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We are looking for a Data & Analytics Engineer supporting an AI/ML implementation for demand forecasting and resource optimization in the public transportation / fare collection industry. Works alongside an AWS ProServe ML Specialist on EDA, feature engineering, capacity modeling, and operational dashboards.
Responsibilities
- Exploratory Data Analysis (EDA):
- Conduct EDA and statistical profiling to identify trends and insights from data.
- Perform feature engineering specifically for time-series forecasting.
- Data Wrangling and Preparation:
- Extract and transform data from relational databases (RDS, Oracle, PostgreSQL) into analytics-ready formats.
- Develop pipelines for data ingestion and processing.
- Machine Learning Modeling:
- Build classical ML models for time-series forecasting, regression, and capacity/throughput modeling.
- Evaluate model performance using metrics such as RMSE, MAE, and MAPE, documenting performance results.
- Data Visualization:
- Create insightful data visualizations and dashboards using Amazon QuickSight or equivalent BI tools.
- Python Data Stack:
- Utilize the Python data stack (pandas, NumPy, scikit-learn, matplotlib/seaborn) for data manipulation and analysis.
- Model Explainability:
- Apply SHAP or other model explainability techniques to interpret model outputs.
- Collaboration and Communication:
- Work closely with stakeholders to translate business rules into effective feature engineering pipelines.
- Engage in milestone-driven, Firm Fixed Price delivery models, ensuring timely project completion.
Requirements for this challenge
- 4+ years in data engineering or applied data science roles, preferably with experience on AWS.
- Proficient in exploratory data analysis (EDA), statistical profiling, and feature engineering for time-series forecasting.
- Experience in data wrangling from relational databases (RDS, Oracle, PostgreSQL) into analytics-ready formats.
- Strong understanding of classical ML modeling techniques, includ
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