iOS Software Engineer, Ad Formats
RedditRemote - United StatesPosted 21 January 2026
Tech Stack
Job Description
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<div class="p-rich_text_section">Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 116 million daily active unique visitors, Reddit is one of the internet’s largest sources of information. For more information, visit <a class="c-link" href="http://www.redditinc.com/" target="_blank" data-stringify-link="http://redditinc.com" data-sk="tooltip_parent">www.redditinc.com</a>.</div>
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<p data-sourcepos="7:1-7:319">The <strong>Brand Ad Formats team</strong> drives the development of ad formats that help advertisers maximize reach and brand impact. They focus on high-visibility, awareness-driven solutions that create memorable experiences for Reddit users. By delivering guaranteed placements and engaging ad interactions, they support major brand initiatives and help advertisers achieve measurable outcomes. Their work includes evolving existing formats and launching entirely new ones to keep Reddit’s ad offerings fresh and competitive.The team is working on multiple new formats including a fully customizable interactive ad format, and an ad format that uses AI to incorporate User-Generated Content.</p>
<p>The Ad Formats team is seeking a skilled iOS engineer with a product-focused mindset to join the team.</p>
<p><strong>Responsibilities:</strong></p>
<ul>
<li><strong>Build Ad experiences</strong> and create patterns for Reddit’s iOS app that enhance our ads’ performance and functionality.</li>
<li>Collaborate across product, design, and engineering teams to <strong>innovate and implement sophisticated</strong> solutions for complex challenges.</li>
<li>Engage in the full development cycle: <strong>design, develop, QA, experiment, analyze, and deploy</strong>.</li>
</ul>
<p><strong>Required Qualifications:</strong></p>
<ul>
<li>Proficiency in iOS engineering and the Swift programming language, with at least 3 years of experience in software development</li>
<li>Strong software engineering fundamentals</li>
<li>A willingness to tackle the challenges of creating data-intensive, highly responsive, and fault-tolerant apps</li>
<li>An openness to explore innovative approaches to software development</li>
</ul>
<p><strong>Bonus points:</strong></p>
<ul>
<li>Experience working on ad tech</li>
<li>Able to work full stack</li>
</ul>
<p><strong>Technologies used on the team include:</strong></p>
<ul>
<li>Languages: Swift, Go, Python</li>
<li>Frameworks: SliceKit, Thrift, gRPC</li>
<li>Datastores: Postgres, DynamoDB, BigQuery</li>
<li>Tools: Kubernetes, Argo, Docker</li>
</ul>
<p data-sourcepos=&qu ... (truncated, view full listing at source)
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