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API Development & Integration

API Development Services

Connect, integrate, and extend your business systems with custom API development from Panacia Softwares. We build secure REST APIs, Web APIs, webhooks, and third-party integrations that power modern applications — from Kanpur, Uttar Pradesh, India.

RESTAPIs
SecureOAuth 2.0
Real-TimeWebhooks
KanpurIndia
API development and integration services — REST API, Web API, third-party integration Kanpur India
API Experts
Enterprise API Solutions

APIs That Connect Your Entire Business Ecosystem

In today's interconnected digital landscape, APIs (Application Programming Interfaces) are the backbone of modern software. Every mobile app, web dashboard, ERP module, and payment system relies on well-designed APIs to communicate, share data, and automate workflows across platforms.

Panacia Softwares designs and develops robust, secure, and scalable APIs using ASP.NET Web API, RESTful architecture, and industry-standard authentication protocols like OAuth 2.0 and JWT tokens. Whether you need to expose your business data to mobile apps, integrate with third-party services like payment gateways and logistics providers, or build microservice-based architectures — our Kanpur development team delivers production-ready API solutions.

From API design and documentation to rate limiting, versioning, error handling, and real-time webhook notifications — we cover the full API lifecycle with enterprise-grade security and performance standards.

Our API Development Services

End-to-end API solutions — from design and development to testing, deployment, and ongoing maintenance.

Custom REST API DevelopmentBuild clean, versioned RESTful endpoints for web and mobile applications.
Third-Party API IntegrationConnect with payment gateways, SMS, email, maps, logistics, and cloud services.
Webhook & Real-Time EventsEvent-driven notifications and real-time data sync between systems.
API Security & AuthenticationOAuth 2.0, JWT tokens, API keys, rate limiting, and encryption.
Microservice ArchitectureBreak monoliths into independently deployable microservices.
API Documentation & TestingSwagger/OpenAPI docs, automated testing, and versioning strategy.

Technologies & Protocols

We build APIs using proven enterprise-grade technologies and modern protocols.

  • ASP.NET Web API
  • RESTful Architecture
  • JSON & XML
  • OAuth 2.0
  • JWT Authentication
  • Swagger / OpenAPI
  • GraphQL
  • WebSocket
  • SOAP
  • gRPC
  • Postman Testing
  • API Gateway
  • Rate Limiting
  • Versioning
  • CORS & HTTPS
  • Webhook Handlers

Common API Use Cases

APIs we have designed and deployed for Indian enterprises and global clients:

  • ERP & CRM integration — connect billing, inventory, and customer data across systems
  • Mobile app backends — secure API layer powering Android and cross-platform apps
  • Payment processing — Razorpay, PayPal, CCAvenue API integration with webhook callbacks
  • SMS & email automation — trigger transactional messages via third-party APIs
  • Logistics & shipping — real-time tracking and shipment APIs for e-commerce
  • Government & PSU portals — secure data exchange APIs with audit trails
  • Dashboard & reporting — APIs feeding real-time data to Power BI and custom dashboards

Tags

  • API development india
  • REST API development kanpur
  • Web API services
  • Third-party API integration
  • Webhook development
  • Microservices
  • API design
  • JSON API
  • ASP.NET Web API
  • OAuth 2.0 integration
  • Enterprise API solutions
  • Panacia Softwares kanpur

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