Principal UX Engineer, Ads

Responsibilities

• Define and lead the UX engineering strategy across multiple areas of Reddit Ads.
• Build high-quality, functional prototypes and product experiences that help teams explore ideas, test assumptions, and make better decisions.
• Partner with senior cross-functional leaders to shape product direction and bring clarity to complex, ambiguous opportunities.
• Create reusable tools, systems, components, and workflows that make it easier to move from design and research into production.
• Raise the bar for interaction quality, accessibility, performance, and technical craft across the Ads experience.
• Explore how AI can improve advertiser products and the way teams design and build them.
• Mentor other practitioners and help grow UX Engineering as a capability across Reddit.

Requirements

• Deep experience at the intersection of product design and engineering, with a track record of building sophisticated interactive products.
• Strong hands-on expertise with modern frontend technologies such as React and TypeScript.
• Excellent product and interaction judgment, with the ability to turn complex ideas into intuitive, high-quality experiences.
• Experience working across multiple teams or product areas and influencing product direction beyond a single project.
• Strong systems thinking, with experience creating reusable patterns, platforms, or tools that help other teams move faster.
• Ability to navigate ambiguity, make thoughtful tradeoffs, and bring design, engineering, product, and research perspectives together.
• Strong communication and collaboration skills, particularly with senior cross-functional partners.
• Passion for staying hands-on while helping others do their best work.

Nice-to-Haves

• Experience in advertising.
• Experience with complex products such as marketplaces, enterprise tools, analytics, commerce, developer platforms, AI-powered experiences, or other multi-sided ecosystems.

Compensation and Benefits

• Base salary range: $245,800–$344,100 USD.
• Eligible for equity in the form of restricted stock units and, depending on the position offered, potentially commission.
• Comprehensive healthcare benefits and income replacement programs.
• 401(k) with employer match.
• Global benefits supporting workspace, professional development, and caregiving.
• Family planning support.
• Gender-affirming care.
• Mental health and coaching benefits.
• Flexible vacation and paid volunteer time off.
• Generous paid parental leave.