$2,757.00 Fixed
CoreData Systems
Contract · Remote · Flexible hours
About the role
CoreData Systems is modernizing a legacy production platform that must stay online 24/7. We need an iOS App Developer to redesign key client‑facing modules while ensuring zero‑downtime deployments. You will work closely with backend engineers to integrate new services and improve app performance.
Key responsibilities
- Refactor existing Swift codebase for iOS 16 compatibility
- Implement feature flags and blue‑green releases for seamless updates
- Design and consume REST APIs with robust error handling
- Write unit and UI tests to maintain high reliability
- Collaborate with QA and DevOps to monitor release health
Must-have skills
- 5+ years of iOS development with Swift
- Deep understanding of REST API integration
- Experience delivering zero‑downtime updates on production apps
- Proficiency with Xcode, Git, and CI pipelines
Nice to have
- Familiarity with Combine or RxSwift
- Background in legacy code migration projects
- Knowledge of SwiftUI and modern architecture patterns
- Proposal: 0
- Less than 3 month
Eric Malinowski
,
Member since
Oct 27, 2025
Total Job