Senior Frontend Engineer, Ads Formats

Reddit

Confirmed live yesterday High trust
Remote

Quick summary

Work type
Remote
Location
Remote
Salary
$190,800–$267,100 / yr
Posted
3 days ago
Freshness
Confirmed live yesterday

Market check

Salary context

Competitive pay

How this pay compares to similar roles

Similar $219k
This role $229k
$167k $278k
below market most similar roles pay here above market

This role pays more than 57% of similar roles. Most pay $177,300–$260,012 — the blue band above. At the midpoint, this role pays about $229k versus about $219k for comparable roles.

Based on 240 similar postings.

Employer

About Reddit

Reddit is a social news aggregation and discussion platform where users share content, vote on posts, and engage in community conversations across thousands of interest-based forums called subreddits.

Reddit currently has 89 open roles on FindRole.

Listed pay typically runs $216,700–$303,000 across 89 roles with salary data.

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View all roles at Reddit

At a glance

TL;DR · Senior Frontend Engineer, Ads Formats

The Senior Frontend Engineer, Ads Formats joins the Ad Formats Foundation team to modernize core infrastructure and improve developer efficiency across Reddit’s advertising experiences. This role involves developing resilient frontend approaches to reduce ad disruptions while maintaining site performance, accessibility, and a dependable user experience. You will build and integrate solutions into shared rendering infrastructure, implement ad rendering and click handling across multiple formats, and design controlled experiments to measure effectiveness. The position requires deep expertise in JavaScript, TypeScript, HTML, CSS, the DOM, and browser networking, alongside experience with React and agentic coding tools like Cursor or Claude. You will solve complex frontend challenges to ensure cross-platform consistency for image, video, carousel, and shopping ads while providing technical mentorship and improving overall engineering quality.

What you'll do

  • Develop resilient frontend approaches using JavaScript, TypeScript, HTML, CSS, and browser networking to reduce ad disruptions.
  • Integrate solutions into shared rendering infrastructure, frontend architecture, and build systems with Ads and Web Platform teams.
  • Design and execute controlled experiments and phased rollouts to measure effectiveness while protecting site performance and accessibility.
  • Build instrumentation and monitoring systems to track mitigation effectiveness and detect regressions.
  • Implement ad rendering, event collection, click handling, and browser extensions across multiple ad formats.
  • Contribute to foundational improvements in web advertising reliability, performance, and measurement.
  • Raise engineering quality through technical design, testing, code reviews, documentation, and mentorship.

What we're looking for

  • 5+ years of experience building production web applications with JavaScript, TypeScript, and/or 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.
  • Experience working with various ad formats (video ads, display ads, etc) (preferred)

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