# Machine Learning Systems Engineer, Ads ML Platform

**Company**: Reddit
**Location**: Remote - United Kingdom
**Work arrangement**: remote
**Experience**: senior
**Job type**: full-time
**Category**: Engineering
**Industry**: Technology

**Apply**: https://job-boards.greenhouse.io/reddit/jobs/8022937?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_6b02bc15-23a

## Description

Reddit is seeking a Machine Learning Systems Engineer to join the Ads ML Platform team.

The ideal candidate will design and build data infrastructure that supports large-scale feature and training set computation, transformation, and storage.

Responsibilities:

- Design and build data infrastructure that supports large-scale feature and training set computation, transformation, and storage.

- Develop frameworks for batch and real-time features with a focus on reliability, scalability, and ease of use.

- Build platform capabilities for feature governance, including lineage tracking, validation, drift detection, anomaly monitoring, reproducibility, and versioning.

- Partner with ML engineers to ensure smooth integration of feature engineering workflows into ML production systems.

- Build systems that support agentic ML workflows, including automated feature discovery, feature quality evaluation, and feature lifecycle management.

- Contribute to operational excellence through observability, performance tuning, reliability engineering, and cost optimization initiatives.

Requirements:

- 3+ years in data infrastructure/platform engineering or ML infrastructure platforms.

- Hands-on experience building production services, data pipelines, APIs, workflow systems, or developer tools.

- Experience with at least one distributed data or compute system such as Spark, PySpark, Flink, Kafka, Ray, Airflow, Kubernetes, BigQuery, or similar technologies.

- Familiarity with ML data workflows such as feature generation, training dataset creation, batch processing, real-time data processing, model training, experimentation, or online serving.

- Strong coding skills and ability to write clean, maintainable, well-tested code.

Benefits:

- Global Benefit programs that fit your lifestyle, from workspace to professional development to caregiving support

- Family Planning Support

- Gender-Affirming Care

- Mental Health & Coaching Benefits

- Group Personal Pension Scheme with Employer match

- Private Medical and Dental Scheme

- Income Replacement Programs

- Bike to Work scheme

- Flexible Vacation & Paid Volunteer Time Off

- Generous Paid Parental Leave

## Skills

### Required
- data infrastructure
- ML platforms
- distributed data systems
- ML data workflows
- coding

### Nice to have
- intelligent automation
- agentic workflows
- ML infrastructure
- MLOps workflows

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Source: [Apply at job-boards.greenhouse.io](https://job-boards.greenhouse.io/reddit/jobs/8022937?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)