Senior iOS Engineer, Media Foundations
Senior iOS Engineer responsible for architecting a modular, high-performance video player framework on iOS using Swift. Partners with backend, CDN, product and design teams to deliver world-class media experiences at scale for Reddit's 50M+ daily users.
About the job
What You Will Do
- 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 that our users will love.
- Work with a team of thoughtful, fast-moving, and motivated engineers. Set and define standards that improve developer workflows, recommend best practices, and help coach and mentor engineers on the team to further their professional development.
- Utilize AI-assisted development tools to accelerate prototyping, system design, and coding, while applying rigorous judgement to validate and own the final outputs.
Qualifications
- Bachelor's degree or higher in Computer Science or a related field, or equivalent technical expertise.
- 5+ years of hands-on, professional software development experience developing user-facing iOS mobile native applications at scale, using Swift.
- Strong organizational skills, the ability to prioritize tasks and to deliver projects on schedule.
- Excellent communication skills. You collaborate effectively with teams in a fully remote environment and discuss complex topics with technical and non-technical audiences.
- A track record of leading projects that require cross-team and cross-functional collaborations.
- Entrepreneurial spirit. You are self-directed, innovative, and biased towards action in fast-paced environments. You love to build new things and thrive in ambiguity and even failure.
Nice To Have
- Knowledge of AVFoundation for video and audio playback, asset management, streaming, editing, and exporting capabilities.
- 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.
- Hands-on experience optimizing video player performance or building feature-rich products on top of core media playback components.
- A proven track record of using data and performance metrics to relentlessly optimize apps, moving the needle from "good" to "world-class" user experiences.
- Experience building robust, clean, and scalable APIs/components designed to be easily consumed by other internal engineering teams.
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
Skills
Swift, iOS, Avfoundation, Hls, Mpeg-Dash, Mp4, Cdn, Video Streaming, Ios Video Player
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