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Workana

Senior Native Mobile Developer – iOS, Android

Workana

Senior Native Mobile Developer developing native iOS and Android apps for an entertainment accessibility platform. Collaborating with an international team to enhance Spanish-speaking audiences' experiences in media.

Posted 7/18/2026full-timeRemote • 🇧🇷 BrazilSeniorWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates extensive experience in developing and maintaining native iOS and Android applications using Swift and Kotlin, with a strong focus on mobile security features and performance optimization. Proven ability to collaborate effectively within a team and communicate technical decisions clearly.

Highest-signal resume keywords
Native iOS DevelopmentNative Android DevelopmentMobile Security ImplementationGeo-Fencing ImplementationApplication Lifecycle Management

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
SwiftKotlinMobile SecurityGeo-FencingPerformance OptimizationApplication LifecycleTestingRelease ProcessesCode ReviewsTechnical Architecture
Soft Skills
Clear CommunicationCollaboration
Tools & Technologies
Apple App AttestDeviceCheckGoogle Play Integrity APISecure EnclaveAndroid KeystoreBiometric AuthenticationCertificate PinningCLLocationManagerAndroid Geofencing API
Certifications & Qualifications
Bachelor’s Degree in Computer Science
Industry Keywords
Mobile DevelopmentProduction ApplicationsUser ExperienceEntertainmentMedia SynchronizationAccessibilityLocation-Aware Applications

Tech Stack

Tools & technologies
AndroidiOSKotlinSwift

About the role

Key responsibilities & impact
  • Develop, enhance, and maintain native iOS and Android applications using Swift and Kotlin.
  • Deliver reliable mobile experiences for a large and active production user base.
  • Implement and maintain mobile security features, including device and application integrity checks, secure credential storage, biometric authentication, and certificate pinning.
  • Build and optimize location-based functionality using iOS and Android geo-fencing capabilities.
  • Diagnose production issues and improve application performance, stability, and security.
  • Contribute to technical decisions, architecture discussions, code reviews, and release planning.
  • Collaborate closely with the Head of Technology and other mobile developers.
  • Communicate progress, risks, and technical decisions clearly during regular team calls.
  • Write clean, maintainable, well-tested code and contribute directly to implementation without relying excessively on AI-generated solutions.
  • Support applications throughout their full lifecycle, from development and testing to deployment and ongoing maintenance.

Requirements

What you’ll need
  • +6 years of professional mobile development experience.
  • Strong hands-on experience with native Swift for iOS and native Kotlin for Android.
  • Proven experience shipping and maintaining production applications with large active user bases.
  • Practical mobile security experience with technologies such as:
  • - Apple App Attest and DeviceCheck
  • - Google Play Integrity API
  • - Secure Enclave and Android Keystore
  • - Biometric authentication
  • - Certificate pinning
  • Experience implementing geo-fencing with CLLocationManager and the Android Geofencing API.
  • Solid understanding of mobile architecture, application lifecycle, performance optimization, testing, and release processes.
  • Bachelor’s degree in Computer Science or a related field.
  • Advanced English communication skills; the team’s primary working language is English.
  • Based in Latin America with availability for meaningful overlap with Florida business hours.
  • Experience with entertainment, media synchronization, accessibility, audio, or location-aware applications is beneficial but not required.

Benefits

Comp & perks
  • Remote work from Latin America.
  • Collaboration with an established business and an experienced international engineering team.
  • Opportunity to work on a distinctive product that makes entertainment more accessible to Spanish-speaking audiences.
  • Meaningful ownership of production applications used by an active customer base.
  • Direct access to technology leadership and involvement in important technical decisions.