Full-Stack & Mobile Engineer

Intro For this position we are only looking for candidates located in Greece, Germany or Austria .

Nairon GmbH is a Swiss startup building AI voice agents that answer and make phone calls for businesses.

Our platform runs real-time conversations over the phone and on the web, connected to our customers' telephony and business tools.

We value clear communication, thoughtful engineering, and a collaborative approach to problem-solving.

Join us as we continue to develop tools that make a difference.

Tasks As a Full-Stack & Mobile Engineer at Nairon GmbH, you will build our product on the web and on the phone in the customer's hand.

Your responsibilities will include:

Designing, developing and maintaining our web application with Next.js, React, Tailwind CSS and TypeScript : the flow editor, call analytics, billing and partner tools.

Building our native companion app with Expo / React Native or Swift .

Building features across the stack, from the user interface to the database with Prisma and PostgreSQL, and the Python services behind them.

Owning features end to end: turning customer needs into requirements, shipping them and checking that they help.

Applying DevOps practices to support development and deployment, including Docker and, when appropriate, Kubernetes .

Participating in technical discussions, code reviews and architectural planning.

Any relevant experience in web or mobile development is welcome; we are open to junior, mid-level and senior candidates who demonstrate strong practical skills and a willingness to learn.

Proficiency with Next.js , React and TypeScript .

building mobile apps with Expo / React Native , Swift or a comparable stack.

Tailwind CSS , Prisma , PostgreSQL or Supabase .

Python and FastAPI for backend services.

Docker and Kubernetes basics; experience with real-time features, audio or AI products.

English proficiency is essential , both written and spoken, as it is the working language for all positions.

German is a plus.

Ability to work independently and as part of a distributed team.

Product sense: you ask why before you build.

Willingness to take ownership of features and contribute to team discussions.

Flexible Work Setup:

Work fully remotely or from a co-working space — whichever suits you best.

Equipment Provided:

Company laptop and phone provided for all employees.

Collaborative Environment:

Join a small, agile team where your contributions have a direct impact.

Growth Opportunities:

Web, backend and mobile in one role, with the chance to expand into AI-related work over time.

Closing If you're excited about building a product people use on the web and on their phones, we'd love to hear from you.

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