Available for opportunities

Data Scientist

Senior Data Scientist specializing in supply chain optimization, demand forecasting, and logistics analytics. 7+ years turning complex data into operational impact at Nike and leading logistics companies.

Christopher Gian

Featured Projects

Supply Chain Container Flow Optimization

Analyze detailed shipment and order data to map container movements from origin to destination, identifying optimization opportunities that reduce lead times and costs. Track KPIs including on-time performance, volume, and carton distribution at container and PO-item levels.

Current Role @ Nike
PythonSQLData EngineeringOptimization

Demand-Driven Allocation Algorithms

Integrated real-time and historical demand signals into allocation algorithms to improve forecast accuracy and responsiveness. Built end-to-end data pipelines, developed optimization models, and automated the entire allocation process from data ingestion to output delivery.

1.75 years @ Nike
OptimizationPythonData PipelinesAnalytics

Expected Delivery Date & Inventory Flow Modeling

Leveraged demand signals to recommend inventory padding and flow through distribution centers. Built stock/flow simulations accounting for replenishment cycles, safety stock, and lead times. Translated DC operational rules into model logic for accurate delivery date promises.

2.8 years @ Nike
SimulationForecastingPythonProcess Modeling

NLP-Enhanced Customer Search System

Enhanced internal search capabilities for customer call centers by applying NLP methods and integrating with the ElasticSearch API.

XPO Logistics
NLPElasticSearchPython

Less-Than-Truckload Forecasting

Improved forecast accuracy (MAPE) for daily tonnage predictions, supporting more effective labor planning and resource allocation.

XPO Logistics
ForecastingTime SeriesPython

Technical Expertise

Supply Chain & Optimization

Supply Chain AnalyticsOptimization AlgorithmsDemand ForecastingInventory ModelingLogistics Analytics

Data Engineering

PythonSQLData PipelinesApache SparkETL Processes

Analytics & ML

Statistical ModelingTime Series ForecastingNLPScenario AnalysisScikit-learn

Tools & Platforms

AWSElasticSearchTableau/DashboardsGitDocker

Let's Build Something Together

I'm always interested in hearing about new projects and opportunities. Whether you have a question or just want to say hi, feel free to reach out!