iOS App Developer Needed for End-to-End Mobile Offline Sync

CoreData Systems

Contract · Remote · Flexible hours

About the role

CoreData Systems is preparing a major iOS release and needs a freelance iOS App Developer to boost test automation. Your work will directly lower regression risk and ensure a smooth launch.

Key responsibilities

• Design and extend automated UI test suites for existing Swift codebase
• Integrate CI pipelines with XCTest and fastlane for nightly builds
• Identify flaky tests, refactor them, and improve coverage of critical flows
• Collaborate with QA and product teams to prioritize high‑risk scenarios
• Document test strategies and provide knowledge transfer to internal engineers

Must-have skills

• Strong Swift development experience (3+ years)
• Proficiency with iOS testing frameworks (XCTest, XCUITest)
• Hands‑on CI/CD integration for mobile apps
• Understanding of REST API consumption in iOS apps

Nice to have

• Experience with fastlane or similar automation tools
• Familiarity with cloud‑based testing services
• Background in performance testing on iOS devices