Principal Engineer - Python API Development

Fidelity Investments
📍 flower mound, tx, United-States 💼 Full-time 🕒 Posted July 03, 2026

Job Description

Job Description:

Note: Fidelity will not provide immigration sponsorship for this position.

The Role:

As a Principal Engineer on the Enterprise AI/ML Platform team, you will tackle the most complex technical challenges involved in delivering machine learning at enterprise scale. You will design, build, and evolve reliable, secure, and cost efficient platform capabilities-from model packaging and serving to observability and lifecycle management-working closely with multiple teams to ensure these capabilities are practical, robust, and widely usable in production. You will take a hands on role across enterprise repositories, improving shared services, CI/CD workflows, and infrastructure patterns where they have the greatest impact. This includes deep technical investigation of performance and scalability issues, such as tracking down bottlenecks in web services, analyzing system and application metrics, and optimizing GPU utilization, throughput...

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Job Details

  • Location flower mound, tx
  • Job Type Full-time
  • Category Other-General
  • Posted Date July 03, 2026
  • Application Deadline August 12, 2026