Welcome to Descriptor Systems
Are you looking for top-quality courseware that you can use to train developers? Our courseware combines detailed lecture materials with relevant, challenging hands-on lab exercises so that your students will master the material.
Click here for details and pricing information.
Drop Joel Barnum an email at to discuss how you can license the best courseware at price that won't bust your budget.
You give us a specification, and we will give you a custom course, complete with presentation materials in PowerPoint or Adobe PDF and hands-on lab exercises. Our clients include IBM Learning Services, ProTech Professional Training and others. Click here for details.
Drop Joel Barnum an email at to discuss how we can provide you with the custom technical courseware you need at a reasonable price.
If you need a highly experienced, expert instructor to come to your workplace, you've come to the right place. We will teach any of our classes at your site at a very cost-effective daily rate.
We have an unconditional money-back policy. If your students are not fully satisfied, you don't pay. Period. We are that confident that you will be happy (and to be honest, we're not really risking much -- in over 20 years of teaching, we've never had a "bad" class). So you have absolutely no risk!
We will also customize any class to exactly meet your needs for no extra cost. Click here for details and then drop Joel Barnum an email at to schedule a course.
As a public service, we make some of our most popular courses available for no charge. This offer is only for private, non-commercial users -- all commercial uses must license the courseware or schedule an instructor-led course. Click here for details.