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App Development Company

dot9 GmbH

Software development team building web and mobile products for startups and companies at any stage

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About dot9 GmbH

dot9 GmbH works as an outsourced engineering team, taking on software products at any point in their life: new builds, maintenance of existing systems or scaling up. The firm was founded by people with long industry experience and focuses on delivery and product quality.

What dot9 GmbH offers

Product development — helping clients plan and define a digital product, then build, launch and scale it with a user-centred approach.
Web applications — full web apps designed to handle large user numbers, integrated with databases and APIs and prepared for production.
Mobile apps — cross-platform, iOS and Android apps with responsive design, plus advice on key technical choices.
Cloud operations — running and monitoring applications in the cloud after launch so they keep working as expected.
UX/UI design — interface and experience design for web and mobile products.

Who it works with

The company says it works with startups and established companies in many countries.

Profile written by TrustList from the business's own published information, Sep 2026.

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