Timothy J. "Tim" Riker
9637 Garden Glen Road
South Jordan, Utah 84095-2802
Seeking senior position in new technology development, combining project
leadership, programming, system design and administration with innovative
abilities. Should include a flexible environment with creative latitude and
appreciation of individual attainment. Particular interests include Linux,
OpenSource, Android, embedded systems, clustering, Storage Area Networks,
full text search engines, networking, and data compression.
Ruby, Pascal, assembly, BASIC, COBOL, Fortran, etc.
Design and development experience in Internet and intranet environments
of search systems, web applications, HTML, XML, graphics applications,
disk and resident utilities on Linux, Unix, Windows, 95, NT, MS-DOS, and
OS/2. Device and filesystem drivers for Linux.
Tools: GNU, Microsoft, Watcom, Borland, IBM, Sun and Zortech C++ and C,
Microsoft Windows and OS/2 SDK, CVS, Polytron Version Control, etc.
Systems and operating systems experience: Debian GNU/Linux, Ubuntu Linux,
Red Hat Linux 4.0+, SUSE 9+, OS X, Beowulf, VirtualBox, VMWare,
LinuxVirtualServer, GFS, MOSIX clusters, kernel 0.95+, all Microsoft platforms
(not my preference), Solaris 2.2+, etc.
Protocols: HTTP, HTTPS, SSL, IPSec, CGI, SSH, LDAP, NNTP, SMTP, FTP, TFTP,
DHCP, BOOTP, PXE, TCP/IP, IPv6, UDP, ICMP, IGMP, PPP, SLIP, IPX, Z39.50,
hardware: Intel x86, x86_64, OMAP, XScale, StrongARM, SH3, Itanium (ia64),
PowerPC, MIPS, Alpha, SPARC, and HPPA platforms. PCI, AGP, CompactPCI,
ISA, VLB, EISA, MCA computers, embedded systems, USB, DVD, CD-ROM, FDDI,
Gigi/10/100/Base-T Ethernet, SCSI, FibreChannel, IDE storage subsystems,
OpenGL hardware, etc.
- Maintainer: BZFlag, an Open Source,
OpenGL, multiplayer, multiplatform, BattleZone capture the flag game.
- Member: Debian GNU/Linux development
- Project Lead: TuxScreen web phone.
- StrongARM platform, 4M flash, 16M ram
- bootloader, kernel, uClibc, BusyBox, TinyLogin, pcmcia-cs, lrzsz, inetd,
telnetd, XFree86 TinyX, rxvt etc. all in 4M of flash.
- Maintainer: ARM
Linux kernel maintainer for the Sharp Zaurus SL-5000D
- Other projects: Infobot (was blootbot), buildroot, BusyBox, uClibc, SecondLife, OpenSim, etc.
January 2011-Present - Principal Software Engineer
The Church of Jesus Christ of Latter-Day Saint,
South Jordan, UT
- Administer tech.lds.org.
- Support Open Source applications including MediaWiki and phpBB.
- Security review, tracking and hardening of Church systems.
- Distribution, testing and support of Church mobile applictions for Android, iOS and other platforms.
July 2009-Present - Chief Technology Officer
South Jordan, UT
- Develop the Saygus Vphone, a full-featured smartphone running Android OS.
- Saygus Vphone wins Best of Innovations for the handset category at CES 2010
- Saygus Vphone wins 3rd place Phone/Smartphone E-Tech award at Spring 2010 CTIA
June 2005-July 2009 - Sr. Software Engineer
Salt Lake City, UT
- Central management and deployment for over 5000 Linux servers
- Migrate servers from SLES 9 to Debian Linux OS
- multi-site systems management using Cfengine
- Architecture, Design, and Development of large scale search system on Linux clusters
March 2003-June 2005 - Sr. Linux Technologist
Texas Instruments, Inc., Dallas, TX
- Technical Manager of embedded Linux project
- Directly managed 20 developers
- Responsible for entire project staff of over 60 personnel
May 2001-Present - Embedded Linux Consultant
Guru Group, LLC, South Jordan, UT
October 2000-December 2002 - Principal Engineer, Chief Technology Officer
Lineo, Inc., Lindon, UT
Platform support including handhelds
Many other special engineering projects.
June 1999-September 2000 - Senior Engineer - New Platforms team lead,
Caldera, Inc., Orem, UT
OpenLinux ports to Itanium and PowerPC. Member of ia64Linux project.
Engineering involvement in kernel device drivers, large memory configurations,
September 1998-April 1999 - Vice President of Technology,
WordCruncher, Draper, UT
project lead and chief architect of full text retrieval engine. Engine
designed to index and search 250 million web pages, updating 5 million
pages a day. Initial launch (3 months) achieved over 99.9% uptime and handled
the load as expected.
First commercial deployment of GFS
a SAN based cluster filesystem. Many improvements were made to bring this
up to commercial quality as part of this project.
Internet issues: DS1 installation, mail, DNS, DHCP, and web servers, Cisco
router admin, etc.
June 1993-September 1998 - Software Engineer,
SilverPlatter Information, Inc.,
design and implement corporate internet solution reducing individual server
outages from over 60 a month to under 6 a month. Decrease average outage from
from 45 minutes per incident to under 5. Further improvements underway are
limited by the proprietary application.
design and implement World Wide Web interface to Client/Server databases
using CGI API.
design and implement CD-ROM build and retrieval software, including data
compression and indexing for IBM compatible, NEC 9800, Macintosh and Unix
optimized compression software reducing 24 hour run-times to 8 hours while
increasing the compression obtained.
participated in design and coding of sort software, reducing sort time by 60
managed Novell, Windows NT, 95, OS/2, Unix, and Macintosh and DOS systems.
company wide support for network, hardware, software, communications and e-mail
established a reputation for delivering projects on-time and bug-free.
Sep 1992-May 1993 - Vice President of Development,
design and implement portable directory search engine in C++, now ported to:
DOS, Windows, Windows NT, Macintosh, Unix, OS/2. Currently the software used
for ProPhone and PhoneDisk.
design and implement portable buildware for same.
company wide support/installation of network, hardware, and e-mail system.
Feb 1989-Aug 1992 - Software Engineer,
SilverPlatter Information, Inc.,
Apr 1988-Nov 1988 - Vice President of Development, TriTech Software, Inc.,
Aug 1987-Apr 1988 - Systems Consultant and Salesman, ICS Computers, Provo,
Brigham Young University, Provo Utah -
Computer Science, Physics and Math.
Monroe Community College, Rochester,
New York - Pascal & Program Design, COBOL