Requirements: Natural language processing, robust to messy text and multiple languages. Imputation of missing data. Network analysis. Inference of company structures. nomaly detection. Predictive modeling of customer acquisition and retention. Strong background in Large-scale Data Mining, Machine Learning, Artificial Intelligence, Pattern Recognition and/or Natural Language Programming. Solid understanding of relational databases, including advanced query techniques. Background in text analysis/information retrieval algorithms. Be accountable for measuring and optimizing the quality of the algorithms.