Principal Data Engineer
Quick Summary
About Extend: Extend is revolutionizing the post-purchase experience for retailers and their customers by providing merchants with AI-driven solutions that enhance customer satisfaction and drive revenue growth.
Database Architecture. You own our data warehouse and the reporting layer on top of it, setting patterns for how data is modeled, evolved, and exposed. Analytics Engineering.
10+ years in Data Engineering, Analytics Engineering, or related fields, operating at a Principal or equivalent level. Deep relational database architecture and data modeling expertise.
Today, Extend works with more than 1,000 leading merchant partners across industries, including fashion/apparel, cosmetics, furniture, jewelry, consumer electronics, auto parts, sports and fitness, and much more. Extend is backed by some of the most prominent technology investors in the industry, and our headquarters is in downtown San Francisco.
About the Role
~1 min readWe're looking for a Principal Data Engineer to help own the analytics data architecture at Extend. This architecture powers reporting, financial processes, and business decisions for teams across the company, and feeds the data our merchants and downstream systems rely on.
This is a cross-organizational role. You’ll partner with product engineering and architecture on the data flowing upstream into Snowflake, own the design and evolution of the warehouse and reporting layer in the middle, and bridge to analytics engineering and stakeholders on the consumption side. It’s a hands-on technical leadership role anchored in Snowflake and SQL, with ownership of a portfolio of Python data jobs running on AWS — work you’ll set direction on and drive end-to-end.
Responsibilities
~1 min readRequirements
~1 min read- Working with a great team from diverse backgrounds in a collaborative and supportive environment.
- Competitive salary based on experience, with full medical and dental & vision benefits.
- Stock in an early-stage startup growing quickly.
- Generous, flexible paid time off policy.
- 401(k) with Financial Guidance from Morgan Stanley.
Location & Eligibility
Listing Details
- Posted
- May 4, 2026
- First seen
- May 4, 2026
- Last seen
- May 6, 2026
Posting Health
- Days active
- 1
- Repost count
- 0
- Trust Level
- 68%
- Scored at
- May 6, 2026
Signal breakdown

Extend is an AI-native document processing platform that enables technical teams to extract structured data from complex documents with over 95% accuracy.
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