🔎 Looking for a Full-Stack Dev — Voice AI SaaS We have a working prototype with 5 Vapi assistants live in production (Italian market — law firms, accountants, clinics, energy). Real users testing right now. Already built: • 5 Vapi assistants with custom prompts, knowledge bases, webhook pipelines • ElevenLabs + Deepgram + Claude Sonnet 4 • Twilio SMS notifications, Notion logging • Vapi Web SDK demo pages Need to build (SaaS MVP): • Multi-tenant web app (Next.js or similar) • Vapi API integration (programmatic assistant management) • Stripe billing with usage metering • Self-service onboarding + dashboard • PostgreSQL, Docker, self-hosted infra Looking for: • SaaS building experience (auth, billing, multi-tenant) • Strong API integration skills • Vapi experience is a plus, not mandatory • Autonomous, good async communication Contract/freelance, long-term potential. NDA required. DM me with: a SaaS you've built, your rate, and availability.