Case Studies
How each system is put together: the schema, the boundaries, trade-offs that were chosen on purpose, what it takes to run in production, and what would fail first under load. Written for engineers and people who run the software, not a slide deck.
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4 case studies
MagiqAR
Head of TechThe QR opens the door. The video was already inside.
The risk is wrong or stale links between a QR, a customer, and a file, plus messy callbacks when third parties or batch jobs update state. One database needs to stay the source of truth.
Each customer only ever sees their own campaigns, assets, and resolve pathsUpdates to campaigns or files must not leave the browser pointing at the wrong objectBackground work and webhooks must stay idempotent and tenant-safe, same as the web app
- Next.js
- Supabase
- PostgreSQL
- React
- Turborepo
Studio Krom
Product & backendUnbubble
Anonymous public messaging must feel instant and safe without accounts; moderation latency and false positives are product risks.
No identity on submissionsMulti-kiosk realtime updatesPublic-space safety requirements
- React
- Supabase
- Turborepo
Mister Crypto
FreelanceMister Crypto
A live community needed verified access, realtime dashboards, and exchange integrations without a full team.
Single developer end-to-endRequirements shifting over DiscordMVP stability with active users
- Next.js
- Supabase
- shadcn/ui
- Tailwind CSS
- Vercel
Q3 Concept B.V.
Tech leadMachine Monitoring Platform
Machine and mold data had to become understandable for operators without duplicating logic in every screen.
Team of five with one architecture ownerRealtime without flooding clients with subscriptionsAcademic timeline with real stakeholder
- Next.js
- Supabase
- PostgreSQL