Labhouse is a Barcelona-based startup studio building AI-powered mobile apps used by hundreds of thousands of people worldwide. Our products — including Invoice Fly and Summary AI — are designed to make everyday tasks faster, smarter, and simpler through a subscription model that puts the user first.

We were founded by Andrés Bou and Horacio Martos, the duo behind SocialPoint (acquired by Take-Two Interactive), and we operate with the mindset of a product company: small teams, high ownership, and a relentless focus on building things that matter.

Would you like to make an impact as part of a company that builds the best mobile apps used by millions of users worldwide? If so, discover your next challenge below.

About the Role

We are looking for an experienced and driven Lead Mobile Developer who will play a pivotal role in our development team. As a lead, you will take ownership of the end-to-end product lifecycle, from architecture design to deployment. You will define technical guidelines, mentor junior developers, and ensure that our apps are built on scalable, efficient, and innovative architectures.

In this role, you will also have the exciting opportunity to integrate AI models into our new apps through APIs, pushing the boundaries of what our products can achieve.

About You

Academic background:

• Degree in Computer Science, Telecommunications Engineering, or a related technical field.

Technical expertise:

• Strong knowledge of Flutter and Dart, with proven experience in building and maintaining mobile apps.

• Solid understanding of infrastructure with AWS and/or GCP, including architecture design, deployment, and scalability.

• Experience working with and managing diverse architectures, with the ability to evaluate and implement the most suitable approach for each product.

• Knowledge of Firebase services (Firestore, Authentication, Storage, Functions) and familiarity with API integrations.

• Ability to define and implement coding standards, best practices, and scalable architectures.

• High agility and ability to , adapting to product needs with speed and precision.