Fullstack Development
End-to-end web apps with React, Next.js and TypeScript, built to stay fast and maintainable as you grow.
By the author of the Next.js standard reference, running our own AI SaaS in production
AI-powered SaaS and web apps, built in Switzerland
We design, build and ship SaaS and AI products, from the first idea to running software. Founded by Florian Wessels, backed by a senior network.
Companies we work with:
Services
What we build for you.
SaaS Development
Cloud SaaS products we design, build and run, from multi-tenant architecture to billing and analytics.
Generative AI
LLMs and RAG in real products: integrated where they create value, data-protection-compliant, proven on our own AI SaaS.
AI Agents & Automation
Autonomous agents and workflow automation that research, qualify and act, wired into your tools and processes.
AI Visibility (GEO)
Get cited by ChatGPT, Perplexity and Google AI. Schema, llms.txt and structured data, from the author of the Next.js reference.
Fractional CTO & Consulting
Senior technical leadership on demand: architecture, AI strategy and roadmap, as a sparring partner or ongoing retainer.
Free, no strings attached
Free AI-visibility check
In 30 minutes we show you where your business stands in ChatGPT, Perplexity and Google AI, and the two or three moves that would help most. A quick check plus a call with Florian, for free.
Proof, not promises.
We don't just talk about AI and modern web development. Florian is writing the comprehensive book on it, and we run our own SaaS product.
The book
Next.js - The Comprehensive Guide
Florian is writing the in-depth guide to building production-ready, AI-powered Next.js apps. It runs from React fundamentals all the way to the Vercel AI SDK, RAG and deployment.
Explore the book»Gardeo: privacy-first AI, made in Switzerland
A live SaaS platform we built and operate: nDSG- and GDPR-compliant AI with automatic PII pseudonymisation and access to more than 20 models. Proof that we ship and run real AI, not slideware.
See the case study»How we work
How an idea becomes a product.
Clear steps, predictable outcomes.
- 1
Discover
We align on goals, users and scope, and pin down where AI actually creates value.
- 2
Design
UX and technical architecture that scale: the right data model, the right boundaries.
- 3
Build
Senior engineering with Next.js, TypeScript and a modern stack. Build, test, iterate.
- 4
Deliver
We launch on Vercel, set up monitoring, and keep improving the product with you.
Why flossels
Why teams work with us.
- ✓Swiss-based development, transparent and GDPR/nDSG-aware
- ✓Deep technical roots in AI and full-stack engineering, with a published book to back it up
- ✓We run our own SaaS product, Gardeo, so we know what it takes to operate software, not just build it
- ✓Senior, focused work: no outsourcing, one direct contact
- ✓Clear communication and predictable scope
Frequently asked questions
Your experts for:
Let's plan your project.
Every successful project starts with clarity. Book a short call: no sales talk, just an honest read on your idea.