Mobile Application Developer

Mobile Developer (iOS & Android, LLM Applications) | AI Start-up | 9-Month fixed-term Contract

Join a European deep-tech leader in quantum and AI.

A well-funded, fast-growing company backed by major global investors with its groundbreaking technology is already transforming AI, compressing large language models by up to 95% and cutting inference costs by 50–80%.

This is your chance to be part of a team often described as a “quantum-AI unicorn in the making.”

This is a Hybrid opportunity working out of Madrid or Barcelona.

What You'll Do:

You'll design and build native mobile applications for both iOS and Android, with a focus on integrating our cutting-edge AI and LLM technologies. You will work with our product, design, and backend teams to deliver high-performance user experiences by connecting mobile apps to cloud services and APIs. Your role includes writing clean, maintainable code, debugging, and optimizing apps for quality and scalability.

Who We're Looking For:

• Experience: A bachelor's degree in Computer Science or a related field, with at least 2 years of experience developing and releasing both iOS and Android mobile applications.
• Technical Skills: You must be proficient in Swift/Objective-C for iOS and Kotlin/Java for Android. You should have experience with mobile UI/UX principles, version control (Git), and integrating with RESTful APIs and cloud services.
• Collaboration: The ability to communicate effectively and collaborate with a cross-functional team is essential.
• Preferred: Experience building mobile apps with LLM or generative AI features, familiarity with cloud ML services (AWS, Azure, GCP, OpenAI), and experience publishing and maintaining apps on the App Store and Google Play.

Perks & Benefits:

• Compensation: Competitive salary, with a signing bonus and a retention bonus at the end of the contract.
• Flexibility: This is a hybrid role with flexible working hours. A relocation package is available if needed.
• Culture: We are a fast-scaling company committed to equal pay, diversity, and an inclusive culture. You'll gain international exposure in a multicultural, cutting-edge environment.

Interested? Apply directly through LinkedIn, or send your CV to [email protected]

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