l o a d i n g

Senior iOS App Developer – Service Reliability Rollout

Aug 31, 2026 - Senior

$2,695.00 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 refactor critical modules, introduce SwiftUI, and ensure zero‑downtime deployments while preserving existing user experience.

Key responsibilities

  • Rewrite legacy Objective‑C components to Swift with clean architecture
  • Integrate new REST API endpoints and handle offline caching
  • Implement feature flags and blue‑green releases for zero‑downtime updates
  • Write unit and UI tests to maintain high reliability
  • Collaborate with backend and QA teams to coordinate rollout windows

Must-have skills

  • 5+ years of iOS development, strong Swift expertise
  • Deep knowledge of REST API consumption and networking
  • Experience with zero‑downtime deployment strategies
  • Proficiency in SwiftUI and Combine
  • Solid testing practices (XCTest, UI testing)

Nice to have

  • Familiarity with CI/CD pipelines for iOS
  • Experience modernizing legacy codebases
  • Knowledge of App Store Connect automation
  • Proposal: 0
  • Less than 2 month
AuthorImg
Erik Freeman Inactive
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Member since
Oct 28, 2025
Total Job
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