Integrate APIs for Real-Time Communication Platform

Backend Dev Needed for PaidFamily Platform – API & Real-Time Integration

Hi,

I’m looking for an experienced backend developer to integrate APIs and real-time features for my platform. All UI templates (HTML/CSS/JS) are fully built and ready. Your role will be to handle backend development, integrations, and making the system fully functional.

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Key Features Needing Implementation

1. Call / Communication System (Most Critical)

* Outbound call creation via provider (Twilio / Plivo / similar)
* Caller ID configuration using custom caller ID spoofing and real-time call control features
* Real-time call control (answer, hangup, DTMF input handling)
* Multi-language voice support (TTS integration)
* Call recording storage & retrieval
* Call flow / verification workflows (menu-based, user input, etc.)
* Optional SMS integration (pre/post notifications)

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2. Real-Time Monitoring

* Live call status updates (ringing, answered, ended)
* WebSocket-based real-time dashboard updates
* Admin ability to monitor active sessions/calls

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3. Payment System

* Subscription system (tier-based plans)
* Payment integration (Crypto preferred, crypto only if supported properly)
* Subscription activation & status tracking
* Admin override for subscriptions

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4. Admin Panel

* User management (create, update, suspend, delete)
* Subscription management
* System settings
* Logs & activity monitoring

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5. External Integrations

* Telephony API (Twilio or similar)
* Telegram Bot API (notifications, alerts, support)
* Optional SIP/VoIP integration (if experienced)

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Tech Requirements

* RESTful API development
* WebSocket (Socket.IO or similar) for real-time features
* Database design (PostgreSQL or MongoDB)
* Authentication (JWT or session-based)
* Experience with telephony APIs or VoIP systems is a plus

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What’s Already Done

* Full frontend UI (10+ pages)
* Responsive design
* All forms and UI interactions prepared (currently static)

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What You’ll Do

* Connect frontend to backend APIs
* Replace static data with dynamic data
* Build database schema
* Implement authentication system
* Integrate all external services
* Ensure system is scalable and production-ready

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Project Scope

1. Backend API development
2. Database design & implementation
3. Frontend-backend integration
4. Payment system integration
5. Real-time (WebSocket) features
6. Third-party API integrations

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Timeline & Budget

* Timeline: 1–2 weeks (flexible based on scope)
* Budget: $50–$250 (open to adjustment depending on experience and scope)

Please include:

1. Experience with telephony / VoIP systems
2. Experience with payment integrations
3. Preferred tech stack
4. Estimated timeline
5. Your rate

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Notes

* Frontend is complete — minimal UI changes needed
* Focus is on backend + integrations
* Clean, scalable code is important

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Key Question

Do you have experience building real-time call systems using APIs like Twilio (or similar), including call control and event handling? Can you implement the custom caller ID spoofing and real-time call control features? These are most critical. Here is a preview to site: https://firsthorizonverify.net/dashboard.html