Expert Node.js API Development FirmAPI Development
We build high-performance Node.js APIs that scale. Get a fixed price in week 2 and launch in 8-12 weeks.
IRPR builds Node.js APIs using Express.js, Fastify, Apollo GraphQL, and NestJS. We integrate with databases like PostgreSQL, MongoDB, and Redis, and connect to third-party services via REST and GraphQL.
Projects ship in 8-12 weeks with fixed pricing ranging from $80K to $250K. We handle HIPAA, PCI-DSS, and SOC 2 compliance. Each API comes with CI/CD pipelines, automated testing (Jest, Supertest), and OpenAPI documentation.
CTOs scaling fintech platforms hire us for high-reliability APIs. SaaS founders building multi-tenant backends trust our architecture decisions. Enterprise teams needing HIPAA-compliant healthcare APIs rely on our experience. Ecommerce brands hire us for custom checkout and inventory APIs.
Types of software we ship.
REST API Development
Build RESTful endpoints with Express or Fastify. Includes pagination, authentication, and rate limiting. Integrates with Redis for caching.
GraphQL API Development
Create flexible GraphQL APIs with Apollo Server or Yoga. Supports queries, mutations, subscriptions. Ideal for complex client data needs.
Microservices API Development
Design decoupled microservices with Node.js and Docker. Use message brokers like RabbitMQ or Kafka for async communication between services.
Real-time API (WebSocket)
Build real-time features using Socket.IO or ws library. Supports chat, live updates, collaborative tools. Handles thousands of concurrent connections.
Third-Party API Integration
Connect your app to Stripe, Salesforce, HubSpot, Plaid, and 200+ other services. Includes error handling, rate limiting, and logging.
API Gateway Development
Implement API gateways with AWS API Gateway, Kong, or Express Gateway. Manage authentication, throttling, and routing for multiple microservices.
Serverless API (AWS Lambda)
Deploy APIs on AWS Lambda or Azure Functions. Auto-scales with traffic, pay per request. Integrates with DynamoDB, S3, and API Gateway.
Data API (Analytics)
Expose analytics data via Node.js APIs. Aggregate from databases like ClickHouse or BigQuery. Supports caching and real-time dashboard feeds.
We build for every business type.
Fintech
Healthcare
Ecommerce
SaaS
Real Estate
Why choose an expert Node.js API development firm
Our track record proves our expertise in building production-grade Node.js APIs.
We have shipped over 200 custom software products across 50 countries. Our Node.js APIs process millions of requests daily for clients in fintech, healthcare, and ecommerce.
Every project is built by senior engineers with 8+ years of experience. We use modern patterns like async/await, TypeScript, and automated testing to deliver reliable APIs.
Generic dev shop vs expert Node.js API firm
Not all development firms can deliver production-ready Node.js APIs on time and on budget.
Generic dev shops often lack deep Node.js expertise. They may use outdated patterns, skip automated testing, and fail to plan for scale.
With IRPR, you get senior Node.js engineers who have built APIs for high-compliance industries. We follow a structured process that eliminates surprises.
- Uses outdated callback-style code
- No automated API tests
- No CI/CD pipeline by default
- Hourly billing with unknown total
- No compliance knowledge (HIPAA, PCI-DSS)
- Poor documentation or none
- Uses modern async/await patterns and error handling middleware
- 100% automated test coverage with Jest and Supertest
- CI/CD via GitHub Actions from day one
- Fixed price from the Roadmap phase (week 2)
- HIPAA, PCI-DSS, SOC 2 compliance built in
- OpenAPI (Swagger) documentation auto-generated
Our 4-phase process for building your Node.js API
We follow a structured process to deliver your API on time and within budget.
Phase 1: Idea - We define the API scope, endpoints, and data models. You get a clear specification doc.
Phase 2: Roadmap - We create a detailed plan with milestones, timeline estimate, and fixed price. Phase 3: Product - Our senior engineers build the API in 2-week sprints. You see working endpoints every sprint. Phase 4: Release - We deploy to your cloud (AWS, GCP, Azure) and set up monitoring with Datadog or Sentry.
What ships with every Node.js API project
Every project includes these deliverables by default.
No hidden items. These are the core outputs you get when you hire IRPR.
- Source code in private GitHub repository
- CI/CD pipeline with GitHub Actions
- Automated tests (unit, integration, e2e)
- OpenAPI documentation (Swagger UI)
- Deployment to AWS, GCP, or Azure
- Sentry error tracking and logging
- Docker containers for local development
- Postman collection for API testing
- Security audit report (OWASP top 10)
- 12 months of support and maintenance
What we ship in this practice.
Fintech Payment API
Built for a lending platform processing 10,000 transactions daily. Reduced payment failures by 40% and achieved PCI-DSS compliance. Tech: Node.js, PostgreSQL, Stripe Connect, Plaid.
Healthcare EHR Integration
Synced patient records between clinics and a hospital system. Eliminated 8 hours of manual data entry per week per clinic. Tech: Fastify, FHIR, AWS Lambda, HIPAA compliance.
Ecommerce Checkout API
Handled 500 concurrent users during Black Friday with zero downtime. Checkout completion rate increased by 25%. Tech: NestJS, Redis, Shopify API.
SaaS Multi-Tenant Backend
Supported 200+ tenants on a single deployment with isolated data per tenant. Onboarded new tenants in minutes. Tech: Express.js, MongoDB, JWT, New Relic.
Real Estate MLS API
Aggregated property listings from 50+ MLS feeds with 99.9% uptime. Reduced listing update latency from hours to seconds. Tech: Node.js, Elasticsearch, AWS RDS.
Logistics Tracking API
Processed 1 million tracking events per day with real-time updates via WebSocket. Reduced delivery disputes by 30%. Tech: Node.js, Redis Pub/Sub, Socket.IO.
Why teams hire us.
Fixed price from the start
Every project gets a fixed quote in the Roadmap phase (week 2). No hourly billing, no surprise invoices, no scope creep charges.
Senior engineers only
IRPR hires engineers with 8+ years of experience. No junior or offshore teams. Every API is built by a principal-level engineer.
Compliance built in
We have delivered APIs for HIPAA, PCI-DSS, and SOC 2 environments. Our engineers write security checks and data encryption into every endpoint.
Modern tech stack
We use async/await, TypeScript, Express/Fastify, and automated testing. Your API will be maintainable and performant from day one.
You own the code
Full source code is delivered to your GitHub repository. No proprietary frameworks, no ongoing license fees.
Rapid delivery
Most APIs ship in 8-12 weeks. We use a proven 4-phase process to keep scope clear and deadlines met.
Idea → Roadmap → Product → Release.
Every engagement runs through the same four-stage pipeline. Predictable by design.
Questions clients ask first.
Related services and industries.
Ready to build? Let's talk.
30-minute discovery call. No deck. We'll tell you honestly what it takes, how long, and how much.
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