
Machine Learning Engineer, Fraud Detection
Overview
Build and support production-grade fraud detection solutions for a global payments client in Dallas. Own real-time inference pipelines and graph-based fraud models that score millions of transactions daily. Partner with data science and platform teams to deploy and monitor models on Google Cloud Platform and Databricks. This role centers on low-latency APIs, feature engineering, and graph analytics with Neo4j, making immediate impact on fraud prevention.
What You'll Do10
- 1Design and ship real-time fraud detection APIs using Python and FastAPI, serving model predictions in under 100ms.
- 2Build feature engineering pipelines on Databricks that transform raw transaction streams into model-ready features.
- 3Develop graph-based fraud detection models using Neo4j to uncover complex relationships and suspicious patterns.
- 4Deploy machine learning models to Google Cloud Platform using Vertex AI and Cloud Run, ensuring production readiness.
- 5Monitor model drift and data quality in production, implementing retraining workflows as needed.
- 6Collaborate with data scientists to translate offline experiments into scalable, real-time inference systems.
- 7Optimize API and database performance to handle peak transaction volumes without latency spikes.
- 8Document system architecture and maintain runbooks for incident response.
- 9Support production deployments during launch windows, providing on-call expertise.
- 10Drive the adoption of best practices in ML engineering, including CI/CD and automated testing.
Requirements8
- 15+ years in machine learning engineering or related field, with a focus on fraud detection.
- 2Strong proficiency in Python and experience building RESTful APIs with FastAPI or Flask.
- 3Hands-on experience with Google Cloud Platform services: BigQuery, Vertex AI, Cloud Run.
- 4Working knowledge of Databricks for data processing and ML workflows.
- 5Experience with graph databases, particularly Neo4j, and graph algorithms.
- 6Proven track record of deploying and monitoring models in production.
- 7Understanding of real-time inference constraints and low-latency architectural patterns.
- 8Excellent problem-solving and communication skills, with a collaborative mindset.
Salary Insight
Salary not disclosed in listing
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