The guru of Services Drafts Dan He 1 A data scientist with solid experience on both research and development I was a data scientist on Algorithms/Machine Learning/Data Mining with a most outstanding Ph.D award from UCLA. Very solid back ground on all machine learning algorithms. I have 13 years of experience working as a consultant for many start-ups and have both research and development backgrounds. I have over a few thousand hours on various freelancing platforms and many more offline. I've worked on many ML, NLP and Deep Learning projects. Work Terms Available 20-30 hours/week.