Senior iOS Media Foundation Engineer – High-Impact Video

Reddit, Inc.; United States; On-site; USD 217,000 - 303,000; Full time

Benefits offered by this job

Comprehensive Healthcare Benefits

401k with Employer Match

Global Benefit programs

Family Planning Support

Gender-Affirming Care

Mental Health & Coaching Benefits

Flexible Vacation & PTO

Parental Leave

Job summary

Reddit, Inc. is seeking an experienced iOS engineer to build a modular video player and drive high-performance media experiences for users across devices.

You will partner with backend media infrastructure and CDN teams to optimize delivery, work cross-functionally with product and design, and coach engineers to elevate the team's capabilities while applying AI-assisted tools for prototyping and design validation.

Qualifications

• 8+ years building user-facing iOS apps at scale.
• Deep knowledge of AVFoundation for playback and editing.
• Strong understanding of Core Media/Video for timing and sync.
• Experience with streaming protocols (HLS, MPEG-DASH) and CDN integration.
• Proficiency with RxSwift or Combine for reactive programming.
• Able to lead, coach, and mentor engineers in a fast-paced environment.
• Excellent written and verbal communication across teams.

Responsibilities

• Architect a modular iOS video player enabling rapid feature integration.
• Collaborate with backend media infrastructure and CDN teams to optimize delivery.
• Partner with product and design to drive media strategy and features.
• Mentor engineers, codify standards, and improve developer workflows.
• Leverage AI-assisted tools to accelerate prototyping and system design.

Skills

Swift

AVFoundation

Core Media

Core Video

HLS & streaming

RxSwift / Combine

Mentorship

Communication

System architecture

Education

BS in Computer Science

Job description

Reddit, Inc. is seeking an experienced iOS engineer to build a modular video player and drive high-performance media experiences for users across devices.

You will partner with backend media infrastructure and CDN teams to optimize delivery, work cross-functionally with product and design, and coach engineers to elevate the team's capabilities while applying AI-assisted tools for prototyping and design validation.