Mobile App Developer (iOS, Android, React Native, Flutter)

TL;DR

Mobile App Developer (iOS, Android, React Native, Flutter): Building and maintaining high-quality mobile applications across native and cross-platform environments with an accent on UI/UX polish, performance optimization, and backend integration. Focus on delivering scalable, production-ready mobile experiences and managing the full release lifecycle for both iOS and Android platforms.

Location: Remote (Portugal)

Company

hirify.global is a product-focused company building modern mobile applications.

What you will do

• Develop and maintain native iOS and Android applications using Swift, Kotlin, and Java.
• Build and scale cross-platform mobile apps using React Native and Flutter.
• Convert design mockups into pixel-perfect, responsive mobile interfaces.
• Integrate mobile applications with REST APIs and backend services.
• Optimize app performance, battery usage, and responsiveness across various devices.
• Manage the full deployment lifecycle, including App Store and Google Play Store releases.

Requirements

• 3+ years of professional mobile app development experience.
• Strong proficiency in Swift, Kotlin/Java, and respective mobile SDKs.
• Hands-on experience with cross-platform frameworks like React Native or Flutter.
• Solid understanding of mobile architecture patterns such as MVVM, MVC, or MVP.
• Experience with REST APIs, mobile networking, and Git workflows.
• Strong knowledge of mobile UI/UX best practices.

Nice to have

• Experience publishing apps to Apple App Store and Google Play Store.
• Familiarity with Firebase, push notifications, and mobile analytics tools.
• Experience with offline-first architecture and real-time features.
• Previous experience in a startup or product-focused environment.

Culture & Benefits

• Fully remote work environment with flexible working hours.
• Opportunity to work on modern mobile products with high technical ownership.
• Exposure to a diverse tech stack including both native and cross-platform tools.
• Collaboration with global product and design teams.
• Growth opportunities in mobile engineering and emerging technologies.

Hiring process

• Initial phone screen.
• Technical interview and practical mobile coding assessment.
• Final client interview.