Professional API Integration Development StudioAPI Integration
We build custom API integrations that connect your systems in 8-12 weeks. Fixed pricing, senior engineers, full code ownership.
IRPR builds professional API integration development studios for companies that need reliable, secure connections between their software and third-party services. We use Node.js, Python, and Go to build REST and GraphQL APIs that handle authentication, data transformation, and error handling.
Every project ships with source code in your repository, CI/CD pipeline on GitHub Actions, and API documentation. Delivery takes 8-12 weeks with a fixed price starting at $80K. We comply with SOC 2, HIPAA, and PCI-DSS standards for sensitive data.
We work with CTOs who need to integrate Salesforce with their ERP, product managers who want to connect Stripe and QuickBooks, and engineering leads who need a custom middleware between legacy systems and modern SaaS tools.
Types of software we ship.
REST API Integration
Build RESTful endpoints that connect your app to Stripe, Twilio, or HubSpot. We handle rate limiting, pagination, and idempotency.
GraphQL API Integration
Create a unified GraphQL layer that aggregates data from multiple sources like Shopify, Salesforce, and Zendesk. Reduces client-side requests by 80%.
SOAP API Integration
Integrate legacy SOAP-based systems like SAP or Oracle EBS with modern web applications using XML parsing and WSDL generation.
Third-Party API Wrapper
Wrap complex APIs like AWS S3 or Google Maps into a simple, consistent interface your frontend team can use without deep knowledge.
API Gateway
Deploy an API gateway using Kong or AWS API Gateway to manage authentication, rate limiting, and versioning across your microservices.
Webhook Integration
Set up webhook receivers for Stripe, GitHub, or Slack that process events in real time and trigger downstream actions.
ETL Data Pipeline
Build ETL pipelines that extract data from APIs like Marketo or HubSpot, transform it, and load into your data warehouse (Snowflake, BigQuery).
Custom API Connector
Develop a custom connector for niche platforms like MLS (real estate) or Epic (healthcare) that no off-the-shelf solution supports.
We build for every business type.
eCommerce
SaaS
Healthcare
Fintech
Logistics
Why choose a professional API integration development studio
Most API projects fail because of poor error handling and lack of documentation.
IRPR has shipped over 200 API integrations across 50 countries. Each integration includes automated testing, retry logic, and monitoring with Datadog.
We use a standard integration framework that reduces development time by 40% compared to building from scratch. Fixed pricing means no surprises.
The difference between IRPR and generic dev shops
Generic shops often deliver incomplete integrations that break when APIs change.
IRPR builds integrations that are resilient to API changes. We implement circuit breakers, fallback mechanisms, and versioning strategies.
Our team includes senior engineers who have worked with Stripe, Twilio, Salesforce, and dozens of other APIs. We know the common pitfalls and avoid them.
- No error handling
- No retry logic
- No documentation
- No monitoring
- Hourly billing surprises
- Code not owned by you
- Automated retry with exponential backoff
- Comprehensive Swagger/OpenAPI docs
- Datadog monitoring and alerts
- Fixed price from $80K
- Full source code ownership
- API change adaptation strategy
How we build your API integration in 4 phases
We follow a structured process to deliver reliable integrations on time.
Phase 1: Discovery and API mapping. We document every endpoint, authentication method, and data schema. This takes 1-2 weeks.
Phase 2: Development and testing. We build the integration with unit tests, integration tests, and mock servers. This is the core 4-6 week build.
What ships with every API integration
You get more than just code. Every project includes a complete delivery package.
Our standard delivery includes everything needed to maintain and extend the integration yourself.
We also provide a 30-day warranty period where we fix any issues at no extra cost.
- Source code in your GitHub/GitLab repo
- CI/CD pipeline on GitHub Actions
- API documentation in Swagger/OpenAPI
- Postman collection for manual testing
- Error tracking with Sentry
- Performance monitoring with Datadog
- Unit tests with 90%+ coverage
- Integration tests for every endpoint
- Deployment scripts for AWS/GCP/Azure
- 30-day warranty and support
What we ship in this practice.
Ecommerce order sync
Connected Shopify and NetSuite to sync orders in real time. Reduced manual data entry by 15 hours per week. Tech stack: Node.js, Shopify API, NetSuite RESTlets.
Healthcare patient data exchange
Built a HIPAA-compliant integration between Athenahealth and a custom patient portal. Eliminated fax-based referrals, saving 20 hours per week. Tech stack: Python, FHIR API, AWS HealthLake.
Fintech payment reconciliation
Integrated Stripe and QuickBooks to automate payment reconciliation. Reduced monthly close time from 5 days to 2 hours. Tech stack: Go, Stripe API, QuickBooks Online API.
SaaS CRM to marketing automation
Connected Salesforce and HubSpot to sync contacts and deals. Increased lead-to-opportunity conversion by 25%. Tech stack: Java, Salesforce REST API, HubSpot API.
Real estate MLS data feed
Built a custom connector for MLS to feed property data into a mobile app. Reduced data refresh latency from 24 hours to 5 minutes. Tech stack: Python, RESO Web API, AWS Lambda.
Logistics shipping automation
Integrated ShipStation with a custom WMS to automate label printing and tracking updates. Cut shipping processing time by 40%. Tech stack: Node.js, ShipStation API, UPS API.
Why teams hire us.
Fixed price, not hourly
Every API integration project gets a fixed quote after the Roadmap phase (week 2). No hourly billing, no surprise invoices. Average project $80K-$250K.
Senior engineers only
Our team averages 10+ years of experience. Every engineer has built integrations with Stripe, Salesforce, Twilio, and other major APIs. No junior developers.
Full code ownership
You get the complete source code, not a black box. No licensing fees, no vendor lock-in. Deploy to your own AWS, GCP, or Azure account.
8-12 week delivery
We ship working integrations in 8-12 weeks. Our process is optimized for speed without sacrificing quality. 98% of projects deliver on time.
Built for compliance
We have built HIPAA-compliant integrations for healthcare and PCI-DSS compliant integrations for fintech. We follow SOC 2 controls by default.
Post-launch support
Every project includes 30 days of warranty support. We also offer ongoing maintenance plans starting at $2K/month for monitoring and updates.
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.
─── share this page ───
