Colin DowColin Dow is the owner and chief engineer of Sigma Rockets and Aerospace Inc., a model aerospace business. He has enjoyed working with numerous educational facilities and hobbyists in delivering product sales, presentations, and aerospace workshops oer the years. Colin has extensive experience of creating website content, educational documentation, and instructional videos. He has been a programmer since early home computers first caught his eye. He has worked as a software developer for some of Canada's largest companies, using technologies such as Python, Java, J2EE, PHP, Pearl, Ruby on Rails, Apache, and SOAP web services. Read More Read Less