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Staff iOS Engineer, Media Foundation

Reddit· Consumer Engineering
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Remote$217k - $303kFull-timePosted 5mo ago

About the role

Senior iOS engineer role focused on building and scaling a modular, high-performance iOS video player and media infrastructure for Reddit, driving technical and product strategy, and mentoring teams within the Media Foundation.

Responsibilities

  • Architect a highly modular, easy-to-integrate iOS video player that enables other teams to build features effortlessly while delivering first-class performance for users.
  • Partner with backend media infrastructure and CDN teams to optimize global delivery and performance.
  • Work cross-functionally with product, design, and other engineering counterparts to execute on product and business strategy and build novel media products and features.
  • Work with a team of engineers to set and define standards that improve developer workflows, recommend best practices, and mentor engineers.
  • Utilize AI-assisted development tools to accelerate prototyping, system design, and coding, while validating and owning the final outputs.

Qualifications

  • At least 8+ years of experience as a software engineer developing user-facing iOS mobile native applications at scale, using Swift.
  • In-depth knowledge of AVFoundation for video and audio playback, asset management, streaming, editing, and exporting capabilities.
  • Strong understanding of Core Media for timing and synchronization and Core Video for buffer handling, essential for custom playback and real-time video manipulation.
  • Familiarity with HTTP Live Streaming (HLS), MPEG-DASH, MP4, and other streaming protocols, as well as working knowledge of streaming frameworks and CDN integration for optimized video delivery.
  • Familiarity with reactive frameworks (RxSwift, Combine)
  • Strong organizational skills, the ability to prioritize tasks and to deliver projects on schedule.
  • BS degree in Computer Science, a similar technical field of study or equivalent practical experience.
  • Entrepreneurial spirit. You are self-directed, innovative, and biased towards action in fast-paced environments.
  • Excellent communication skills. You collaborate effectively with teams in a fully remote environment and discuss complex topics with technical and non-technical audiences.

Skills

Required:SwiftAVFoundationCore MediaCore VideoHLS / MPEG-DASH
Nice to have:RxSwift / CombineLeadership / Mentoring

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
Last updated Oct 7, 2026. Interested? Apply on the company site.
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