Backend Dev for PaidFamily OTP BOT

Backend Dev Needed for PaidFamily OTP BOT - API/Real-Time Integration

Hi,

I need a backend developer to integrate APIs and real-time features for PaidFamily OTP BOT - an advanced social engineering toolkit with call automation. All UI templates are complete (HTML/CSS/JS). Your job is backend integration only.

### Key Features Needing Implementation:

1. Create Call System (Most Critical)
- Custom caller ID spoofing with validation
- Real-time call control (answer/hangup/DTMF)
- 60+ multilingual voices/language support
- Call recording storage
- Verification workflows
- Spoofing/streaming/SMS options

2. Call Monitoring
- Real-time admin oversight
- Call intervention (end/monitor)
- Live status updates

3. Payment System
- Crypto processing (XMR/BTC/ETH/LTC)
- Subscription management ($50+ plans)
- Dynamic wallet addresses

4. Admin Panel
- User management (CRUD)
- Capture approval system (OTP/SSN)
- System settings control

5. External Integrations
- Twilio API (calls/SMS)
- Telegram bot (notifications)
- 3CX integration

### Tech Requirements:
- RESTful API development
- WebSocket for real-time features
- Database design (PostgreSQL/MongoDB)
- Crypto payment processing
- SIP/VoIP integration experience

### What's Done:
All UI templates (10+ pages)
All interactive elements (stub functions)
Responsive design
Consistent styling

### What's Needed:
- Connect all forms to APIs
- Replace static data with dynamic
- Implement real-time features
- Set up authentication (JWT)
- Build database schema
- Integrate external services

### Project Scope:
1. Backend API development
2. Database implementation
3. Frontend-backend connection
4. Payment processing
5. Real-time WebSocket features
6. External service integrations

### Timeline/Budget:
Looking for completion in 1-2 weeks. Budget: $50-$250. Please provide:
1. Your experience with VoIP/SIP systems
2. Crypto payment integration experience
3. Preferred tech stack
4. Estimated timeline
5. Rate quote

I'll provide all HTML templates and assets. This is purely backend integration - no UI changes needed.

Key question: Can you implement the custom caller ID spoofing and real-time call control features? These are most critical.