Premium REST API Development ServicesREST API
Enterprise-grade RESTful APIs built by senior engineers. Ship in 12 weeks with fixed pricing and full ownership.
IRPR builds premium REST API development services for businesses that need secure, scalable APIs. We use Node.js, Python, Go, and Rust to build RESTful endpoints that handle millions of requests per hour.
A typical REST API project ships in 10-12 weeks with pricing from $80K to $250K depending on complexity. We design for compliance with HIPAA, PCI-DSS, SOC 2, and GDPR from day one.
Who hires us: CTOs needing to replace legacy APIs, product managers launching new platforms, enterprise architects requiring multi-service integration, and startup founders building their MVP with a reliable backend.
Types of software we ship.
RESTful API Development
Build custom REST APIs from scratch with versioning, documentation, and rate limiting. We use OpenAPI/Swagger for specs.
API Integration Services
Connect your existing systems with third-party APIs like Stripe, Salesforce, or HubSpot. We handle OAuth, webhooks, and error retries.
Microservices API Gateway
Design a gateway that routes, secures, and monitors traffic to multiple microservices. We use Kong, Envoy, or NGINX.
REST API for Mobile Apps
Develop lightweight, responsive APIs optimized for mobile data usage. Supports offline sync with Firebase or custom sync logic.
Enterprise REST API Development
Build APIs that scale to thousands of concurrent users with compliance-ready security. Includes RBAC, audit logs, and encryption.
API Documentation Portal
Generate interactive API docs with Postman collections, Swagger UI, and developer guides. Keeps your API onboarding fast.
REST API Testing & QA
Implement automated testing suites with Jest, Mocha, and Postman. Includes load testing with k6 to ensure performance.
API Migration & Refactoring
Migrate legacy SOAP or custom APIs to modern RESTful design. We preserve data integrity and minimize downtime during cutover.
We build for every business type.
Ecommerce
Healthcare
Fintech
SaaS
Enterprise & Manufacturing
Why choose IRPR for premium REST API development?
Our APIs are built by senior engineers with proven delivery.
We have shipped over 200 API-driven products across 50 countries. Each project is scoped in the Roadmap phase with a fixed price and timeline.
Our APIs consistently achieve 99.9% uptime in production. We use automated monitoring with Datadog and PagerDuty to detect issues before users notice.
Premium REST API development vs generic development shops
Not all API developers are equal. Here is the difference.
Generic shops deliver REST APIs that lack documentation, monitoring, and security. They often leave you with technical debt and hidden costs.
IRPR delivers production-ready REST APIs with complete documentation, CI/CD pipelines, security audits, and 3 months of post-release support. Our fixed pricing means no surprises.
- No API versioning strategy
- Minimal error handling
- No rate limiting or authentication
- No automated tests
- No deployment scripts
- No post-launch support plan
- Semantic versioning from day one
- Standardized error responses (RFC 7807)
- Rate limiting with Redis and JWT auth
- 85%+ test coverage with CI
- Docker + Kubernetes deployment ready
- 3 months of monitoring and support included
How we build your REST API in 4 phases
Our process ensures clarity and quality at every step.
From idea to production, we follow a structured method. Each phase ends with a deliverable you approve.
The entire timeline is 8-12 weeks for most projects. Complex enterprise APIs may take 14 weeks.
What you get with every REST API project
These are the deliverables that ship with every engagement.
No black boxes. You own everything, including the code, infrastructure, and documentation.
We also include a 30-day warranty period after launch for any bug fixes.
- Source code in your private GitHub repo
- OpenAPI 3.0 specification document
- Postman collection for all endpoints
- CI/CD pipeline with GitHub Actions
- Dockerized containers for local dev
- Rate limiting and authentication middleware
- Error logging with Sentry
- Uptime monitoring with Datadog
- API usage dashboard in Grafana
- 30-day post-launch support
What we ship in this practice.
Real-time inventory API for a multi-warehouse logistics platform
Built a REST API that syncs inventory across 8 warehouses in real time. Reduced stockout incidents by 40% and cut order fulfillment time from 4 hours to 23 minutes. Tech: Node.js, PostgreSQL, Redis, Docker.
HIPAA-compliant patient data API for a telehealth startup
Developed a REST API that allows doctors to access patient records via mobile app. Compliant with HIPAA and HITECH, handling 2 million API calls per month. Tech: Python, FastAPI, MongoDB, AWS KMS.
Payment processing API for a fintech platform
Created a secure REST API integrating with Stripe and Plaid. Reduced payment failure rate by 18% and added PCI-DSS Level 1 compliance. Tech: Go, PostgreSQL, Stripe, Plaid.
Order management API for an ecommerce brand
Built a RESTful order management system that connects Shopify, warehouse, and shipping providers. Automates order routing, cutting manual entry by 12 hours per week. Tech: Ruby on Rails, PostgreSQL, Shopify API.
Multi-tenant SaaS API for a B2B analytics platform
Designed a scalable REST API with tenant isolation and usage-based billing. Supports 500+ tenants with 99.95% uptime. Tech: .NET Core, SQL Server, Azure API Management.
ML model inference API for a manufacturing quality inspection tool
Wrapped a computer vision model in a REST API that processes 1200 images per hour. Reduced defect detection time from 30 seconds to 800 milliseconds. Tech: FastAPI, PyTorch, RabbitMQ, Docker.
Why teams hire us.
Senior engineers only
Every project is led by engineers with 10+ years of experience in REST API design. No junior developers, no outsourcing intermediaries.
Fixed price from week 2
After the Roadmap phase (week 2), you get a fixed quote for the entire project. No hourly billing, no scope creep surprises.
Delivery in 8-12 weeks
Our average REST API project ships in 12 weeks from kickoff to production. We have a 98% on-time delivery rate across 200+ projects.
Full ownership of source code
You own every line of code, every configuration file, and every piece of documentation. No licensing fees, no hidden IP clauses.
Compliance built in from day one
We design for HIPAA, PCI-DSS, SOC 2, or GDPR from the Architecture phase. No costly retrofitting after build.
Post-launch monitoring included
Every project includes 30 days of production monitoring with Datadog and PagerDuty. We stay on call until your team is comfortable.
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.