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Justin Warner

PROFILE

Justin Warner

Developed an end-to-end real-time machine learning inference workflow for taxi duration prediction, contributing to the Snowflake-Labs/sf-samples repository. The solution integrated feature engineering, online and offline feature stores, and XGBoost model training within a Jupyter Notebook, leveraging Python and SQL for data processing and model development. Model persistence and deployment were achieved using Snowpark Container Services, enabling both Python and HTTP-based prediction interfaces. Model registry logging was incorporated to support observability and flexible deployment. This production-ready reference implementation demonstrated low-latency feature retrieval and provided a reusable foundation for accelerating real-time ML pipelines in data engineering environments.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

2Total
Bugs
0
Commits
2
Features
1
Lines of code
884
Activity Months1

Work History

September 2025

2 Commits • 1 Features

Sep 1, 2025

September 2025: Delivered a production-ready, end-to-end real-time ML inference workflow using Snowflake Online Feature Table for taxi duration predictions. Implemented an end-to-end notebook and README with feature engineering, online/offline store integration, and XGBoost model training; enhanced with model persistence, deployment via Snowpark Container Services (SPCS), and HTTP-serving with model registry logging. This work demonstrates low-latency feature retrieval, supports Python and HTTP usage, and provides a reusable reference implementation that accelerates real-time ML pipelines and delivers tangible business value through faster, more reliable inferences.

Activity

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Quality Metrics

Correctness95.0%
Maintainability80.0%
Architecture95.0%
Performance80.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

Jupyter NotebookPythonSQL

Technical Skills

API IntegrationData EngineeringFeature StoreMachine LearningModel DeploymentReal-time InferenceSnowflakeSnowparkXGBoost

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

Snowflake-Labs/sf-samples

Sep 2025 Sep 2025
1 Month active

Languages Used

Jupyter NotebookPythonSQL

Technical Skills

API IntegrationData EngineeringFeature StoreMachine LearningModel DeploymentReal-time Inference