Professional API Integration Development VendorIntegration Development
We build custom API integrations that connect your tools and data. 200+ products shipped with 8-12 week timelines and fixed pricing.
IRPR is a professional API integration development vendor that builds custom connections between your software systems. We use REST, GraphQL, WebSockets, and message queues like RabbitMQ and Apache Kafka to move data reliably between platforms.
Every integration ships in 8-12 weeks with a fixed price from $80K to $250K. We handle compliance for HIPAA, PCI-DSS, and SOC 2 so your data stays secure. Our team of senior engineers writes all code in your repo with full CI/CD pipelines.
Companies hire us when they need to connect Salesforce to a legacy ERP, sync patient data between an EHR and a billing system, or build a real-time inventory feed between a warehouse and an ecommerce store. Typical buyers are CTOs, VP of Engineering, and Heads of Product at mid-market and enterprise companies.
Types of software we ship.
CRM Integration
Connect Salesforce, HubSpot, or Zoho to your internal tools. Sync contacts, deals, and activities in real time.
ERP Integration
Link NetSuite, SAP, or Microsoft Dynamics to your ecommerce platform or warehouse system. Automate order and inventory sync.
Payment Gateway Integration
Integrate Stripe, Braintree, or Adyen into your checkout flow. Handle subscriptions, refunds, and fraud detection.
EHR/EMR Integration
Connect Epic, Cerner, or Athenahealth to your healthcare app. Exchange patient records with HL7 FHIR standards.
Marketing Automation Integration
Sync Mailchimp, Klaviyo, or Marketo with your CRM and ecommerce data. Automate email campaigns and lead scoring.
Logistics and Shipping Integration
Connect ShipStation, FedEx, or UPS APIs to your order management system. Generate labels and track shipments automatically.
Data Warehouse Integration
Pipe data from Snowflake, BigQuery, or Redshift into your analytics dashboards. Build ETL pipelines with dbt and Airflow.
SSO and Identity Integration
Implement Okta, Auth0, or Azure AD for single sign-on. Manage user authentication and role-based access control.
We build for every business type.
Healthcare
Fintech
Ecommerce
SaaS
Logistics and Manufacturing
Why You Need a Professional API Integration Development Vendor
A professional API integration development vendor builds the bridges between your software systems so data flows without manual work.
When your CRM, ERP, and ecommerce platform don't talk to each other, your team wastes hours copying data between systems. A custom API integration automates these transfers, reducing errors and freeing up staff for higher-value work. IRPR has built over 200 integrations across 50 countries, with an average timeline of 10 weeks.
We use a fixed-price model so you know the cost upfront. Our Roadmap phase (week 2) produces a detailed specification with endpoints, data models, and error handling. You approve the plan before we write a single line of code. This approach has delivered a 98% on-time rate across all projects.
Generic Dev Shop vs Professional API Integration Development Vendor
Not every development shop can handle complex API integrations. Here is how IRPR differs from a generic agency.
Generic dev shops often treat API integration as a side project. They assign junior developers, skip documentation, and deliver brittle code that breaks when the third-party API changes. You end up with a system that requires constant maintenance and fails during peak traffic.
IRPR assigns senior engineers who have built integrations for healthcare, fintech, and ecommerce clients. We write automated tests, set up monitoring with Sentry and Datadog, and document every endpoint. Your integration works on day one and stays reliable.
- Junior developers with no API specialization
- No error handling or retry logic
- No documentation for endpoints
- No monitoring or alerting
- Hourly billing with scope creep
- Code not owned by you
- Senior engineers with 10+ years experience
- Automatic retries with exponential backoff
- Full API documentation with Postman collections
- Sentry and Datadog monitoring included
- Fixed price from the Roadmap phase
- Full source code ownership
Our API Integration Development Process
IRPR follows a four-phase process to deliver your integration on time and on budget.
Every project starts with a discovery call where we learn about your systems, data volumes, and compliance needs. We then move into the Roadmap phase where we produce a detailed specification with endpoint definitions, data mapping, and error handling strategies.
The Product phase is where our engineers build the integration using your preferred tech stack. We write unit tests, integration tests, and set up CI/CD pipelines. The Release phase includes deployment to your infrastructure, monitoring setup, and a 30-day warranty period.
What Ships with Every API Integration
Every integration from IRPR includes these deliverables by default.
We believe in shipping production-ready code that your team can maintain. Every project includes source code in your repository, automated tests, and monitoring. You own everything we build from day one.
Our integrations are designed to handle failures gracefully. We implement retry logic with exponential backoff, dead-letter queues for failed messages, and alerting when error rates exceed thresholds. Your operations team gets notified before users notice any issues.
- Source code in your GitHub or GitLab repo
- CI/CD pipeline with GitHub Actions or GitLab CI
- Automated unit tests and integration tests
- API documentation with Postman or Swagger
- Error monitoring with Sentry
- Performance monitoring with Datadog
- Retry logic with exponential backoff
- Dead-letter queue for failed messages
- Alerting for error rate thresholds
- 30-day warranty with bug fixes
What we ship in this practice.
Salesforce to NetSuite Integration
A B2B SaaS company needed to sync customer data between Salesforce and NetSuite. IRPR built a real-time integration using REST APIs and a message queue. The client reduced manual data entry by 12 hours per week and eliminated order errors. Tech stack: Node.js, Salesforce REST API, NetSuite SuiteTalk, RabbitMQ.
EHR to Billing System Integration
A healthcare provider needed to send patient encounter data from Epic to their billing system. IRPR built an HL7 FHIR integration that processed 10,000 transactions per day. The client reduced claim denials by 30% and cut billing cycle time from 14 days to 3 days. Tech stack: Python, FHIR API, PostgreSQL, AWS Lambda.
Payment Gateway Integration for Ecommerce
An online retailer needed to integrate Stripe with their custom checkout flow. IRPR built a subscription management system that handled 50,000 recurring payments per month. The client saw a 15% increase in conversion rates and a 40% reduction in churn. Tech stack: Next.js, Stripe API, PostgreSQL, Vercel.
Inventory Sync Between Warehouse and Shopify
A wholesale distributor needed real-time inventory sync between their warehouse management system and Shopify. IRPR built a WebSocket-based integration that updated stock levels within 2 seconds. The client eliminated overselling and reduced inventory holding costs by 20%. Tech stack: Ruby on Rails, Shopify API, WebSockets, Redis.
SSO Integration for Enterprise SaaS
A B2B SaaS platform needed to support Okta SSO for their enterprise customers. IRPR implemented SAML 2.0 and OAuth 2.0 protocols with role-based access control. The client closed 3 enterprise deals worth $500K ARR that required SSO. Tech stack: Node.js, Okta API, SAML, PostgreSQL.
Data Pipeline for Marketing Analytics
A marketing agency needed to pipe data from Klaviyo, Google Ads, and Facebook Ads into a Snowflake data warehouse. IRPR built an ETL pipeline using dbt and Airflow that processed 5 million events per day. The client reduced reporting time from 3 days to 30 minutes. Tech stack: Python, dbt, Airflow, Snowflake, Klaviyo API.
Why teams hire us.
Fixed Price, Not Hourly
Every integration project gets a fixed quote in the Roadmap phase (week 2). No hourly billing, no surprise invoices, no scope creep charges. You know the total cost before we start building.
Senior Engineers Only
We assign engineers with 10+ years of experience in API development. No junior developers, no offshore teams, no handoffs. The same engineer who designs your integration builds it.
Full Code Ownership
You own all source code, documentation, and configuration files from day one. We put everything in your repository. There is no lock-in, no licensing fees, no hidden costs.
Compliance Built In
We build integrations that meet HIPAA, PCI-DSS, and SOC 2 requirements. Our engineers implement encryption at rest and in transit, audit logging, and access controls by default.
8-12 Week Delivery
Most integrations ship in 8-12 weeks from kickoff. Our Roadmap phase eliminates guesswork, and our senior engineers move fast. We have delivered 200+ products on time.
Production Monitoring Included
Every integration ships with Sentry error tracking and Datadog performance monitoring. We set up alerts for error rates, latency, and throughput. Your team knows about issues before users do.
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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