Senior Big Data Scientist for Machine Learning

Imgur is the world’s largest image-sharing community and the best place to share and enjoy the most awesome images on the internet. Every day, millions of people visit Imgur to be entertained and inspired by funny, heartwarming and helpful images and stories from all around the world.

As a Senior Machine Learning Engineer, you will be applying large-scale data mining, machine learning, and information retrieval techniques to help build a powerful and reactive search and discovery engine.

* Performing research and develop sophisticated recommendations, personalization, and search engines. * Performing data mining, machine learning, and information retrieval techniques on very large data sets. * Using distributed big data storage and processing tools like Hadoop, MapReduce and Spark. * Working on products which serve millions of users every day. * Studying image recognition/understanding, performing natural language processing and sentiment analysis, discovering trending memes, modeling user behaviors, and much more. * Exploring future data-driven products.

* PhD or Master’s in Computer Science or related discipline focusing on machine learning, information retrieval, computer vision, natural language processing, and related areas. * Minimum of 4 years of relevant experience working on search relevancy, personalization/recommender systems, big data, and related areas. * Expert in supervised, unsupervised, and reinforcement learning techniques. Have ready knowledge of linear regression, support vector machines, logistic regression, clustering, decision trees, multi-layer perceptron, belief nets, genetic algorithms, etc. * Expert in scientific and systems programming languages such as: Java, Python, R, etc. * Expert in big data computing frameworks like Spark, Pig, or MapReduce. * Familiar with open source machine learning packages like Spark MLlib, NumPy, Pandas, scikit-learn, Weka, Mahout, etc. * Working knowledge of SQL. * Bonus points for knowledge of Scala, Matlab, and/or C/C++