Even if you can boast of many years of work experience, this is definitely not a reason to stop learning something new and develop your expertise and skills in the sphere of IT.
As of today, thousands of courses from the most popular universities and individual speakers are available on the Internet and we have compiled a small list of available websites where you can upgrade your knowledge for free or for a fee:
Courses in English:
Courses in Russian:
Do not forget – the best investment is investment in yourself. New knowledge will help you to conquer new heights and get new interesting offers.