# Machine Learning Engineer

**Company**: Reddit
**Location**: Ontario, ON
**Work arrangement**: remote
**Experience**: senior
**Job type**: full-time
**Category**: Engineering
**Industry**: Technology

**Apply**: https://job-boards.greenhouse.io/reddit/jobs/7131934?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_347e5ec9-75d

## Description

Reddit is seeking a Machine Learning Engineer to design and build production ML systems that power core experiences across the platform.

As a Machine Learning Engineer at Reddit, you will:

- Design, build, and deploy production-grade machine learning models and systems at scale

- Own the full ML lifecycle: from problem definition and feature engineering to training, evaluation, deployment, and monitoring

- Build scalable data and model pipelines with strong reliability, observability, and automated retraining

- Work with large-scale datasets to improve ranking, recommendations, search relevance, prediction, content/user understanding, and optimization systems

- Partner cross-functionally with Product, Data Science, Infrastructure, and Engineering teams to translate complex problems into ML solutions

- Improve system performance across latency, throughput, and model quality metrics

- Research and apply state-of-the-art machine learning and AI techniques, including deep learning, graph & transformers based, and LLM evaluation/alignment

- Contribute to technical strategy, architecture, and long-term ML roadmap

The ideal candidate will have:

- 3-5+ years of experience building, deploying, and operating machine learning systems in production

- Strong programming skills in Python, Java, Go, or similar languages

- ML Fundamentals: a strong grasp of algorithms, from classic statistical learning to DL architectures

- Hands-on experience with modern ML frameworks (e.g., PyTorch, TensorFlow)

- Experience designing scalable ML pipelines, data processing systems, and model serving infrastructure

Reddit offers a range of benefits, including comprehensive healthcare benefits, income replacement programs, 401k with employer match, and flexible vacation & paid volunteer time off.

## Skills

### Required
- Python
- Java
- Go
- machine learning
- deep learning
- PyTorch
- TensorFlow

### Nice to have
- recommender systems
- search/ranking systems
- advertising/auction systems
- large-scale representation learning
- multimodal embedding systems
- LLM/Gen AI techniques

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Source: [Apply at job-boards.greenhouse.io](https://job-boards.greenhouse.io/reddit/jobs/7131934?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)