Principal Product Engineer, US

The role

You will build software that improves how people work by understanding customer problems firsthand. You will work with a Product Manager and design to shape solutions and take them through to production.

What you will do

• Understand workflows of estimators, parts managers, appraisers, repairers, and suppliers.
• Shape the product with a Product Manager using customer insight and technical understanding.
• Take customer problems through technical design, implementation, and production.
• Find the simplest approach to serve the customer through prototyping or production code.
• Define success, instrument builds, and stay accountable for adoption and performance.
• Build trustworthy agentic experiences.
• Set strong examples of engineering judgment and pragmatic delivery.
• Build repeatable solutions, components, tools, or patterns.
• Coach teammates through pairing and code reviews.
• Share customer insights and technical lessons across the team.

Required qualifications

• Substantial experience building and operating production software, typically five or more years.
• Engineering autonomy and sound judgment to solve ambiguous problems without direction.
• Ability to work across user experience, backend services, and data flows.
• Track record of moving quickly and responsibly through technical trade-offs.
• Customer and business understanding.
• Ownership of outcomes.
• Product judgment and craft.
• Ability to partner closely with a Product Manager.
• Comfort with uncertainty.
• Analytical approach to defining and acting on measures.

Nice to have

• Founder, founding engineer, or early startup work with substantial personal ownership.
• Operational or workflow-heavy B2B products, marketplaces, or systems serving multiple types of user.
• AI-assisted or agent-driven features in production.
• Evidence of changing or abandoning work based on customer feedback or results.
• Experience in automotive, repair, parts, or insurance.
• Familiarity with Rust

Benefits

• Travel and accommodation covered for quarterly Season Openers
• Relocation assistance

About the company

Partly is building the infrastructure for anyone to repair anything using frontier AI. The company is founded by ex-Rocket Lab engineers.