Our Work
Built by two people.
No VC. No agency.
Everything we ship uses the same Spec-Driven method we teach. Here's what that looks like in practice.
Active ventures
TipTillDone
tiptilldone.com
SaaS · Football tipping · 2026
FIFA World Cup 2026 tipping platform. 41-point acceptance spec written before any code. Shipped in 22 working days by Leo & Maja using the Spec-Driven method.
- 41-criterion acceptance spec
- 22 working days start to live
- Next.js 15 · Supabase · Stripe
- Real-time leaderboard
Zentro Living
zentroliving.com
Hospitality · Villa rental PMS · 2023
6-room boutique villa in Siem Reap, Cambodia. Full PMS stack built in-house: bookings, pricing, housekeeping automation, owner dashboard — all AI-assisted.
- Custom PMS (Next.js + Prisma)
- Automated pricing & availability
- Direct booking flow
- WhatsApp guest comms integration
AI Voice Consulting
B2B · German Mittelstand
Consulting · AI voice agents · 2024
Productized AI voice agent deployments for German B2B sales teams. 5-day sprints. Each client gets a production voice agent, full source code handover, and 30-day support.
- Workwear brand — inbound order queries
- Professional services firm — appointment booking
- Vapi.ai + German voice models
- CRM integration included
Weirdo.Rocks
weirdo.rocks
Content · Courses · Community · 2020
This site. Started as a crypto & nomad blog. Evolved into a platform for bootstrapped builders. Keystatic CMS, Next.js 15 App Router, custom brand system.
- Keystatic CMS (file-based)
- Next.js 15 · Tailwind v4
- Courses via Stripe
- Newsletter via Mailchimp
Client results
AI Voice Sprint engagements — anonymised where requested.
Industrial workwear brand
Austria · under NDA
Inbound order status queries handled 24/7 without a human. 60% reduction in call volume for the support team.
Professional services firm
Germany · under NDA
Appointment booking automated end-to-end. Calls outside business hours now captured and scheduled automatically.
Want to build like this?
The same spec-driven method powers every venture above. You can learn it, or hire us to apply it to yours.