Remote Staff ML Engineer, Ads Efficiency — Scale & Optimize

United States Digital Space LLC; United States; Remote; USD 230,000 - 322,000; Full time

Benefits offered by this job

Global Benefits

Medical, Dental, Vision

401(k) matching

Paid Parental Leave

Flexible vacation

Job summary

Reddit is seeking a senior ML Platform Engineer to design and optimize scalable training and inference systems across our global infrastructure. You will build tooling, improve scheduling, and partner with researchers to accelerate experiments.

You will lead distributed systems work, drive performance engineering, and help reduce costs while increasing GPU utilization. This role offers fully remote work in the US/Canada and a comprehensive benefits package.

Qualifications

• BS, MS, or PhD in Computer Science or a related field.
• 5+ years of software engineering experience.
• Strong proficiency in Python.
• Proficiency in at least one systems language (Go, C++, Rust, or Java).
• Experience building distributed systems at scale.
• Experience with machine learning infrastructure, training systems, or model serving platforms.
• Deep understanding of performance engineering and systems optimization.
• Strong debugging and profiling skills.

Responsibilities

• Design and build systems that improve the efficiency of ML training and inference workloads.
• Develop tooling that helps ML engineers debug, profile, optimize, and monitor model performance.
• Improve GPU and general resource utilization through scheduling, resource management, caching, and workload optimization.
• Partner with ML researchers and product teams to identify bottlenecks and drive performance improvements.
• Build benchmarking frameworks and performance dashboards for training and serving systems.
• Optimize distributed training infrastructure, data pipelines, and model serving architectures.
• Lead cross-functional initiatives that improve the productivity of the company ML engineers.
• Drive technical strategy for ML platform scalability, reliability, and cost efficiency.

Skills

Python

Go

C++

Rust

Java

Distributed systems

Performance engineering

Debugging

Profiling

Education

BS/MS/PhD in Computer Science

Tools

PyTorch

Ray

TensorFlow

Spark

Job description

Reddit is seeking a senior ML Platform Engineer to design and optimize scalable training and inference systems across our global infrastructure. You will build tooling, improve scheduling, and partner with researchers to accelerate experiments.

You will lead distributed systems work, drive performance engineering, and help reduce costs while increasing GPU utilization. This role offers fully remote work in the US/Canada and a comprehensive benefits package.