Project Description I need a developer skilled in automation, APIs, and backend systems to create a tool that: 1. Reads Brazilian CNPJs Input manually or via CSV Fetch company data from a CNPJ API: business name trade name main CNAE address 2. Detects business niche from CNAE Example: supermarket, restaurant, medical clinic, law firm, etc. 3. Automatically generates and registers a domain Generate domain candidates from the trade name Check availability via registrar API (Namecheap, Porkbun, etc.) Choose the first available Register automatically Save domain + company relation 4. Automatic DNS setup Create DNS A/CNAME records via API Point to my web server 5. AI Website Generator Use company data (name, niche, city) Generate content via AI (OpenAI) Insert into a simple HTML template Deploy website automatically under the registered domain 6. Dashboard List companies, domains, statuses CSV upload Retry failed steps Filters Suggested Stack Node.js / NestJS or Express PostgreSQL Redis + BullMQ Next.js (admin panel) Registrar API + CNPJ API + AI API What I expect Clean architecture Documented code Production deployment Clear instructions When applying, include: Similar projects you've built Preferred tech stack High-level architecture for this project Timeline Fixed price