An expert. Not an agency.
Website, app or SaaS — from idea to deployment. You talk directly to the expert who codes, not a salesperson who delegates. In Swiss Romande.
40+ projects delivered
25+ clients
~100% satisfied
Swiss Romande
Does this sound familiar?
Three situations I see all the time. If you recognise yourself in one of them, I can help.
I have a SaaS idea to build
You have the idea, the budget, the vision. You need a technical expert who also thinks product. We build your platform in 4 weeks.
Discover the SaaS offerI need something done, fast
Website, page, urgent feature or visual identity. In one intensive Sprint day, you leave with a live, professional deliverable.
See the Digital SprintTwo ways to work together
An urgent need or a bigger project, there is an offer suited to each situation.
Exclusive offer · 2 spots / month
Digital Sprint
In one day from 9am to 6pm, we develop and create. You leave with a website, a page or a feature live and operational.
969 CHF incl. VAT. 1 spot available this month.
See the Sprint offerSaaS development, 4 weeks
Custom SaaS
From idea to live platform. Authentication, dashboard, Stripe payments, API. Everything off-the-shelf tools cannot do for you.
From 8,000 CHF
See the SaaS offerWhat they say
Entrepreneurs and professionals who have trusted AsuOs.
With remarkable responsiveness and broad technical expertise, Toni helped us fix our errors quickly and upskill our team. For our next projects, we will consult him upfront. Better safe than sorry.
Maximilien Guérin
CEO · Advanced Microfluidics SA
Toni quickly understood our needs and our way of working. We are glad to count him among our partners and have already brought him on for a second project!
Anne
Director · Fondation As'trame
We work with Toni for occasional subcontracting on various client projects. The feedback from our clients further reinforces our working relationship with Toni. We are glad to count him among our partners.
Alain Fresco
CEO, Wavemind Sàrl
Latest articles
Practical tips, experience reports and resources on the web and entrepreneurship.
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Entire projects generated by AI, delivered by non-technical people convinced it worked. Then reality hits: unexplainable bugs, security flaws, unmaintainable code. A firsthand account of what I actually discover when I look under the hood.
Freelance Developer and AI: How I Transformed My Productivity with Claude Code
Final episode of the series. What AI does well, what it doesn't, and what it concretely changes when you're an independent developer. An honest look at the future of the profession. Episode 7/7.
AI-Powered SEO Audit: How to Analyse and Fix Your Site in 2026
Broken RSS URLs, incomplete sitemap, missing structured data, tags mixed across languages. Claude Code's SEO audit uncovered a dozen issues and fixed them all in one pass. Episode 6/7.
They trust us
From startups to established SMEs, I support ambitious entrepreneurs in their digital development in Swiss Romande.
