Data Scientist
Job requirements
Experience Range: With at least 4 years of experience in advanced data science, statistical analysis, and machine learning model development, including hands-on work with large datasets and production model deployment. Key Responsibilities:
- Design, develop, and deploy advanced statistical and machine learning models using Python, R, and specialized frameworks to address complex business challenges
- Conduct rigorous statistical analysis, including hypothesis testing, regression analysis, and probabilistic modeling, to extract actionable insights from large-scale data
- Implement and validate data quality checks using tools such as Great Expectations and Evidently AI to ensure data and model integrity
- Collaborate with cross-functional teams to define data-driven strategies, translate business requirements into analytical solutions, and present findings to stakeholders
- Develop, optimize, and maintain forecasting models using techniques such as exponential smoothing, ARIMA, and ARIMAX to support business planning
- Build, train, and evaluate classification and regression models using ML frameworks (TensorFlow, PyTorch, Sci-Kit Learn, Keras, MXNet, CNTK)
- Deploy and monitor models in production environments using scalable cloud-native tools such as KubeFlow and BentoML
- Document methodologies and contribute to continuous improvement of analytics best practices
Required Skills:
- Advanced proficiency in Python and PySpark for data analysis and model development
- Expertise in statistical analysis and computing using SAS or SPSS
- Hands-on experience with regression techniques including linear and logistic regression
- Strong knowledge of hypothesis testing, including T-Test and Z-Test methodologies
- Proficient in building and interpreting probabilistic graphical models
- Experience with classification algorithms such as Decision Trees and Support Vector Machines (SVM)
- Skilled in forecasting techniques including exponential smoothing, ARIMA, and ARIMAX
- Familiarity with distance metrics such as Hamming, Euclidean, and Manhattan Distance
- Working knowledge of R and R Studio for statistical modeling
- Experience with data validation and monitoring tools such as Great Expectations and Evidently AI
Preferred Skills:
- Experience deploying machine learning models using KubeFlow or BentoML
- Proficiency with deep learning frameworks such as TensorFlow, PyTorch, Keras, MXNet, or CNTK
- Background in cloud-based analytics platforms (e.g., AWS SageMaker, Azure ML, Google AI Platform)
- Exposure to automated machine learning (AutoML) workflows
Desired Qualifications:
- Bachelor's degree in Computer Science, Statistics, Mathematics, Data Science, or a closely related discipline
- Certification in Data Science or Machine Learning from a recognized provider (e.g., Microsoft Certified: Azure Data Scientist Associate, IBM Data Science Professional Certificate)
