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Verified teacher profile
Response Time 24h
Lessons offered by David
  • Individual
The lessons will be held
  • at his home
  • at your home
Taught subjects
  • Martial arts
  • Self defense
  • Karate
  • All Levels

Learn karate from a master of the art in Dallas. Sixth degree Black Belt with 55 years of experience.


I lead by example, practicing all classes with my students. I never ask students to do anything that I wouldn't do. Students become incrementally more fit and more skilled they build confidence by seeing the success they achieve through their perseverance.


Sixth Degree Black Belt, senior instructor for the World Matsubayashi-Ryu Karate-Do Association, Naha, Okinawa Japan. Studying/teaching since 1965. Have taught thousands of students from ages 6 to 65. The study of karate promotes, fitness, self-defense, mental focus, and will to succeed.


Transportation Fee : $5
Lessons offered by David
The lessons will be held
at his home
at your home
Taught subjects
  • Martial arts
  • Self defense
  • Karate
  • All Levels

David's resume

David Philip Kromka 3710 S. Versailles Ave.
(concealed information) Dallas, TX 75209
(concealed information)

BA Theoretical Mathematics, Florida State University, Tallahassee, FL
MA Counseling Psychology, National University, San Jose, CA

Advisory Technical and Organizational Development Trainer
Tandem Computers, Cupertino, CA – 1986 to 1993
Interviewed corporate management regarding staff training needs. Identified training resources and gaps. Collaborated with internal training organizations to initiate plans to fill the training gaps or identify external resources that would. Produced a corporate training resources catalog.
Developed and/or delivered a variety of technical courses for customers and employees of Tandem Computers. Courses included Tandem Performance Tuning, Tandem Capacity Planning, Tandem Systems Management, Pathway Internals, TMF Internals, Enform Programming, TACL Programming, and others. Delivered these courses to students of diverse cultural backgrounds including Hong Kong, Korea, Canada, and the US.
Developed and delivered the well-received “Eliminating Stress” seminar for employees of Tandem Computers and their families. Provided internal organizational development training to select organizations (i.e. Legal Department, Hardware R and D, Software Development). This work enabled once struggling teams to meet or exceed their goals for product deliverables while experiencing a dramatically more positive work environment.

C. H. U. Los Gatos, CA – 1988 to 2013
Provided Health Realization based consulting and training to mental health professionals in the San Francisco Bay area and other locations in the U.S. This education enabled mental health professionals to be more effective in their work with their clients while experiencing significantly less stress on the job.
Provided organizational development consulting and training to businesses and government agencies in the Silicon Valley area of California.
Provided technical consulting in the areas of performance tuning and capacity planning for customers of Tandem Computers. Customers included the Stock Exchange of Hong Kong, Korean Stock Market, BanaMex, JPMorgan Chase, Exxon-Mobil, US West Teleservices, ANZ Bank, AG Edwards, Bank One, Huntington Bank and many others. Some banks ran Base24 applications. My consulting enabled customers systems to perform their work with greater efficiency and reduced cost.
Consulted as a performance analyst for JPMorgan Chase from 2006 – 2012. Designed and delivered daily performance data collection and reporting system for NonStop systems running TSYS’ authorization software. Worked with quarterly performance testing teams, DBA’s, programmers, etc. to identify and correct performance problems in the quarterly software releases. Developed and implemented a capacity model for the NonStop authorization system which was used to plan new hardware acquisition.
Provided instruction in Matsubayashi-Ryu Karate to adults at Intel Computers, Tandem Computers, and at my karate school where I also trained younger students. Students became stronger, more coordinated and gained a more positive outlook on life. I found this training corrected several students who had been diagnosed as ADHD. I also conducted training as a guest instructor at multiple locations in the US. I hold the rank of 6th Degree Black Belt, Senior Instructor for the World Matsubayashi-Ryu Karate-Do Association, Naha, Okinawa, Japan.

Counseling Intern
Campbell Family Therapy – 1994 to 1995
Counseled parents, children, couples and individuals helping them find happiness and peace of mind.

V.P. Sr. Manager II
Bank One, Columbus, OH – 2002 to 2004
Managed team of a dozen technical specialists supporting 13 Tandem Computer systems at Bank One.

NonStop Systems Manager 4
UCSF Medical Center, San Francisco, CA - 2004 to 2009
Maintained production, DR and development systems for the medical center. Work included DSMSCM OS upgrades, analyzing and improving system and database performance and monitoring system performance with Prognosis.

Consultant TACL programming
Wells Fargo Bank - 2012 to 2013
Developed a large number of TACL scripts for Wells Fargo Software Development Q/A

Senior Technical Analyst
Total Systems Services, Columbus, GA - 2015 to 2018
Provide performance analysis/tuning and capacity planning services for systems, pathways, and databases on the company’s 17 production systems in the US and UK. This work enables the company’s systems to provide credit/debit card authorizations at a level that has earned many awards for the high level of service provided from companies such as Visa and others. Designed and implemented NonStop performance data collection and reporting system using NonStop’s Measure and TACL, IBM’s Connect Direct (a.k.a. NDM) and Windows Shell scripting. Provide monthly systems’ performance reviews for all production systems which includes CPU, disk, and disk file metrics, change requests’ status and before and after change result analyses. Also provide monthly systems’ 2-year capacity forecasting review.

BA Theoretical Mathematics – Florida State University, 1974 Minor in Music
MA Counseling Psychology – National University, San Jose, CA, 1994
Certified Advanced Health Realization Trainer – California School of Professional Psychology under Doctor Roger Mills – 1996
Multiple Internships and training under Doctor George Pransky, La Conner, WA

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