004 - 06/2006

Chief Technical Officer

Multiplex Systems LLC,
Mission, TX

Negotiated with customers, set the vision and oversaw the development of a number of projects
Driven the adoption of a number of Java EE frameworks, tools, and solutions, including Eclipse, MyEclipse, Struts, Tapestry, Hibernate, and EJB 3.0 among others
Founded Multiplex Systems LLC, a company specializing in customized Java EE-based solutions

03/2004 - 08/2004

Research Scientist

Department of Computer Science,
University of New Mexico,
Albuquerque, NM

Ported parts of the optimizing compiler of Jikes RVM to the 64-bit PowerPC architecture
Evaluated performance and tuned a 64-bit GCTk version of the Older-First collector
Extended 64-bit PowerPC/AIX ports of Jikes RVM 2.0.3 and the latest CVS version to run PowerPC/Linux on Apple G5 platform: fixed compiler and linker errors, implemented parts of JNI, identified bugs in ppc64 Linux/kernel 2.6.x

09/2002 - 12/2003

Research Assistant

Department of Computer Science,
University of New Mexico,
Albuquerque, NM

Implemented and debugged 64-bit PowerPC port changes in the latest CVS version of Jikes RVM
Implemented a 64-bit GCTk version of the Older-First collector and allocator with address-order write barriers in Jikes RVM 2.0.3
Debugged and added functionality to the 64-bit PowerPC port of Jikes RVM 2.0.3

06/2002 - 08/2002

Software Development Intern

IBM Corporation,
Boston, MA

Improved Jikes RVM and support libraries to run Eclipse: implemented missing functionality, fixed bugs, and solved performance issues in different parts of the system including JNI, reflection, serialization, encryption, and networking
Identified and fixed bugs and performance bottlenecks in GNU Classpath

06/2001 - 05/2002

Research Assistant

Department of Computer Science,
University of New Mexico,
Albuquerque, NM

Ported Jikes RVM 2.0.3 to the 64-bit PowerPC architecture: implemented 64-bit versions of baseline and "magic" compilers, reimplemented parts of runtime including classloader, garbage collection, scheduler, etc

01/2001 - 05/2001

Teaching Assistant

Department of Computer Science,
University of New Mexico,
Albuquerque, NM

Taught Computer Programming Fundamentals in C++

10/1998 - 12/2000

Software Engineer

Government Administration,
Derajnia, Ukraine

Developed several employee and payroll databases for special purposes of the Government Administration
Provided software maintenance of the Government Administration Windows NT workstations and servers

01/1998 - 09/1998

Systems Administrator

Khmelnytsky National University,
Khmelnytsky, Ukraine

Provided full life cycle maintenance and administering of users and security on Windows NT and Red Hat Linux workstations
Provided hardware and software maintenance of the departmental computers, LAN, and Internet access

06/1997 - 12/1997

Software Developer

Electronic Systems Enterprise,
Khmelnytsky, Ukraine

Designed and developed several software modules integrated into the SSR Register System, which operates in large regional centers of Ukraine

Education

12/2003

Master's degree in Computer Science
(thesis option)

University of New Mexico

06/2000

Specialist's degree in Electronic Engineering (diploma with honors)

Khmelnytsky National University

06/1999

Bachelor's degree in Electronic Engineering (diploma with honors)

Khmelnytsky National University

Publications

Comparison of Garbage Collectors Operating in a Large Address Space
Sergiy Kyrylkov and Darko Stefanovic
Technical Report TR-CS-2005-11, Department of Computer Science, University of New Mexico, April 2005
64-bit Computing and JVM Performance
Sergiy Kyrylkov
Dr. Dobb's Journal, March 2005 issue
A Study of Garbage Collection With a Large Address Space for Server Applications
Sergiy Kyrylkov and Darko Stefanovic
Technical Report TR-CS-2005-1, Department of Computer Science, University of New Mexico, February 2005
Design and Implementation of a 64-bit PowerPC Port of Jikes RVM 2.0.3
Sergiy Kyrylkov, Darko Stefanovic, and Eliot Moss
2nd Workshop on Managed Runtime Environments, Palo Alto, CA, March 2004
Jikes Research Virtual Machine: Design and Implementation of a 64-bit PowerPC Port
Sergiy Kyrylkov
Technical Report TR-CS-2003-41, Department of Computer Science, University of New Mexico, December 2003
Representation of 32-bit Quantities in Jikes Research Virtual Machine 64-bit PowerPC Implementation
Sergiy Kyrylkov and Volodymyr Kyrylkov
Measuring and Computing Devices in Technological Processes, 3 (17), 97-99, (2001)
Efficacy of the Software Cooling Method in Cyrix/IBM Microprocessors (in Ukrainian)
Sergiy Kyrylkov
Measuring and Computing Devices in Technological Processes, 2 (8), 160-162, (1999)

Honors and Awards

IBM Extreme Blue Cambridge Certificate of Excellence for outstanding performance and lasting contribution to Eclipse on Jikes RVM project, 2002
Specialist's diploma with honors, 2000
Bachelor's diploma with honors, 1999
First place award in the university software developer contest, 1998
Undergraduate fellowship, 1996-2000

Additional Information

Languages: fluent English, Ukrainian and Russian

Last updated June 17, 2007