Senior Software Engineer, Shopper Data Platform

About the Role

The Shopper Data Platform team is the backbone of our data-driven personalization efforts, responsible for ingesting, processing, and serving millions of user data points daily. As a Senior Software Engineer on this team, you will design, build, and evolve the high-scale systems that serve as the single source of truth for user profiles and power core products, advanced segmentation, personalization, and machine learning capabilities.

You will take ownership of complex technical problems across our data platform, partnering with engineering, product, data, and ML teams to deliver scalable and reliable solutions. You’ll contribute to architectural decisions, drive projects from design through production, and help improve the quality, performance, and maintainability of the systems your team owns.

This is an opportunity to work on foundational infrastructure at the center of our company’s mission to make user data more actionable and valuable. The ideal candidate is a backend engineer who enjoys solving complex distributed systems and data challenges, taking meaningful ownership, and helping the engineers around them do their best work.

What You’ll Accomplish

• Design, build, and evolve high-scale backend systems responsible for the ingestion, processing, storage, and serving of Shopper Data Platform and attributes.
• Own complex engineering projects end-to-end, translating product and business requirements into scalable technical designs and driving them from implementation through successful operation in production.
• Develop and improve APIs, streaming pipelines, and platform capabilities that enable teams across the company to safely and efficiently build on user-profile data.
• Improve the scalability, reliability, data quality, observability, and performance of systems processing large volumes of user and event data.
• Partner with product, data, and ML teams to deliver user attributes and data capabilities supporting segmentation, personalization, revenue attribution, behavioral analytics, and machine learning.
• Contribute to technical design and engineering standards through design reviews, thoughtful architectural decisions, mentorship, and hands-on development of technically challenging work.

Your Expertise

• 6+ years of professional software engineering experience, with experience designing and operating backend or distributed systems at scale.
• Strong experience with data ingestion, processing, and streaming architectures, including systems handling large volumes of user, event, or similarly high-cardinality data.
• Strong programming and software-design skills in Java or similar backend languages, with a solid understanding of distributed systems, scalability, reliability, performance, and observability.
• A track record of owning complex technical projects end-to-end, from design and implementation through deployment and production operation.
• Strong problem-solving and technical judgment, with the ability to evaluate tradeoffs, identify opportunities for improvement, and build pragmatic solutions that balance product needs with long-term system health.
• Strong communication and collaboration skills, with experience working across teams, mentoring other engineers, and contributing to technical decisions and engineering best practices.

For US based applicants:

• The US base salary range for this full-time position is $170,000 - $205,000 annually + equity + benefits
• Our salary ranges are determined by role, level and location

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