Mobile Developer - (iOS & Android, LLM Applications)

Join a pioneering Quantum AI company that’s redefining how artificial intelligence is built and deployed!

We’re looking for a driven Mobile Developer to help build next-generation apps that connect users with advanced AI and language model technologies, delivering meaningful real-world impact for global clients.

Location: Madrid or Barcelona (Hybrid)

Contract: Fixed Term contract ending 30th June 2026

What You’ll Do

• Design, build, and maintain native mobile applications for iOS (Swift/Objective-C) and Android (Kotlin/Java), with an emphasis on AI- and LLM-powered experiences.
• Integrate AI, LLM, and NLP capabilities to create intelligent, dynamic in-app chat, text, and recommendation features.
• Collaborate closely with designers, product managers, and backend/AI engineers to deliver high-performance, intuitive, and visually engaging mobile experiences.
• Connect mobile apps to APIs and cloud services, ensuring secure, low-latency data exchange and real-time AI interactions.
• Write clean, maintainable, and efficient code, while debugging, optimizing, and enhancing reliability across both platforms.
• Monitor performance, identify issues, and contribute to continuous improvement in app quality and user experience.
• Document workflows, participate in code reviews, and support deployments to both the App Store and Google Play.

What You’ll Bring

• Bachelor’s degree in Computer Science, Software Engineering, or a related technical field.
• 2+ years of professional experience developing and releasing iOS and Android applications.
• Proficiency in Swift and Objective-C (iOS), as well as Kotlin and Java (Android).
• Strong understanding of mobile UI/UX design principles, version control (Git), and development tools such as Xcode and Android Studio.
• Experience integrating mobile apps with RESTful APIs and cloud-based services.
• Excellent communication and teamwork skills within cross-functional, agile product teams.

Bonus Points For

• Experience developing LLM-, NLP-, or generative AI-enhanced mobile applications.
• Familiarity with cloud AI/ML platforms such as AWS, Azure, GCP, or OpenAI APIs.
• Previous experience publishing and maintaining apps on both the App Store and Google Play.
• Interest in mobile data security, user privacy, and responsible AI.

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