Data Scientist Interview Skill List

Overfitting
Modeling rare events
VIF
Lasso & Ridge Regression
Multiple Imputation
Cross validation
Bootstrapping
ROC Curve
Prunning
Multinomial Logistic Regression
K-nn
K-means
Gbm
Glmnet
inner join
Having statement
DoE (Design of Experiments)
Spark
Central Limit Theorem
Probit
Scala
Hypothesis testing
ggplot2
Java
NumPy, pandas, SciPy
Developing APIs, web services
Developing UIs (HTML, PMP, web2py)
Hadoop, Hive
PMML
XML