Dec. 1, 2025

Senior iOS Engineer

thredUP Palm Bay, Florida

As a Senior iOS Engineer, you'll play a pivotal role in strengthening and evolving this appstabilizing core systems, modernizing architecture, and shaping new features that deliver seamless and delightful experiences for our users. In this role you'll get to: • Own and improve core areas of ThredUp's iOS application, ensuring performance, stability, and scalability across critical user flows (onboarding, browsing, checkout, promotions, and post-order). What we're looking for: • 5+ years of professional experience developing native iOS applications at scale. • Deep expertise with Swift and Objective-C, with strong knowledge of UIKit and working familiarity with SwiftUI, with experience in modern iOS architectural patterns. If you are a candidate with a disability and have a reasonable accommodation request for the job application process, please email .

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