Professional Custom Application Development AgencyCustom Application
We build your idea into production-ready software in 8-12 weeks. Fixed price, senior engineers only, no hourly billing.
IRPR is a professional custom application development agency. We build web apps, mobile apps, AI chatbots, and SaaS MVPs using React, Next.js, Node.js, Python, and PostgreSQL. Every project is staffed with senior engineers who have shipped 10+ products each.
We deliver a working product in 8-12 weeks. Fixed pricing starts at $80K and goes to $250K depending on scope. Our compliance stack covers HIPAA, PCI-DSS, SOC 2, FERPA, and ISO 9001. You own all code and IP from day one.
Founders hire us when they need a production-grade MVP before raising seed funding. Enterprise teams hire us to build internal tools that replace legacy systems. Agencies hire us as their engineering arm when they lack senior devs. We work async-first with daily overlap in US time zones.
Types of software we ship.
Custom Web Application
Full-stack web app built with Next.js, PostgreSQL, and Redis. Includes admin panel, user auth, and API endpoints.
Mobile App Development
Native iOS and Android apps using React Native or Flutter. Push notifications, offline mode, and app store deployment.
SaaS MVP Development
Multi-tenant SaaS platform with Stripe billing, user roles, and usage analytics. Deployed on AWS or GCP.
AI Chatbot Development
Conversational AI using GPT-4, LangChain, and Pinecone. Handles customer support, lead qualification, and FAQ automation.
Enterprise Application
Scalable internal tool with SSO (Okta/Azure AD), audit logs, RBAC, and data encryption at rest. Integrates with Salesforce, HubSpot.
Ecommerce Platform
Headless commerce built on Shopify or custom API. Features product catalog, cart, checkout, and payment gateway (Stripe, Braintree).
Data Analytics Dashboard
Real-time dashboard with Metabase or custom charting. Connects to Redshift, BigQuery, or Snowflake. Includes export to CSV/PDF.
Cloud Migration & DevOps
Infrastructure as Code with Terraform, CI/CD on GitHub Actions, Docker containers, and monitoring with Datadog or Sentry.
We build for every business type.
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Why hire a professional custom application development agency
Most dev shops fail because they understaff, overpromise, or use junior developers. IRPR does the opposite.
We assign 3-5 senior engineers per project. No junior developers. Every engineer has shipped at least 10 products. We use a fixed-price model so you know the cost before the first line of code is written. The Roadmap phase (week 2) gives you a detailed spec and a locked price.
Our clients come from 50+ countries. We have built 200+ products across healthcare, fintech, ecommerce, SaaS, and real estate. Compliance is built in from day one, not bolted on later. HIPAA, PCI-DSS, SOC 2, FERPA, ISO 9001 — we handle the audit paperwork.
Generic dev shop vs IRPR
Not all agencies deliver the same quality. Here is the difference.
Generic dev shops often use a mix of junior and senior developers. They bill by the hour, which means you pay for their learning curve. Scope creep is common because the spec is vague. Code quality suffers because no one owns the architecture. Deployment is manual and fragile.
IRPR assigns only senior engineers with 10+ years of experience. We give you a fixed price after the Roadmap phase. The spec is detailed and locked. Code is reviewed by a second senior engineer. Deployment is automated with CI/CD on GitHub Actions. We monitor production with Sentry and Datadog.
- Junior developers on your project
- Hourly billing with no cap
- Vague scope that changes weekly
- No code review process
- Manual deployment to a single server
- No monitoring or error tracking
- Senior engineers with 10+ years each
- Fixed price locked in week 2
- Detailed spec from Roadmap phase
- Mandatory peer code review
- CI/CD with GitHub Actions and Docker
- Sentry + Datadog monitoring 24/7
Our custom application development process
We follow a four-phase process from idea to release. Each phase has clear deliverables and a fixed timeline.
Phase 1 is the Idea phase where we define the product vision, target users, and core features. This takes 1 week. Phase 2 is the Roadmap phase where we write a detailed spec, design the architecture, and lock the price. This takes 1 week. Phase 3 is the Product phase where we build the application in 6-10 sprints. Each sprint ends with a demo. Phase 4 is the Release phase where we deploy to production, set up monitoring, and hand over the code.
You get a working product at the end of every sprint. No long waits for a beta. We ship to production in 8-12 weeks on average. Post-launch support is available at a fixed monthly rate.
What ships with every custom application
Every project includes these deliverables by default. No hidden extras.
You get the full source code in your own GitHub repository. The code is documented with README, API docs, and inline comments. We set up a CI/CD pipeline using GitHub Actions that runs tests and deploys automatically. Error tracking is configured with Sentry so you see every crash in real time. We also set up Datadog for performance monitoring and uptime alerts.
You get a production-ready database schema, seed data, and migration scripts. The application is containerized with Docker for easy deployment. We provide a one-page operations guide that tells your team how to deploy, scale, and debug. All credentials are stored in a password manager shared with you.
- Source code in your GitHub repo
- CI/CD pipeline on GitHub Actions
- Sentry error tracking configured
- Datadog performance monitoring
- Docker containers for every service
- Database schema with migrations
- Seed data for development
- Operations guide (1 page)
- Password manager shared access
- API documentation (OpenAPI/Swagger)
What we ship in this practice.
Telemedicine platform for a healthcare startup
Built a HIPAA-compliant video consultation app with Next.js, Twilio Video, and PostgreSQL. Reduced patient wait time by 40% and handled 500+ consultations per day. Deployed on AWS with encrypted data at rest and in transit.
Invoice factoring platform for a fintech company
Developed a web app that automates invoice verification, credit scoring, and payment disbursement using Python, React, and Stripe. Processed $2M in invoices in the first 3 months. PCI-DSS compliant with tokenized card data.
Multi-tenant CRM for a SaaS startup
Built a sales CRM with lead scoring, email integration (Gmail/Outlook), and custom pipelines using Next.js, PostgreSQL, and Redis. Onboarded 200 tenants in 6 weeks. SOC 2 Type II certified infrastructure.
Headless ecommerce store for a fashion brand
Created a headless Shopify storefront with React and GraphQL. Custom product configurator for made-to-order items. Reduced cart abandonment by 25% and increased average order value by 15%. Deployed on Vercel with edge caching.
MLS-integrated property search for a real estate agency
Developed a property search portal with real-time MLS data via RETS API. Features include map view, saved searches, and automated email alerts. Used by 50 agents to manage 10,000+ listings. Built with Next.js and Elasticsearch.
AI chatbot for customer support in a logistics company
Deployed a GPT-4 chatbot using LangChain and Pinecone for RAG. Handles 80% of support tickets without human intervention. Integrated with Zendesk for escalation. Reduced average response time from 4 hours to 30 seconds.
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 3-5 senior engineers per project. Each has 10+ years of experience and has shipped at least 10 products. No junior developers. No offshore teams with time zone friction.
8-12 week delivery
Average MVP ships in 12 weeks. We use 2-week sprints with demos. You see working software every 14 days. No long waits for a beta release.
Compliance built in
HIPAA, PCI-DSS, SOC 2, FERPA, ISO 9001 — we handle the audit paperwork. Compliance is part of the architecture, not an afterthought. We have passed 3 SOC 2 audits for clients.
Full code ownership
You own all source code, documentation, and IP from day one. No licensing fees, no vendor lock-in. We transfer everything to your GitHub account on day 1 of the Product phase.
Production monitoring included
Every project ships with Sentry error tracking and Datadog performance monitoring. We set up uptime alerts and a pager rotation. You know when something breaks before your 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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