Senior Staff Machine Learning Engineer, Ads Measurement

CRM Hike; United States; Remote; USD 266,000 - 373,000; Full time

Job summary

An innovative company is seeking a Senior Staff Machine Learning Engineer to lead the charge in enhancing its advertising platform. This exciting role involves driving architectural decisions and mentoring a diverse team while tackling complex technical challenges. You will oversee the development of identity resolution systems, ensuring they are accurate, scalable, and compliant with privacy standards. With a focus on collaboration across various teams, you'll define the roadmap for the future of identity resolution. This position offers a unique opportunity to make a significant impact in a dynamic environment that values creativity and technical excellence.

Benefits

Medical Insurance

Dental Insurance

Vision Insurance

401(k) with Employer Match

Generous Vacation Time

Parental Leave

Equity in the form of RSUs

Commission Opportunities

Qualifications

• 8+ years of software engineering experience with ML-driven systems.
• Expertise in architecting identity graphs and device graphs.

Responsibilities

• Lead the technical strategy for identity resolution systems.
• Oversee end-to-end ML workflows optimizing for performance.

Skills

Machine Learning

Identity Resolution

Graph-based Systems

Distributed Computing

Probabilistic Techniques

Communication Skills

Mentoring

Education

Bachelor's Degree in Computer Science or related field

Tools

TensorFlow

PyTorch

Spark

Kafka

Beam

Flink

Job description

Senior Staff Machine Learning Engineer, Ads Measurement

Remote - United States

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, and comment on the topics they care most about. With 100,000+ active communities and approximately 97M+ daily active unique visitors, Reddit is one of the internet’s largest sources of information. For more information, visit redditinc.com.

The Ads Measurement Org is dedicated to enhancing the efficiency and user-friendliness of our advertising platform. We specialize in privacy enhancing technologies, identity resolution, and modeled conversions.

We’re looking for a hands-on Senior Staff Machine Learning Engineer with deep expertise in identity resolution and graph-based systems, who can lead end-to-end Ads initiatives across engineering and cross-functional teams. You will drive architectural decisions, mentor your peers, and dive into technical challenges directly when the team needs it. Our diverse group of engineers, product managers, data scientists, and ads specialists is excited to welcome you on board!

Minimum Qualifications:

• 8+ years of professional software engineering experience, with at least 3+ years focused on ML-driven systems at scale
• Demonstrated experience architecting and building identity graphs, device graphs, or similar identity matching solutions leveraging probabilistic techniques
• Proficiency in machine learning frameworks (e.g., TensorFlow, PyTorch) and libraries for feature engineering, model training, and inference
• Solid understanding of large-scale data processing, distributed computing, and data infrastructure (e.g., Spark, Kafka, Beam, Flink)
• Proven technical leadership in cross-functional settings, driving architectural decisions and influencing stakeholders (product, data science, privacy, legal)
• Excellent communication, mentoring, and collaboration skills to align teams on a long-term vision for identity resolution

Responsibilities:

• Lead the technical strategy and architecture for our company’s identity resolution system, ensuring accuracy, scalability, and compliance with privacy requirements
• Oversee end-to-end ML workflows—from data ingestion and feature engineering to model training, evaluation, and deployment—optimizing for performance and cost
• Partner with cross-functional teams (e.g., product management, data science, platform engineering, privacy, legal) to define the roadmap and set long-term goals
• Establish engineering best practices, code quality standards, and data governance guidelines to ensure maintainability and trustworthiness of the identity graph
• Mentor and coach junior engineers, fostering a culture of innovation, technical excellence, and knowledge sharing across the organization

Pay Transparency:

This job posting may span more than one career level.

In addition to base salary, this job is eligible to receive equity in the form of restricted stock units, and depending on the position offered, it may also be eligible to receive a commission. Additionally, Reddit offers a wide range of benefits to U.S.-based employees, including medical, dental, and vision insurance, 401(k) program with employer match, generous time off for vacation, and parental leave. To learn more, please visit redditinc.com/careers.

The base pay range for this position is:

$266,000 - $372,400 USD

Reddit is proud to be an equal opportunity employer, and is committed to building a workforce representative of the diverse communities we serve.

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