Software Engineer, iOS Core Product - Vitória, Brazil

Software Engineer, iOS Core Product - Vitória, Brazil

Speechify is seeking a Software Engineer to join the iOS core product team in Vitória, Brazil. This on-site role focuses on designing, implementing, and maintaining features that power Speechify's iOS app, with a strong emphasis on performance, reliability, and accessibility. You will collaborate with product, design, and backend engineers to deliver a world-class reading and text-to-speech experience for our users.

Responsibilities

• Design, implement, test, and maintain iOS features for the Speechify app using Swift, SwiftUI, and UIKit.
• Collaborate with product, design, and backend teams to deliver new capabilities on schedule.
• Optimize performance, memory usage, and battery life; investigate and fix crashes.
• Write unit tests, participate in code reviews, and ensure code quality and maintainability.
• Contribute to architecture decisions and help define the mobile development roadmap.
• Deliver features to the App Store and monitor production metrics and crash analytics.

Requirements

• 3+ years of iOS development experience with Swift.
• Strong knowledge of iOS frameworks (UIKit, SwiftUI, Core Data, AVFoundation, networking).
• Experience consuming REST/JSON APIs; familiarity with authentication/security basics.
• Familiarity with MVVM or similar architectural patterns; experience with CI/CD pipelines.
• Excellent communication and collaboration skills; ability to work effectively with cross-functional teams.

Nice-to-have

• Experience with speech synthesis / text-to-speech and localization or accessibility.
• Knowledge of Swift concurrency and Swift Package Manager.
• Experience with App Store submission processes and performance profiling tools.

Location

Vitória, Brazil (On-site)