Staff Software Engineer, iOS Platform

San FranciscoRemoteFull-time$217k–$304k2026-10-21 → 2026-11-10

Remote

Core

Architecting and scaling Reddit's iOS mobile application infrastructure to support 100M+ daily active users.

Role type

Staff Software Engineer (iOS Platform)

Builds

Core iOS app components (networking, persistence, dependency injection), shared libraries/APIs, and build tools.

Domain

Mobile (iOS) / Social Media

Required skills

iOS architecture, Swift, structured concurrency, Swift UI, large-scale system design, technical strategy, mentorship

Preferred skills

Cross-functional collaboration, agentic workflows for code migration

Technologies

Swift, Swift UI, structured Concurrency

Responsibilities

Own the architecture of Reddit's iOS Mobile App to scale for 100M+ DAUs; Identify gaps in current iOS App Architecture and lead redesigns for modularity and performance; Build agentic workflows to accelerate migrations across a multi-million line code repository; Mentor iOS developers across the company; Act as the go-to person for complex iOS development challenges.

Seniority

Staff, company-wide scope & mentorship

About Reddit

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 126 million daily active unique visitors, Reddit is one of the internet’s largest sources of information. For more information, visit www.redditinc.com.