You will get secure third-party API integration in your web app


Project details
Need reliable third-party API integration in your web application? I integrate APIs into React, Node.js, and Next.js applications with clean, secure, and production-ready code.
Whether you need payment gateways (Stripe, Razorpay, PayPal), authentication systems (OAuth, JWT), email services (Resend, SendGrid), mapping APIs, or custom third-party integrations, I ensure secure implementation, proper error handling, and reliable performance.
What you can expect:
• Secure API integration and authentication
• Proper validation and error handling
• Webhook implementation and testing
• Clean and maintainable code
• Performance-focused architecture
• Deployment support when required
Every integration is built with scalability, reliability, and long-term maintainability in mind so your application continues to work smoothly as it grows.
Whether you need payment gateways (Stripe, Razorpay, PayPal), authentication systems (OAuth, JWT), email services (Resend, SendGrid), mapping APIs, or custom third-party integrations, I ensure secure implementation, proper error handling, and reliable performance.
What you can expect:
• Secure API integration and authentication
• Proper validation and error handling
• Webhook implementation and testing
• Clean and maintainable code
• Performance-focused architecture
• Deployment support when required
Every integration is built with scalability, reliability, and long-term maintainability in mind so your application continues to work smoothly as it grows.
Programming Languages
JavaScript, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$29
|
Standard
$79
|
Advanced
$149
|
|---|---|---|---|
| Delivery Time | 3 days | 5 days | 7 days |
Number of Revisions | 1 | 2 | 3 |
Number of Pages | 1 | 1 | 1 |
Design Customization | - | - | |
Content Upload | - | ||
Responsive Design | - | - | - |
Source Code |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$10 - $30
Additional Revision
+$10
Additional Page
(+ 1 Day)
+$15
Additional API Endpoint
(+ 1 Day)
+$15
Deployment Setup
(+ 1 Day)
+$20Frequently asked questions
About Abhishek
AI Agent & SaaS Developer | Next.js, MERN, LangChain, OpenAI
Hyderabad, India - 8:12 am local time
Recent Projects:
- LeadKaro – Multi-tenant WhatsApp AI lead qualification platform for real estate, handling automated conversation flows, voice transcription, and broker notifications across multiple client accounts (Node.js, TypeScript, Meta Cloud API, GPT-4o-mini)
- NexCart – Full-stack e-commerce platform with Polar payments, automated order fulfillment, and per-order live chat/video support (Node.js, TypeScript, React, PostgreSQL)
- VisionCraft – AI image generation SaaS with subscription billing and OpenAI-powered generation pipeline (Next.js, PostgreSQL)
- DentAI Assist – Voice AI dental assistant automating patient scheduling and intake via VAPI (Next.js, Prisma, Neon DB)
I specialize in: multi-tenant SaaS architecture, AI agent workflows (LangGraph, OpenAI, VAPI), WhatsApp/API automation, and production-ready full-stack builds — not prototypes.
If you're building or scaling a SaaS product or AI-powered application, let's talk.
Steps for completing your project
After purchasing the project, send requirements so Abhishek can start the project.
Delivery time starts when Abhishek receives requirements from you.
Abhishek works on your project following the steps below.
Revisions may occur after the delivery date.
Step 1 :
Client shares API details, documentation, and requirements
Step 2 :
I integrate the API with proper logic, error handling, and testing


