Meta App Approved
Instagram API
4 Weeks

ReplyMagic

Automate your Instagram conversations with AI-generated smart replies and real-time engagement.

ReplyMagic

Overview

ReplyMagic needed a seamless and approved Meta API integration focused exclusively on Instagram messaging. Their goal was to automate smart replies to Instagram comments and DMs using AI, while offering a personalized tone and scalable subscription management. After struggling with internal implementations, they engaged me to achieve app approval, API integration, and reliable automation.

Client Type

SaaS Founder

Industry

Marketing Automation / Customer Engagement

Key Features

Powerful capabilities that solved the client's business challenges

AI-Powered Instagram Comment Replies

Dynamic, context-aware responses generated using advanced AI models for Instagram interactions.

Personalized AI Tone & Behavior

Tailored AI response styles to match each brand's unique voice and customer expectations.

Efficient Webhook System

Real-time, highly reliable webhooks fetching Instagram comments and DMs instantly without delay.

Stripe Top-up Feature

Allows users to top-up their account balance seamlessly for automated services through Stripe.

Stripe Payment Gateway Integration

Fully secured and streamlined payment processing for subscription and usage-based billing.

Multi-Account Management

Centralized dashboard to manage responses across multiple Instagram business accounts with ease.

Scalable Architecture

Designed to handle high-volume client demands, ensuring minimal latency and high reliability.

Challenge & Solution

The Challenge

ReplyMagic needed advanced permissions like `instagram_manage_comments` approved quickly.

Internal devs faced difficulties with webhook reliability, API rate limits, and proper permission documentation.

There was no personalization layer for AI replies, leading to generic responses.

They required a secure, seamless way to manage billing for users via Stripe.

The Solution

I implemented a comprehensive solution to address ReplyMagic's challenges:

1

Precise API Scoping & Permission Request

Thorough planning of minimal yet powerful permission sets, avoiding over-requesting.

2

Professional Documentation & Screencast

Detailed permission usage explanation and screencast video showcasing the compliant, approved flow.

3

Webhook Optimization

Implemented a scalable and retry-safe webhook system to capture Instagram events instantly.

4

AI Personalization Layer

Integrated OpenAI GPT-4 models with configurable tone settings for brands (formal, casual, witty, etc.).

5

Stripe Payment + Top-Up Integration

Developed and integrated secure Stripe payment gateway for easy balance management and subscription models.

6

Robust Backend Architecture

Built with Node.js, Firebase, and Vercel for scalability, security, and minimal downtime.

Tech Stack

React
React
Next.js
Next.js
Tailwind CSS
Tailwind CSS
TypeScript
TypeScript
Node.js
Node.js
Express
Express
Firebase Firestore
Firebase Firestore
Vercel
Vercel
Cloudflare
Cloudflare
OpenAI (GPT-4)
OpenAI (GPT-4)
Stripe API Integration
Stripe API Integration

Results

Measurable outcomes and business impact

Meta App Approved in 5 Days

First submission, no rejections or revisions.

4x Boost in Instagram Engagement

Smart replies created highly personalized customer interactions.

Handled 50+ Client Accounts Seamlessly

Built to scale and manage spikes during campaigns.

99.9% Webhook Success Rate

Fast and reliable comment fetching even under load.

Secure, Automated Payments via Stripe

Easy top-ups and subscriptions streamlined client usage.

"Saurabh delivered exactly what we needed. The app got approved immediately, the AI replies feel human, and the Stripe integration made user onboarding seamless. Highly recommend if you want reliable, scalable Instagram automation!"
J
Jessica Patel
CEO, ReplyMagic

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