Top API Integration Development ConsultantsIntegration Development
We build secure API integrations that connect your systems. 200+ products shipped in 8-12 weeks with fixed pricing.
IRPR builds custom API integrations using REST, GraphQL, Webhooks, and middleware like MuleSoft and AWS API Gateway. We connect your SaaS, ERP, CRM, and internal systems with secure, scalable endpoints.
Each integration project ships in 8-12 weeks with a fixed price range of $80K to $250K. All integrations meet SOC 2, HIPAA, or PCI compliance standards depending on your industry.
We work with CTOs needing Salesforce-to-ERP sync, VP Engineering at fintechs requiring PCI-compliant payment gateways, Product Managers in healthcare integrating FHIR APIs, and Heads of Operations connecting ecommerce platforms to warehouse management systems.
Types of software we ship.
Salesforce CRM Integration
Sync Salesforce with ERP or marketing tools using MuleSoft or custom REST endpoints. Bi-directional data flow.
Stripe Payment Gateway Integration
Connect Stripe to your billing system with webhooks for real-time transaction updates and PCI-compliant data handling.
Shopify and BigCommerce Sync
Sync product catalogs, orders, and inventory across marketplaces using GraphQL and custom middleware.
HubSpot Marketing Hub Integration
Integrate HubSpot with your CRM and data warehouse using OAuth2 and batch APIs. Automate contact sync.
Twilio SMS/Voice API Integration
Embed SMS notifications and voice calls into your app with Twilio's API. Includes logging and error handling.
AWS API Gateway Setup
Build a managed API gateway on AWS with throttling, caching, and IAM authentication. Deploys via CloudFormation.
Custom REST/GraphQL API
Design and build private APIs with OpenAPI documentation, rate limiting, and comprehensive test suites.
Data Pipeline Integration (Snowflake, BigQuery)
Stream data from multiple sources into Snowflake or BigQuery using Kafka and dbt. Runs on a 24-hour refresh cycle.
We build for every business type.
Healthcare
Fintech
Ecommerce
SaaS
Manufacturing & Logistics
Why top API integration consultants choose IRPR
We deliver compliant integrations that work.
Our engineers have built over 200 API integrations across healthcare, fintech, and ecommerce. Each integration is hardened with error handling, retry logic, and monitoring.
We start every project with a 2-week architecture phase. You get a fixed price and timeline before any code is written.
The difference between IRPR and generic dev shops
Generic shops cut corners. IRPR builds production-grade integrations from day one.
Most agencies bill hourly and let junior developers learn on your project. They add margins to every tool and often miss compliance requirements.
IRPR assigns senior engineers only, sets a fixed price after discovery, and bakes HIPAA/PCI/SOC2 into the architecture. You own the code and get a 1-year warranty.
- Hourly billing that inflates costs
- Junior developers learning on your project
- No compliance expertise
- No fixed timeline
- Vendor lock-in with proprietary tools
- No post-launch support included
- Fixed price from the Roadmap phase
- Senior engineers with 10+ years average
- HIPAA, PCI, SOC 2 built in
- 8-12 week delivery guarantee
- You own the code, no licenses
- 1-year support and monitoring included
How we deliver your API integration project
Four phases, no surprises.
We start with a discovery sprint to map your systems and data flows. Then we write a detailed roadmap with a fixed price and timeline.
Our engineers build the integration in sprints, with automated tests and staging environments. You review progress weekly until launch.
What ships with every API integration project
Everything you need to run and maintain your integration.
We deliver more than just code. Every project comes with production-ready monitoring, documentation, and ownership transfer.
- Source code in your private GitHub repo
- CI/CD pipeline on GitHub Actions
- Postman collection with all endpoints
- API documentation with Swagger/OpenAPI
- Sentry error monitoring with alerts
- Uptime monitoring (99.9% SLA)
- Load testing report and capacity recommendations
- Security audit report (OWASP top 10)
- Deployment guide and runbook
- 1-year warranty on code and bug fixes
What we ship in this practice.
Healthcare claims API integration
Built a FHIR API integration for a telehealth platform that connects to Epic and Cerner. Reduced claim submission time by 40 percent. Tech stack: Python, AWS Lambda, PostgreSQL, FHIR R4.
Ecommerce multi-channel sync engine
Developed a real-time sync between Shopify, Amazon, and a warehouse management system. Synchronizes 10,000+ orders daily with zero data loss. Tech stack: Node.js, Stripe, Snowflake, Webhooks.
Fintech payment orchestration hub
Built a PCI-compliant payment routing layer that connects to Stripe, Braintree, and Adyen. Achieved 99.9 percent uptime for transaction processing. Tech stack: Go, Kafka, Redis, Vault.
SaaS CRM to ERP integration
Integrated Salesforce with NetSuite for a B2B SaaS company. Eliminated 20 hours per week of manual data entry. Tech stack: REST APIs, Python, Celery, Postgres.
Real estate MLS data integration
Developed a data pipeline that ingests 20,000+ MLS listings daily into a custom property search engine. Reduced listing lag from 12 hours to 15 minutes. Tech stack: ASP.NET, SQL Server, IDX API, RabbitMQ.
Logistics tracking system integration
Connected a shipment tracking system with carrier APIs (UPS, FedEx, DHL). Lowered delivery discrepancy reports by 30 percent. Tech stack: Java, Kafka, Google Maps API, Elasticsearch.
Why teams hire us.
Fixed price, not hourly
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
Our team averages 12 years of experience per engineer. No junior developers work on your project. Every engineer ships production-grade code.
Compliance built in
We integrate HIPAA, PCI, and SOC 2 controls from day one. No costly retrofitting later. Over 40 compliant integrations delivered.
8-12 week delivery
We ship MVPs in 8-12 weeks. Final release by week 14 with all integrations live and tested. 98 percent of our projects finish on time.
You own the code
All source code is delivered to your repository. No licenses, no recurring fees, no vendor lock-in. You can run it anywhere.
Post-launch support included
We include 1 year of maintenance and monitoring. 24-hour response time for critical issues. Regular health checks ensure uptime targets.
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.