Reddit

Reddit

Senior Machine Learning Systems Engineer, Ads ML Experience Platform

USARemotePosted Today$216,700 – $303,400
Full TimeSeniorRemoteUS

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Job Description

Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote

Key Highlights

  • Design and build large-scale offline ML experimentation platforms that enable reproducible research, model development, evaluation, and promotion workflows.
  • Develop production-grade training orchestration frameworks supporting distributed training, hyperparameter optimization, model evaluation, and automated retraining.
  • Build infrastructure for experiment tracking, metadata management, lineage, artifact versioning, model registries, and reproducibility.
  • Partner with ML engineers and researchers to improve experimentation velocity and operational efficiency.
  • Build automated workflows for model promotion, rollback, compliance validation, and continuous evaluation.

Qualifications

Required Qualifications

  • 5+ years in infrastructure/platform engineering or large-scale distributed systems.
  • 2+ years of hands-on experience building and operating production ML infrastructure, developer SDKs, platform APIs, or self-service AI tooling.
  • Experience building workflow orchestration systems, developer platforms, or large-scale automation frameworks.
  • Experience with distributed data processing systems such as Spark, Flink, Ray, or equivalent technologies.
  • Experience with modern orchestration and workflow technologies such as Kubeflow, Argo, Airflow, or similar frameworks.
  • Experience building offline ML experimentation platforms, model registries, experiment tracking systems, or training orchestration frameworks.
  • Experience building and operating agentic AI systems, including multi-agent orchestration, autonomous workflows, and agent communication/runtime frameworks (e.g., MCP, A2A, and orchestration systems) is a strong plus
  • Experience running end-to-end model development and iteration cycles at scale is a plus

Skills & Technologies

Machine Learning

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Job Details

Employment Type

Full Time

Experience Level

Senior

Salary Range

$216,700 – $303,400

Location

USA

Work Mode

Remote

Posted

Today

Country

US