Too Long; Didn't Read
There are 144,527 data science jobs on LinkedIn alone. Big Data adoption in enterprises soared from 17% in 2015 to 59% in 2018. MapReduce (36), and Redshift (29) are the most popular ones. Feature Engineering and Hyperparameter Tuning (21) are still being mentioned in vacancies as well. Data Visualization (55) is a no less important skill for any data scientist. Hadoop and Big Data are on the list because the popularity of the list has some inertia.