Senior iOS Developer – Offline-first (SwiftUI/UIKit)

Roca Alliances; Medellín; On-site; COP 180,000,000 - 260,000,000; Full time

Benefits offered by this job

Permanent contract

Private health insurance

Job summary

Roca Alliances in Medellín, Colombia is seeking a Senior iOS Developer to design, maintain and evolve high-performance mobile apps using SwiftUI and UIKit. The role focuses on offline-first capability and modernization of the codebase to keep apps functional in low-connectivity environments.

You will collaborate with product, design and QA, perform migrations from Storyboards to SwiftUI, apply dependency injection, implement local persistence, and optimize performance.

Qualifications

• Experience with SwiftUI lifecycle and view evaluation.
• Experience integrating SwiftUI with UIKit and Storyboards.
• Refactor or migration of codebases to modern SwiftUI/ UIKit architectures.
• Experience with local databases and offline-first apps.
• Strong English communication skills.

Responsibilities

• Design and implement features in SwiftUI and UIKit with clean, testable and scalable code.
• Integrate SwiftUI into UIKit screens using UIHostingController.
• Optimize view performance by controlling what triggers view re-evaluation.
• Lead refactors and migrations from Storyboards/UIKit to SwiftUI.
• Apply dependency injection to decouple components and improve testability.
• Implement local persistence and offline sync strategies.
• Build async/await flows and review AI-generated code.
• Collaborate with product, design and QA and participate in code reviews.

Skills

SwiftUI

UIKit

Offline-first

UIHostingController

Dependency injection

Async/await

English

Tools

SQLite

GRDB

NoSQL

Job description

Roca Alliances in Medellín, Colombia is seeking a Senior iOS Developer to design, maintain and evolve high-performance mobile apps using SwiftUI and UIKit. The role focuses on offline-first capability and modernization of the codebase to keep apps functional in low-connectivity environments.

You will collaborate with product, design and QA, perform migrations from Storyboards to SwiftUI, apply dependency injection, implement local persistence, and optimize performance.