I've completed two courses (Hadoop and Spark) and ...

I've completed two courses (Hadoop and Spark) and am excited about the next one (Data Science). These courses have helped land a job offer in the big data industry. The courses are full of content and with the recorded classes, you can learn at your own pace. The lifetime access to content is invaluable. The area of improvement that I recommend is the grammar checking of the slides and the order of the quizzes.