Leonid Volnitsky

+38 044 418 2361 (alt: +38 050 163 2200);   13 Timoshenko St. apt 297; Kiev, Ukraine 04252.   
http://volnitsky.com/resume    leonid@volnitsky.com    http://linkedin.com/in/leonia

SUMMARY
* 10+ years of C++ development experience
* Background in scientific computing, statistics, data mining and mathematical optimization. 
* 10+ years Systems Administration experience in Linux/UNIX 
* Contract or permanent position.  Will relocate.  US Green Card holder. 

EXPERIENCE

Yahoo! (contract)  Sunnyvale, CA, USA 6/2007 - 11/2007
Technical Yahoo! at MediaOps division.  Software packaging and configuration management in finance.yahoo.com property. GCC/C++, Yinst, Igor, CVS/SVN, Linux/BSD

Electronics Arts (contract)  Redwood City, CA, USA 3/2007 - 6/2007
System programming, monitoring and system administration in Electronics Arts online division.    
Developed monitoring and resource utilization application. 

GateIn Inc (founder, one-person startup) San Mateo, CA, USA  and Kiev, Ukraine, 6/2003-10/2006
Self employed at GateIn Inc., which was specializing in documents and email (offline-imap) synchronization web services based on webdav/svn.   (C++, Ruby/RoR, Apache, Mysql)    
 
VISA International (contract)   San Mateo, CA, USA  5/1996-3/2003    (except 9/2000-6/2001) 	
UNIX Senior Systems Administrator, System Programmer and Configuration Manager.  Maintained Sierra project development environment. Was responsible for installation and administration of Solaris/HP-UX/Linux, development tool chain, build custom Solaris packages for internal VISA use, automated system administration tasks and installation process.   

Amdahl Corp (contract) Sunnyvale CA, USA  12/1995-5/1996
UNIX Systems Administrator. Solaris, NIS+ TCP/IP networks, NFS/automounter 

US Embassy/USAID  Kiev Ukraine 6/1994-8/1995
Systems Administrator Assistant.    Banyan Vines, Solaris/SunOS 4.x/FreeBSD, Windows NT.  Developed office PBX call accounting system,  implemented on FreeBSD. 

EDUCATION

Graduated from Kiev Polytechnic University (Ukraine), Electrical
Engineering department.  Microelectronic and microprocessors major.

Certification exam at DRAKE testing center for: 
Certified Solaris 2.x Administrator;  SCO UNIX Administrator; NetWare Administrator (CNA)

SUN Microsystems, course of instruction in:
Solaris System Administration Essentials, Chelmsford, MA USA 
Solaris System Administration, NYC, NY USA

HP Educational Services, Mountain View, CA, course of study in:
HP-UX 11.0 New Features and Functions.

USAID/Bangkok, Thailand. Electronic Certification System training

KEYWORDS / SKILLS  

C++/C,  VIM, GCC/ICC, OpenMP/SSE/SIMD/code optimization/x86-inline-assembler, GDB/Valgrind
Scientific computing, Data Mining, Statistical Analysis, Mathematical Optimization, Operations Research, 
Classifiers, SVD/PCA/KNN, multi-dimensional interpolation. 
STL, Boost, GSL, uBLAS, Xlib, Trolltech QT, Xlib,  template/meta/generic programming
GIT, Subversion/SVN, SCM, make, diff, patch, packaging (ebuild/rpm/deb) , configuration management
RoR(Ruby on Rails), SQL/MYSQL, Apache HTTP/HTML/CSS), bash/sh.
TCP/IP, iptables, DNS/NIS/Named/Bind/DnsMasq, Firewall, Security Assessment, NAT, Proxy, DHCP/PXE,
Gentoo, Redhat/Centos, Debian, Linux, Solaris, SunOS, HP-UX,  UNIX