Job brief: Senior Frontend Engineer, Ads Formats

What JoRoute checked · Checked by JoRoute

• Listed on Reddit's own job board. JoRoute does not take listings from job ads or recruiters.
• First seen by JoRoute 2026-11-04 (4 days ago); last confirmed on the board 2026-11-08.
• The apply link opens job-boards.greenhouse.io, the address Reddit's board gives for this job.
• No other listing with this title and place on this board in the last 90 days.
• No layoff notices (WARN) under this name in the state files JoRoute reads.

What the listing says · Employer's own words, not checked

• Pay: $190,800 to $267,100 a year
• Job type: Not stated
• Where: Remote · Remote - United States
• Posted: 2026-10-29

What the job asks · Employer's own words, not checked

Level: Senior. The title says "Senior".

Must have

• 5+ years of experience building production web applications with JavaScript, TypeScript, and/or React.
• Final offer amounts are determined by multiple factors including, skills, depth of work experience and relevant licenses/credentials, and may vary from the amounts listed below.

Main duties

• Develop resilient frontend approaches to reduce ad disruptions, drawing on deep knowledge of JavaScript, TypeScript, HTML, CSS, the DOM, and browser networking.
• Partner with Ads and Web Platform teams to integrate solutions into shared rendering infrastructure, frontend architecture, and build systems.
• Design controlled experiments and phased rollouts to measure effectiveness while protecting site performance, accessibility, and user experience.
• Build instrumentation and monitoring to track mitigation effectiveness, detect regressions, and guide iteration.
• Implement ad rendering, event collection, click handling, browser extensions across multiple Ad formats.

Lines copied from the posting, not rewritten. "Preferred" or "nice to have" items are not listed as must-haves.

How it compares · Compared by JoRoute from listings

• Typical listed pay for engineer jobs across the U.S.: $140k a year (3,312 listings, 148 employers). This listing is 63% higher.
• Across Reddit's 142 open listings, 51% of those with a posting date were first posted more than 60 days ago. How Reddit hires

What nobody outside the employer knows · Not known

• Whether the role is already filled or on hold: employers often leave listings up.
• How many people applied, and who reads the applications.
• Where in the published range an offer would land.

Ask before you apply

1. Is the role fully remote, and from which states can I work?
2. What are the interview steps, and when should I expect to hear back?

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Next steps

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