The Best Custom Application Development AgencyDevelopment Agency
We build custom apps that ship in 8-12 weeks. 200+ products deployed, senior engineers only.
IRPR builds custom web and mobile applications using modern tech stacks like React, Next.js, Node.js, Python, and AWS. We focus on delivering production-ready apps that perform at scale.
Our fixed-price model delivers MVPs in 8-12 weeks, typically ranging from $80K to $250K. We handle compliance for healthcare, fintech, and ecommerce.
Who hires us: Founders needing a SaaS MVP, healthcare companies requiring HIPAA-compliant apps, fintech firms needing PCI-DSS certified platforms, and enterprises wanting to modernize legacy systems.
Types of software we ship.
Web Application Development
Build complex web apps with React, Next.js, and Node.js. Includes 3rd-party API integrations and real-time updates.
Mobile App Development
Native iOS and Android apps using React Native or Flutter. Supports push notifications and offline mode.
SaaS Product Development
Multi-tenant SaaS with subscription billing via Stripe. 12-week MVP, cloud-native on AWS.
Enterprise Application Development
Large-scale apps with role-based access, audit logs, and integrations with SAP and Salesforce.
Custom CRM Development
Tailored CRM with contact management, pipeline tracking, and automated workflows. Integrates with HubSpot.
E-commerce Platform Development
Headless Shopify or custom e-commerce with PCI-DSS compliance. Checkout, inventory, payment gateways.
Data Analytics Applications
Dashboards with real-time data using Apache Kafka and Spark. Interactive visualizations with D3.js.
AI-Powered Chatbots
Custom chatbots with natural language processing using OpenAI API. Integrate with Slack and WhatsApp.
We build for every business type.
Healthcare
Fintech
E-commerce
SaaS
Logistics
Why the best custom application development agency delivers faster
Our process is built for speed without sacrificing quality.
IRPR has shipped over 200 custom applications across 50 countries. Our team of senior engineers averages 7+ years of experience each.
We use a structured 4-phase approach: Idea, Roadmap, Product, Release. This eliminates delays and ensures 98% on-time delivery.
Custom development shop vs IRPR
Most agencies promise quality but deliver delays. We fix that.
Generic dev shops often start with unclear requirements and bill hourly. Scope creep and junior developers lead to missed deadlines.
IRPR uses a fixed-price Roadmap phase to lock scope, assigns senior engineers, and delivers in 8-12 weeks with full code ownership.
- Unclear requirements
- Hourly billing
- Scope creep is common
- No fixed timeline
- Junior devs assigned
- No post-launch support
- Roadmap phase nails scope
- Fixed price from week 2
- Change requests in sprint
- 8-12 week delivery
- Senior engineers only
- Ongoing maintenance included
How we build your custom application in 4 phases
From idea to production, our process is transparent.
Each project follows a proven path: validate your concept, define the scope with a fixed price, build with weekly demos, then deploy with CI/CD.
What you get with every custom application build
Every project ships with these deliverables.
No black boxes. You receive everything needed to run and extend your application independently.
- Source code in your repo
- CI/CD pipeline on GitHub Actions
- Sentry error tracking
- 100% unit test coverage
- API documentation (Swagger)
- User manual
- One-year cloud hosting support
- Dedicated project manager
What we ship in this practice.
Telemedicine platform for a healthcare network
Built a HIPAA-compliant video visit app that reduced patient wait time by 40%. Tech stack: React, Twilio Video, AWS, PostgreSQL.
Payment processing app for a fintech startup
Created a PCI-DSS Level 1 compliant payment gateway handling 10,000 transactions/day. Tech stack: Node.js, Stripe, Docker, Azure.
B2B SaaS platform for a logistics company
Delivered a multi-tenant fleet management system with real-time tracking, increasing operational efficiency by 30%. Tech stack: Next.js, GraphQL, MongoDB, Google Cloud.
Headless e-commerce for a D2C brand
Built a fast, scalable storefront with custom product configurator, boosting conversion rate by 25%. Tech stack: Gatsby, Shopify, Algolia, Vercel.
CRM for a real estate brokerage
Developed a custom CRM managing 50,000 leads with automated follow-ups, increasing agent productivity by 20%. Tech stack: React, Node.js, PostgreSQL, AWS.
Learning management system for an edtech firm
Created a FERPA-compliant LMS with 10,000 concurrent users, reducing churn by 15%. Tech stack: Vue.js, Django, Redis, Azure.
Why teams hire us.
Fixed price from the start
Every project gets a fixed quote in the Roadmap phase (week 2). No hourly billing, no surprise invoices. You know the cost before development begins.
Senior engineers only
We don't offshore or use junior devs. Every developer has 7+ years experience. Average tenure at IRPR is 4 years.
8-12 week MVPs
We ship production-ready apps in 8-12 weeks. Our record is 6 weeks for a HIPAA-compliant mobile app.
Full code ownership
You own every line of code. We put it in your repository upon launch. No licensing fees or vendor lock-in.
Proven compliance track record
We've built apps for healthcare (HIPAA), fintech (PCI-DSS), and SaaS (SOC 2). All projects pass third-party audits.
Ongoing support and maintenance
After launch, we provide 1-year hosting support and 24/7 monitoring. Our average uptime across all deployments is 99.9%.
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.