Senior iOS Engineer, Media Experience

The Media Experience team exists to empower users to discover consume and engage with the best media content on Reddit. We do that by making video consumption intuitive and engaging. Because video is a powerful medium for community connection our goal is to ensure our video experience is best-in-class for every user.

Our north star is growing video views and video users. These are users who consistently return to Reddit for the unique authentic content that fuels our communities. Achieving this level of consistent engagement requires a product flywheel that surfaces the right video features UI optimizations and playback improvements at the right moment to accelerate organic engagement. We use data Quality of Experience (QoE) signals and rapid product experimentation to identify and resolve any friction preventing a seamless viewing experience.

We move with urgency instrument everything and treat a missed engagement milestone as a signal to learn from not a number to ignore. If you want to build iOS video experiences that measurably change the trajectory of tens of millions of users and improve the overall engagement of Reddit itself this is your team.

• Drive the Technical Strategy for Media Engagement
  Lead the iOS architecture for user-facing features that boost video discovery and consumption. Youll design and build immersive viewing surfaces and intuitive UI/UX flows that directly maximize watch time user retention and daily active video consumers.
• Champion for User Experience With An Experiment-Driven Culture
  We build for learning and impact. Partner with senior management to foster an environment where rapid prototyping and A/B testing thrive. Youll help the team navigate the balance between high execution velocity and the strict performance demands of a modern media application. You will utilize design performance signals and retention data to measure success.
• Bridge the Gap Between Core Media and the User
  You will collaborate closely with client media infra backend Feeds and ML ranking teams. Your role is to translate powerful platform capabilitiessuch as HLS streaming and personalized recommendationsinto seamless delightful front-end iOS features that users love.
• Lead Cross-Functional Execution
  Act as a strategic engineering partner to Product Design and Data Science. You will help shape the product roadmap ensuring that our ambitious growth goals align with the technical realities and best practices of iOS development.
• Elevate iOS Engineering Standards
  Ensure that our drive for product growth never compromises app stability or rendering performance. Youll establish best practices for integrating media components and managing complex media lifecycles ensuring a world-class experience even on constrained devices or networks.

• 5 years of hands-on iOS experience. You have a proven track record of developing user-facing iOS mobile native applications at scale using Swift.
• A strategic partner not just a technologist. Youve steered cross-team projects that solved tangible business problems (like increasing watch time or DAU) rather than just hitting a ship date. You see how the code the product and the team dynamics all influence each other.
• Deeply data-informed and logical. You ensure metrics are part of the design process not just an afterthought in a dashboard. Your architectural directions are traceable back to product and business outcomes and youre fluent in the language of experimentation funnels and QoE metrics.
• Comfortable with growth-team ambiguity. You navigate ambiguity with confidence when the goal is clear but the path is not. Youre comfortable with growth-team speedprototyping fast moving on when the data doesnt back a bet and keeping the team focused when the plan changes.
• A focus on clear transparent communication. You can effectively distill complex technical trade-offs for any audiencewhether youre collaborating on a whiteboard with peers or presenting a roadmap review to executive stakeholders.
• Media product expertise. You have hands-on experience optimizing video player performance or building feature-rich products on top of core media playback components (AVFoundation VideoToolbox). Familiarity with HTTP Live Streaming (HLS) and integrating with recommendation/feed systems is a massive plus.

Benefits:

• Comprehensive Healthcare Benefits and Income Replacement Programs
• 401k with Employer Match
• Global Benefit programs that fit your lifestyle from workspace to professional development to caregiving support
• Family Planning Support
• Gender-Affirming Care
• Mental Health & Coaching Benefits
• Flexible Vacation & Paid Volunteer Time Off
• Generous Paid Parental Leave

In select roles and locations the interviews will be recorded transcribed and summarized by artificial intelligence (AI). You will have the opportunity to opt out of recording transcription and summarization prior to any scheduled interviews.

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Reddit is proud to be an equal opportunity employer and is committed to building a workforce representative of the diverse communities we serve. Reddit is committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If due to a disability you need an accommodation during the interview process please let your recruiter know.