I am a star data engineer and have worked on lots of data engineering technologies during my tenure.
In my experience, I have worked for ValueFirst client, in which I have processed 6 terabytes of raw SMS data to extract attributes like gender, income, location etc from them.
Next, I have worked for Goals101 client, in which I have build rule based recommendation engine for RBL bank.
Rest all my experience is in building products for the company.
My skillset includes : BigData, SQL, NoSQL, Cloud( AWS, Azure), Python, Scala, Java