Full-Stack Developer for Scalable App

I'm seeking an experienced full-stack developer who can build a scalable application. The project includes creating the database, backend, frontend, login system, deployment, and necessary integrations.

Key Requirements:
- Database: SQL (PostgreSQL preferred)
- Backend: Node.js/NestJS
- Frontend: Open to recommendations (React, Angular, or Vue.js)
- Deployment: Experience with modern deployment strategies

Ideal Skills and Experience:
- Proficiency in SQL databases, particularly PostgreSQL
- Strong knowledge of Node.js/NestJS
- Experience with at least one major frontend framework (React, Angular, Vue.js)
- Familiarity with deployment processes and cloud services
- Ability to design and implement a scalable architecture

Building an AI-powered decision support platform with deterministic calculation engine, structured methodology, and conversational guidance. Looking for an experienced full-stack developer interested in long-term collaboration.