Experienced API Integration Development ConsultantsAPI Integration
We build clean, testable integrations for your business systems. 200+ products shipped with fixed pricing starting at $80K.
IRPR builds custom API integrations using Node.js, Python, FastAPI, and Express. We connect SaaS tools, legacy systems, and custom applications with clear documentation and error handling.
Each integration ships in 8 to 12 weeks with a fixed price from $80K to $250K. We handle HIPAA, PCI-DSS, and SOC 2 compliance requirements for every project.
CTOs hire us to sync Salesforce with their ERP. Product managers hire us to connect payment gateways like Stripe with their platform. Data teams hire us to automate ETL pipelines into Snowflake. Founders hire us to build multi-platform MVPs that talk to each other.
Types of software we ship.
CRM Integration
Sync contacts, deals, and activities between Salesforce, HubSpot, Zoho, and your custom app using REST APIs.
ERP Integration
Connect NetSuite, SAP, or Microsoft Dynamics with your ecommerce and billing systems via SOAP and OData.
Payment Gateway Integration
Integrate Stripe, PayPal, or Square with subscription platforms and accounting software using webhooks.
Ecommerce Platform Integration
Sync orders, inventory, and customers from Shopify, BigCommerce, or Magento to your ERP and 3PL systems.
Marketing Automation Integration
Connect Mailchimp, Marketo, or HubSpot with your CRM to automate lead scoring and campaign attribution.
Social Media API Integration
Pull posts, comments, and analytics from Twitter, LinkedIn, and Instagram using GraphQL and REST APIs.
Cloud Storage Integration
Automate file uploads and syncs between AWS S3, Google Drive, Dropbox, and your application via signed URLs.
Data Warehouse Integration
Build real-time pipelines from your apps into Snowflake, BigQuery, or Redshift using Kafka and Airflow.
We build for every business type.
Healthcare
Fintech
Ecommerce
SaaS
Logistics
Why hire experienced API integration development consultants
IRPR has shipped over 200 integrations across 50 countries, each with full monitoring and documentation.
Every integration we build includes retry logic, rate limiting, and error logging. We use OpenAPI 3.0 specs so your team can consume the API immediately after deployment.
Our consultants have worked with compliance-bound industries like healthcare and fintech for over 8 years. You get a fixed price, a clear timeline, and a code warranty that lasts 10 years.
The difference between generic shops and IRPR
Most dev shops treat integration as a side task. IRPR treats it as the core product.
Generic agencies often skip documentation, ignore error handling, and bill by the hour. That leads to fragile integrations that break when the third-party API changes.
IRPR builds each integration as a standalone service with its own tests, CI/CD pipeline, and monitoring dashboard. We follow the same standards our enterprise clients require.
- No API documentation
- No error handling or retry logic
- Monolithic code tightly coupled to the app
- No security review or OWASP checks
- No SLA for uptime
- Hourly billing with scope creep
- Detailed OpenAPI 3.0 specs
- Retry with exponential backoff and circuit breakers
- Microservices with clear separation of concerns
- OWASP compliance and encrypted secrets management
- 99.9% uptime SLA
- Fixed price from day one
How IRPR builds your API integration
Each project follows a four-phase process that guarantees clarity and speed.
We start with a 2-week Roadmap to define endpoints, data flows, and error scenarios. You get a fixed price and a detailed spec before we write any code.
After the Roadmap, we prototype, build, test, and deploy in 6-10 more weeks. You can review our work in real time through our shared Slack channel and GitHub repos.
What ships with every API integration project
Every integration comes with a complete delivery package. Nothing is left for you to build.
We deliver source code, infrastructure, and monitoring. You get the same quality we provide to Fortune 500 companies and funded startups.
All assets are placed in your accounts from day one. You never lose access to your code or data.
- Source code in your GitHub repository
- CI/CD pipeline using GitHub Actions
- Postman collection with all endpoints
- OpenAPI 3.0 spec file
- Unit and integration test suite
- Sentry error monitoring
- Dashboard for API health and latency
- 10-year code warranty (bugs fixed for free)
- Encryption keys in your AWS Secrets Manager
- Deployment runbook with rollback steps
What we ship in this practice.
Salesforce to HubSpot bi-directional sync
Built a bi-directional sync between Salesforce and HubSpot using Python Celery and REST APIs. Reduced manual data entry by 10 hours per week for the sales team.
Stripe Connect payment gateway for fintech
Integrated Stripe Connect with Plaid for a financial services platform using Node.js and webhooks. Reduced chargeback disputes by 30% through automated reconciliation.
Shopify to NetSuite real-time order sync
Developed a real-time order sync from Shopify to NetSuite using GraphQL and AWS Lambda. Cut order processing time from 4 hours to 2 minutes.
Twilio SMS for patient reminder system
Connected Twilio API with a HIPAA-compliant patient portal to send automated appointment reminders. Increased patient show rates by 22%.
QuickBooks to AWS S3 data pipeline
Built an ETL pipeline using Airflow to export accounting data to S3 for BI reporting in Amazon QuickSight. Saved the finance team 15 hours per week.
LinkedIn Recruiter API for ATS sourcing
Integrated LinkedIn Recruiter API with an applicant tracking system using FastAPI and OAuth2. Reduced recruiter manual screening time by 40%.
Why teams hire us.
200+ integrations delivered since 2016
IRPR has shipped over 200 API integrations for clients in healthcare, fintech, ecommerce, and SaaS. Each integration includes full test coverage and monitoring.
Fixed price from day one
You get a fixed quote in week 2 after the Roadmap phase. No hourly billing, no surprise charges for scope changes. The price you see is the price you pay.
12 week maximum for most projects
Our standard delivery timeline for an API integration is 8 to 12 weeks. We have completed 95% of projects on or before the target date.
Compliance built in: HIPAA, PCI, SOC 2
Every integration follows the security requirements of your industry. We handle data encryption, access controls, and audit logs by default.
10 year code warranty
If a bug is found in code we wrote within 10 years of delivery, we fix it at no cost. This warranty covers all integration code and deployment scripts.
You own the code and infrastructure
All source code is delivered directly to your GitHub repository. You control all encryption keys and cloud accounts from day one. We never hold your IP.
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.