Principal UX Engineer — Lead UX Systems & Prototyping

Reddit, Inc.; Northern (KY); Hybrid; USD 206,000 - 344,000; Full time

Benefits offered by this job

Comprehensive Healthcare Benefits and

401k with Employer Match

Global Benefit programs that fit your…

Family Planning Support

Mental Health & Coaching Benefits

Job summary

Reddit, Inc. is seeking a Principal UX Engineer to join the Ads Design & Research team. You will see code as a product-design medium, building high-quality prototypes and production-ready tools that help teams explore ideas and validate directions.

You’ll partner with Design, Research, Product, Engineering, and Data Science while shaping product direction across Reddit Ads and mentoring others to grow UX Engineering as a capability.

Qualifications

• Deep experience at the intersection of product design and engineering, with a track record of building sophisticated interactive products.
• Strong hands-on expertise with 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.
• The ability to navigate ambiguity, make thoughtful tradeoffs, and bring design, engineering, product, and research perspectives together.

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 both our advertiser products and the way our teams design and build them.
• Mentor other practitioners and help grow UX Engineering as a capability across Reddit.

Skills

React

TypeScript

UX Engineering

Cross-functional work

System design

Job description

Reddit, Inc. is seeking a Principal UX Engineer to join the Ads Design & Research team. You will see code as a product-design medium, building high-quality prototypes and production-ready tools that help teams explore ideas and validate directions.

You’ll partner with Design, Research, Product, Engineering, and Data Science while shaping product direction across Reddit Ads and mentoring others to grow UX Engineering as a capability.