Amazon Principal Applied Scientist Amazon Prime Video Ads 

United States, New York, New York 

521596967

Key job responsibilities
As a Principal Applied Scientist on this team, you will:* Be the technical leader in Machine Learning; lead efforts within this team and across other teams.
* Perform hands-on analysis and modeling of enormous data sets to develop insights that increase traffic monetization, without compromising the viewer experience.
* Drive end-to-end Machine Learning projects that have a high degree of ambiguity, scale, complexity.
* Build machine learning models, perform proof-of-concept, experiment, optimize, and deploy your models into production; work closely with software engineers to assist in productionizing your ML models.
* Run A/B experiments, gather data, and perform statistical analysis.
* Establish scalable, efficient, automated processes for large-scale data analysis, machine-learning model development, model validation and serving.
* Research new and innovative machine learning approaches.

MS or PhD in Computer Science, Statistics or related field
• 8+ years of applied ML experience in deploying ML solutions to customer facing products.

Experience with modeling tools such as R, scikit-learn, Spark MLLib, MxNet, Tensorflow, numpy, scipy etc.
Experience with large scale distributed systems such as Hadoop, Spark etc.