Senior Data Scientist

Job Description

Job Description for Sr Data Scientist (relevant experience: 2 to 5 years) What we look for: Expertise in Big Data/ML: Should be able to build cutting edge credit/churn/usage models using advanced algorithms in a Big data/Machine Learning environment. Should have hands on experience and track record of delivering projects in individual capacity. - Process oriented: Should help in building a process that maximizes operating efficiency while maintaining risk across multiple lending cycles. There needs to be an obsession with collecting and analyzing data to drive business iterations and improvements. - Willingness to go above and beyond: For start-ups the responsibilities and needs of the business change quickly. Were looking for someone who is not afraid to take on calculated risks and can deal with ambiguity. Job Responsibilities: - Develop innovative credit risk / churn / usage models using mobile wallet transaction data, Call data, Telecom usage data, customer bureau data etc - Partner with the Data Engineering team to define the required data pipelines to build and enhance the feature bank (foundational capability) to build/deploy the various ML algorithms both for batch and real time use cases - Collaborate with credit policy/portfolio mgmt. team to drive P&L outcomes. - Building reports for model monitoring and drive enhancements Required Qualifications & Skills: Solid expertise in end-to-end risk model lifecycle management (develop, deploy, monitor) Previous hands on in credit, fraud, churn model development and deployment Previous experience in PD/EAD/LGD model development/validation Experience in CSI/PSI model monitoring process Hands on experience in data extraction using SQL/Pyspark SQL; data cleaning, feature creation and building models using Py Spark/Python on Spark; Scale will be a plus. Previous exposure to below algorithms (preferably multiple): Logistic Regression Random forest XGBOOST Markov Chain PSI/CSI for model monitoring Strategy performance tracking and swap in / swap out analysis - Strong entrepreneurial drive - Good to have: o Good business understanding of the fintech/consumer finance space o Experience in working with credit card / personal lending space, esp fintech o hands on experience in working with Telecom data