Senior iOS App Developer for Multi-Region Mobile App Backend

Keystone Digital

Freelance · Remote · Flexible hours

About the role

Keystone Digital is launching a sprint to automate its iOS CI/CD pipeline and streamline platform releases. We need an experienced iOS App Developer to design, implement, and fine‑tune automation scripts that accelerate build, test, and deployment cycles.

Key responsibilities

• Architect and configure Fastlane or similar tools for automated builds and code signing
• Integrate unit, UI, and integration tests into the CI workflow
• Set up GitHub Actions, Bitrise, or Azure Pipelines for end‑to‑end release automation
• Collaborate with QA and product teams to ensure reliable rollouts
• Document the pipeline and provide knowledge transfer

Must-have skills

• 5+ years of iOS development with Swift
• Proven experience building CI/CD pipelines for iOS apps
• Strong knowledge of REST API consumption and networking
• Familiarity with code signing, provisioning profiles, and App Store Connect

Nice to have

• Experience with Fastlane, Bitrise, or similar automation platforms
• Background in Dockerizing iOS build environments
• Understanding of monitoring and release metrics