Premium API Integration Development VendorIntegration Development
We connect your systems with secure, custom APIs in 12 weeks. Fixed pricing from $80K.
IRPR is a premium API integration development vendor for companies that need to connect SaaS platforms, legacy systems, and third-party services. We build REST, GraphQL, and gRPC APIs that handle millions of requests per day with sub-50ms latency.
Every project ships in 8-12 weeks with a fixed price between $80K and $250K. We handle compliance for HIPAA, PCI-DSS, and SOC 2, including full audit trails and data encryption in transit and at rest.
CTOs hire us when their internal team lacks API bandwidth. Product owners hire us to connect their app to Salesforce, Stripe, or HubSpot. Compliance officers hire us for secure healthcare or fintech integrations.
Types of software we ship.
SaaS API integration
Connect your app to 10+ third-party services like Salesforce, HubSpot, and Stripe with unified webhooks and OAuth 2.0 flows.
Enterprise system integration
Bridge SAP, Oracle, or legacy ERP systems with modern microservices using message queues like RabbitMQ and Kafka.
Payment gateway API
Build PCI-DSS compliant payment integrations with Stripe, Braintree, Adyen, or custom processor APIs for recurring billing.
Healthcare API (HIPAA)
Develop HL7 FHIR and custom APIs for EHR systems like Epic and Cerner with BAA agreements and audit logging.
Ecommerce API integration
Sync inventory, orders, and customer data between Shopify, Magento, BigCommerce, and your WMS or ERP in real time.
CRM integration API
Automate lead sync, contact updates, and deal stages between your app and Salesforce, HubSpot, Zoho, or Pipedrive.
Fintech API (PCI-DSS)
Build secure APIs for banking, lending, or payments with tokenization, encryption, and SOC 2 Type II compliance.
Custom middleware API
Create a central orchestration layer that routes data between 5+ internal and external systems with error handling and retry logic.
We build for every business type.
Healthcare
Fintech & Finance
Ecommerce & Retail
SaaS & Technology
Logistics & Manufacturing
Why You Need a Premium API Integration Development Vendor
A single broken integration can cost your business hours of manual work and lost revenue every week.
IRPR has shipped 200+ API integrations across 50+ countries. We use Node.js, Python, Go, and Java to build APIs that handle 10,000 requests per minute with 99.9% uptime. Every integration includes retry logic, circuit breakers, and detailed logging.
Our premium API integration development vendor service delivers a complete integration in 8-12 weeks. You get a fixed price upfront, full source code ownership, and a dedicated senior engineer who knows your stack inside out.
How We Differ from Generic API Development Shops
Most vendors hand you a vague estimate and disappear. IRPR gives you a fixed price, a timeline, and a senior engineer.
Generic shops often use junior developers who learn on your dime. They bill hourly and stretch timelines. They skip security audits and leave you with fragile integrations that break when a third-party API changes.
IRPR assigns a senior engineer with 10+ years of experience. We write integration tests, set up CI/CD pipelines, and document every endpoint. You get a fixed price in week 2 and a working integration in 12 weeks.
- Hourly billing with no cap
- Junior developers with little API experience
- No compliance documentation
- No error handling or retry logic
- 6+ month timelines
- No post-launch support
- Fixed price from $80K
- Senior engineers with 10+ years
- HIPAA, PCI, SOC 2 compliance built in
- Circuit breakers, retries, and logging
- 8-12 week delivery
- 30 days of post-launch support
Our 4-Step Process for Premium API Integration
We follow a repeatable process that eliminates surprises and delivers working integrations fast.
Every project starts with a 2-week discovery phase where we map your systems, define endpoints, and write a detailed spec. Then we build, test, and deploy in 6-10 weeks.
You get weekly demos, a shared Slack channel with your engineer, and a production-ready integration that passes all your security reviews.
What Ships with Every Premium API Integration
You own everything. No black boxes, no locked-in tools, no hidden fees.
Every integration we build comes with full source code, infrastructure-as-code templates, and detailed API documentation. You can deploy it anywhere and modify it anytime.
We also include monitoring dashboards, alerting rules, and a runbook for common failure scenarios. Your team can take over on day one.
- Source code in your private GitHub repo
- CI/CD pipeline with GitHub Actions or GitLab CI
- API documentation with Swagger/OpenAPI
- Postman collection with example requests
- Error tracking with Sentry
- Monitoring dashboard with Datadog or Grafana
- Load test results with k6
- Infrastructure as code with Terraform or Pulumi
- Security audit report (OWASP top 10)
- 30 days of post-launch support
What we ship in this practice.
Healthcare EHR Integration
Built a HIPAA-compliant FHIR API connecting a telehealth platform to Epic and Cerner. Reduced patient data sync time from 4 hours to 2 minutes. Tech stack: Node.js, PostgreSQL, AWS, HL7 FHIR.
Fintech Payment Gateway API
Developed a PCI-DSS compliant payment integration for a lending platform using Stripe and Plaid. Processed $50M in transactions in the first quarter with 99.99% uptime. Tech stack: Python, Django, Stripe API, Plaid API.
Ecommerce Multi-Channel Sync
Created a middleware API that syncs inventory and orders between Shopify, Amazon, and a custom ERP. Eliminated 20 hours of manual data entry per week. Tech stack: Node.js, RabbitMQ, PostgreSQL, Shopify API.
SaaS CRM Integration
Built a bidirectional sync between a B2B SaaS platform and Salesforce. Automated lead creation and deal updates, saving the sales team 8 hours per week. Tech stack: Go, gRPC, Salesforce REST API, Redis.
Logistics Carrier API
Integrated a shipping platform with UPS, FedEx, and DHL APIs for real-time tracking and label generation. Reduced shipping errors by 95%. Tech stack: Python, FastAPI, AWS Lambda, UPS API.
Real Estate MLS Integration
Connected a real estate CRM to 5 MLS databases via RESO Web API. Enabled instant property search updates for 10,000 agents. Tech stack: Node.js, MongoDB, RESO Web 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. You know the cost before we write a single line of code.
Senior engineers only
We assign a senior engineer with 10+ years of experience to every integration. No junior developers learning on your project. Our team has built APIs for companies in 50+ countries.
Compliance built in
We handle HIPAA, PCI-DSS, and SOC 2 compliance from day one. Every integration includes encryption, audit logs, and data masking. Your security team will approve.
8-12 week delivery
We ship a working integration in 8-12 weeks on average. Our process is optimized for speed without cutting corners. 98% of our projects deliver on time.
Full code ownership
You own all source code, documentation, and infrastructure templates. No vendor lock-in. No proprietary frameworks. You can deploy and maintain the integration yourself.
Post-launch support included
Every project includes 30 days of post-launch support. We help your team deploy, monitor, and troubleshoot. You get direct access to the engineer who built it.
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.