Senior Frontend Engineer, Ads Creative

7d•$190,800 - $267,100•Remote

About The Position

Reddit is seeking a Senior Frontend Engineer with deep JavaScript, TypeScript, and React experience to contribute to the next generation of Reddit's advertiser tools. This role is part of the Ads Creative & Recommendations team, which focuses on making it easier for advertisers to maximize performance on Reddit through relevant creative and actionable recommendations. The team owns advertiser-facing workflows where creative, recommendations, and campaign creation converge, aiming to reduce friction and help advertisers move from an idea to an effective campaign. The engineer will independently own complex and sometimes ambiguous product areas, collaborating with product, design, data science, machine learning, and backend engineering to transform sophisticated capabilities into simple and dependable workflows. This position is ideal for someone who values both frontend system architecture and the details that contribute to an intuitive, fast, accessible, and maintainable product.

Requirements

5+ years of experience building production web applications with JavaScript, TypeScript, and React.
Comfort using Codex, Cursor, Claude, or comparable agentic coding tools in day-to-day software development.
A track record of independently delivering complex frontend projects from technical design through launch and iteration.
Sound judgment in frontend architecture, state management, component design, testing, and API integration.
Experience building polished user interfaces with close attention to usability, performance, accessibility, and maintainability.
Ability to work effectively through ambiguous product and technical problems.
Strong communication and collaboration skills across engineering, product, design, and data disciplines.
Experience using instrumentation, experimentation, or product metrics to understand and improve user experiences.
A habit of improving engineering quality through code reviews, documentation, and technical mentorship.

Nice To Haves

Experience building advertising, campaign management, creative tooling, or other complex business applications.
Experience designing interfaces for generative AI, machine learning, or recommendation systems.
Familiarity with asset management, media upload, image editing, creative versioning, or content generation workflows.
Experience building or contributing to shared component libraries and design systems.
Experience improving large frontend codebases through architecture, performance, testing, or accessibility work.

Responsibilities

Own the technical design and delivery of complex frontend features across Ads Manager’s creative and recommendation workflows.
Translate AI-backed capabilities into interfaces that advertisers can understand, steer, and refine.
Partner with product and design to work through ambiguous requirements and make sound product and engineering tradeoffs.
Develop reusable frontend patterns and components that support a unified campaign creation experience.
Instrument experiences, evaluate results, and use experiments and product data to guide iteration.
Raise the quality of the codebase through thoughtful architecture, testing, observability, performance work, and accessibility.
Provide high-quality code reviews and technical guidance, and help other engineers grow.
Collaborate across frontend, backend, data, and machine learning systems to deliver reliable end-to-end experiences.