← Back to Services

API Development & Integration

Design, build, and document secure REST, GraphQL, and gRPC APIs for enterprise systems.

Timeline: 4 - 8 WeeksStarts at: ₹60,000+

Service Overview

Modern API Design Standards & Paradigms

APIs are the digital glue that connects systems together. We build custom APIs using REST, GraphQL, or gRPC depending on your architectural needs. We follow RESTful conventions including proper HTTP status codes, structured JSON payloads, and clean resource routing patterns. For systems with complex data relations and multiple UI clients, we build GraphQL services with federated schemas, allowing clients to query exact data fields. When building high-speed microservices, we implement gRPC over HTTP/2 to enable binary serialization, streaming connections, and low-latency API exchanges.

Enterprise Security & Rate Limiting

Exposing APIs to the web invites security threats. We implement authentication protocols using OAuth 2.0, OpenID Connect, and secure JWT verification paths. We protect endpoints using rate-limiting filters (utilizing Redis memory databases) to prevent brute-force attacks and API scraping. We run automated input validation checks using libraries like Zod or Joi, sanitizing payload fields before writing values to your databases.

Caching, Performance & Load Balancing

API latency directly impacts user experience. We optimize API response speeds using HTTP caching headers (Cache-Control, ETag), and implement server-side database response caching using Redis. We design database queries using optimized indexes to execute in single-digit milliseconds. When traffic surges, we deploy APIs behind reverse-proxy load balancers like Nginx or AWS ALB, distributing requests across server instances.

Interactive Documentation & Developer Kits

An API is only as good as its documentation. We auto-generate interactive documentation using OpenAPI (Swagger) specifications. This allows frontend developers, mobile programmers, and third-party partners to test API requests directly from their browsers. We write comprehensive integration test suites using Supertest and Postman scripts to ensure API changes don't break backward compatibility.

Key Business Benefits

  • Sub-100ms API response latency configurations
  • OAuth 2.0 & JWT enterprise security integrations
  • Interactive Swagger / Postman API documentation
  • Supports REST, GraphQL, and gRPC communication protocols

Technical Capabilities

OAuth 2.0 / OpenID Connect authentication setups
Redis-powered API rate limiting & request caching
OpenAPI 3.0 (Swagger) specification auto-generation
GraphQL federation & query cost-limiting middleware
Automated endpoint regression tests using Jest

Technologies Used

Node.jsExpressGraphQLRedisSwaggerPostgreSQL

Scope & Budget

Estimation framework based on custom feature modules.

₹60,000+
Estimated starting budget
Book Quote Request

Frequently Asked Questions

Should we use REST or GraphQL for our mobile app?

GraphQL is often preferred for mobile apps as it allows the app to fetch only the required data in a single request, saving mobile bandwidth and battery life.

Ready to launch your API Development & Integration project?

Contact our product team to outline feature sets, select databases, and map timelines.