Fullstack Developer

Are you our new Developer?

About LegionellaDossier

At LegionellaDossier, we’re on a mission to make water safety smarter and simpler for businesses. Our platform helps organizations manage water safety, ensure compliance, and streamline workflows. We are keeping people safe and operations efficient.

We’re now entering an exciting new chapter: a complete rebuild of our platform into a modern, scalable architecture built with and React Native. To make this happen, we’re looking for an experienced Fullstack Developer who’s ready to help us shape the future of water safety software.

The Role

You’ll be part of a small, skilled development team working on the next generation of our product, from backend microservices to mobile interfaces.
You don’t need to be an expert in everything: if you’re strong in or React Native (and curious to grow into the other), we’d love to have you on board.

You’ll help design, build, and deliver new functionality, working closely with product and design to turn ideas into reliable, user-friendly features.

Your Mission

• Build and extend our microservices platform.

• Develop mobile experiences using React Native.

• Collaborate on architecture and API design.

• Write clean, maintainable, and well-tested code.

• Contribute ideas to improve performance, developer experience, and quality.

• Explore and apply AI-assisted development tools to accelerate work.

• Experience: Several years of professional experience in software development, with deep skills in or React Native (ideally both).

• Mindset: Passionate about building modern, scalable products from the ground up.

• Collaboration: Great communicator who enjoys working closely with teammates across disciplines.

• Curiosity: Eager to learn new tools, frameworks, and ways of working.

• Bonus: Experience with microservices, cloud environments, or API-driven products.

What We Offer

• Hybrid setup: Office on Mon, Tue, Thu; remote on Wed, Fri.

• Impact: Work on a ground-up rebuild that defines the next decade of our product.

• Growth: Deepen your expertise in , React Native, and modern cloud architecture.

• Culture: Work with passionate, collaborative colleagues who share knowledge, challenge each other, and celebrate wins.

If you’re ready to help us build the next generation of our platform with and React Native, we’d love to hear from you.