Location: Chennai
Experience: 8-12 years
Role: Data Scientist
Role and Responsibilities:
- The role entails leveraging Data Science and Machine Learning to solve typical problems within an organization and create IP that could be deployed in a productized mode.
- This will entail significant hands-on work on multiple Big Data Technologies, Data Analysis, Identifying data patterns, ML models, Insights generation.
- The role entails deployment in a customer context and managing customer expectations.
Skills Required:
- Python or R
- Implementation knowledge of supervised\un-supervised machine learning algorithms ? Good statistical analysis skills for data pre-processing and data wrangling
- Experienced in using big data frameworks like Hadoop
- Knowledge of business intelligence tools or reporting tools is a plus Data Preparation for Modeling
- Missing Data Imputation,Outlier Treatment
- Scaling, Normalization, Standardization
- Encoding for Categorical Variables
- Oversampling\Under sampling for reducing class imbalance Experience in building solutions using Model
- Library
- Feature Selection
- Tree-based Ensemble Models
- Gradient\Adaptive Boosted Trees
- Hyper-parameter tuning Building Prediction mechanisms using methods like Logistic regression, voting classifier
