Senior Data Scientist

At Branch, we power every touchpoint with links that work and insights that prove it. From click to conversion, we make growth measurable. Our unparalleled attribution, backed by AI-enhanced linking, is trusted to deliver seamless experiences that increase ROI, decrease wasted spend, and eliminate siloed attribution.

We bring the same rigor to how we build our team, by empowering our people to move fast, own outcomes, and build something that matters. We take pride in making meaningful investments in our team's health, wealth, and growth so individuals can thrive as we scale. Our culture values smart, humble, and collaborative teammates who take accountability and drive results in an environment where their work truly moves the business forward.

We are innovative, scaling with purpose, and led by seasoned leaders who know how to build enduring companies. Trusted by brands like Instacart, Western Union, NBCUniversal, ZocDoc, and Sephora, we're big enough to matter, small enough for you to make a real impact. If you're excited by the grit of building, rapid learning, and shaping the future of customer growth, you'll find your place here.

About the Role

The SAAS team at Branch is responsible for developing and maintaining the core measurement and attribution platform that powers mobile marketing for thousands of leading apps worldwide. Our data science team tackles some of the most complex challenges in ad tech, including probabilistic attribution across billions of daily events, real-time fraud detection, and incrementality measurement. We work at the intersection of machine learning, distributed systems, and product development to deliver solutions that directly impact our customers' marketing ROI.

What You'll Do

• Lead the design, development, and deployment of high-impact machine learning models
• Drive complex, ambiguous, and high-scale ML projects from initial research and proof-of-concept through to large-scale deployment, working closely with software engineering teams
• Design and execute end-to-end statistical modeling approach,  measure model performance, and statistically analyze results to drive continuous product improvement
• Perform hands-on analysis and modeling of enormous, complex datasets to identify predictive signals and develop new features that enhance probabilistic attribution performance, fraud prevention, incrementality measurement, and anomaly detection
• Establish scalable, efficient, and automated processes for large-scale data analysis, machine learning model development, validation, and serving
• Stay abreast of the latest research in ML, deep learning, optimization, and Ad Tech
• Apply new, innovative approaches to Branch's unique challenges in mobile marketing measurement and attribution
• Communicate complex findings and product vision to engineers, product managers, and business stakeholders, influencing the company's roadmap

What you Bring

• 4+ years of professional experience building and deploying machine learning models for business applications.
• Computer Science, Engineering, Machine Learning, Statistics, or a related quantitative field, degree in a related field and 4+ years of relevant experience.
• Strong programming proficiency in one or more relevant languages (Python, SQL).
• Deep expertise in foundational computer science areas, including algorithms and data structures, numerical optimization, data mining, and distributed computing (e.g., Spark, presto).
• Experience with ML frameworks and libraries (Spark, pandas, Scikit-learn).
• Proven ability to translate business problems into mathematical and ML frameworks.
• Proven ability to conduct RND and Ad-hoc data analysis with excellent presentation skills. Good knowledge of Data visualization and BI tools (Superset, Looker, Tableau)
• Familiarity with AWS

Nice to Have

• Experience in professional software development practices, including system design, code review, and production environment management.
• Deep familiarity with the Ad Tech ecosystem (e.g., DSPs, SSPs, Exchanges, Advertiser/Publisher platforms) and related challenges like anti-fraud systems.
• Experience working with massive-scale data (billions of daily events) and petabyte-scale data processing systems.
• Prior experience developing models specifically for recommender systems, personalization, or large-scale optimization problems.

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• User level knowledge of Kubernetes and Bazel build tool.

This role does not qualify for relocation or visa sponsorship. 

This role is 100% remote in Canada. This role is not eligible for remote work in any other location.

In accordance with applicable law, the following represents a reasonable estimated compensation range for this role: the estimated pay range for this role, if based in Canada is 148,000 CAD to 189,000 CAD. Please note that this information is provided for those hired in Canada only. Compensation for candidates outside of Canada will be based on the candidate's specific work location. Actual compensation will be determined based on skills, experience, and geographic location and may be more or less than the amount shown above.

The salary range provided represents base compensation and does not include potential equity, which is available for qualifying positions. At Branch, we are committed to the well-being of our team by offering a comprehensive benefits package. From health and wellness programs to paid time off and retirement planning options, we provide a range of benefits for qualified employees. For detailed information on the benefits specific to your position, please consult with your recruiter.

Branch is an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status.

If you think you'd be a good fit for this role, we'd love for you to apply At Branch, we strive to create an inclusive culture that encourages people from all walks of life to bring their unique, diverse perspectives to work. We aim every day to build an environment that empowers us all to do the best work of our careers, and we can't wait to show you what we have to offer

Branch is the leading provider of engagement and performance mobile SaaS solutions for growth-focused teams, trusted to maximize the value of their evolving digital strategies. The Branch platform provides a seamless experience across paid and organic, on all channels and platforms, online and offline, to eliminate friction and drive valuable action at the moments of highest intent. With Branch, businesses gain accurate mobile measurement and insights into user interactions, enabling them to drive conversions, engagement, and more intelligent marketing spend.

Branch is an award-winning employer headquartered in Mountain View, CA. World-class brands like Instacart, Western Union, NBCUniversal, Zocdoc and Sephora acquire users, retain customers and drive more conversions with Branch.

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