Machine Learning Engineer III - FES

1 hour, 18 minutes ago
Full-time
Mid Level
Data Science and Analytics
Fanatics

Fanatics

Fanatics Inc is the top destination for officially licensed sports merchandise, offering a vast collection of fan gear from all your favorite teams and players. As a market leader in the sports industry, Fanatics is evolving into a global digital sport...

Retailing
5K-10K
Founded 2011
$4900M raised

Description

  • Own the end-to-end machine learning infrastructure for recommendation, personalization, and LTV scoring systems from feature engineering through deployment and monitoring.
  • Build and maintain real-time and batch feature pipelines that support low-latency predictions across the FanApp recommendation experience and other personalization use cases.
  • Develop and scale model serving infrastructure for high-throughput, high-availability predictions across Fanatics' multi-product ecosystem.
  • Partner with Data Scientists to productionize LTV, churn, propensity, and ranking models and bridge experimentation into reliable production systems.
  • Build and maintain embedding pipelines that generate and refresh user and item representations for personalization and affinity modeling.
  • Implement and maintain A/B testing and experimentation infrastructure to measure model and feature impact in production.
  • Collaborate with Data Engineers, Analytics Engineers, and Product teams to identify data sources, enforce data quality standards, and ensure timely model inputs.
  • Drive improvements in model accuracy, latency, and throughput through iterative optimization and monitoring frameworks.

Requirements

  • 3–5+ years of experience in a machine learning engineering or data engineering role.
  • Degree in a quantitative field such as Computer Science, Mathematics, Statistics, Engineering, or equivalent.
  • Strong Python proficiency and deep familiarity with production ML workflows, including packaging, versioning, deployment, and monitoring.
  • Hands-on experience with end-to-end ML platforms such as Databricks, AWS SageMaker, or equivalent, including model registry and serving components.
  • Proven experience building real-time feature pipelines and model serving systems at scale with strict latency and uptime requirements.
  • Experience building or scaling recommendation or ranking systems in production, including embedding pipelines and low-latency inference infrastructure.
  • Solid understanding of distributed systems and large-scale data processing tools such as Spark, Kafka, or equivalent.
  • Strong SQL proficiency and experience with relational and dimensional data models.
  • Practical understanding of the mathematics underlying modern ML, including linear algebra, probability, and optimization.
  • Familiarity with experimentation infrastructure and A/B testing frameworks, including exposure bias handling and metric integrity in production environments.
  • Preferred: experience with feature stores such as Feast or Tecton.
  • Preferred: experience with ML observability tooling, including drift detection, prediction monitoring, and feature freshness alerting.

Benefits

  • Salary range of $117,000–$167,000 USD.
  • Base pay plus bonus eligibility.
  • Full-time employment with additional compensation and benefits.
  • Access to Fanatics benefits information through the company benefits portal.
  • Potential in-person interview or onboarding components, including onsite interviews or Launching into Better: LIVE in New York City for eligible hires.

Interested in this position?

Apply directly on the company website

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