Technical co-founder (CTO) responsible for defining architecture and building a mobile-first MVP and platform. Implement QR entry, location-based content, booking and payment flows, integrate partners via APIs, iterate with pilot hotels, stabilize and scale the system, and support fundraising and technical due diligence.

Lead final development and post-launch support for a counseling marketplace: finish launch features, set engineering best practices, transition dev to ops, benchmark infrastructure and roadmap. Implement backend services (TypeScript, Node.js, Firebase), CI/CD for Firebase Functions, and integrations (Twilio, Stripe); provide frontend support with SvelteKit and Tailwind. Potential for extended involvement.