Python App Development ServicesApp Development
We build Python apps for web, mobile, AI, and data. Fixed price, 12-week delivery, senior engineers only.
IRPR provides Python app development services for startups and enterprises. We use Python 3.12, Django, FastAPI, Flask, and Celery to build web apps, APIs, data pipelines, and AI backends. Every project is built by senior engineers with 10+ years of experience.
We ship production-ready Python apps in 8-12 weeks. Pricing starts at $80K and goes up to $250K depending on scope. Our apps meet compliance standards like HIPAA, PCI-DSS, SOC 2, and FERPA. We handle cloud deployment on AWS, GCP, or Azure.
We work with SaaS founders needing a Python MVP, healthcare companies building HIPAA-compliant data apps, fintech startups requiring PCI-DSS payment backends, and ecommerce brands scaling their Python-based platforms.
Types of software we ship.
Python Web App Development
Build production web apps with Django or FastAPI, PostgreSQL, and React or Vue frontends. Includes authentication, admin panels, and APIs.
Python API Development
Build RESTful or GraphQL APIs with FastAPI and Flask. Includes OAuth 2.0, rate limiting, and Swagger documentation.
Python Data Pipeline Development
Build ETL pipelines with Apache Airflow and Pandas. Process millions of records per day with Celery and Redis.
Python AI and ML App Development
Build AI apps with TensorFlow, PyTorch, and Hugging Face transformers. Includes model training, API deployment, and monitoring.
Python SaaS MVP Development
Build a SaaS MVP in Python with Stripe billing, user roles, and multi-tenant architecture. Ready for beta in 12 weeks.
Python Mobile App Backend Development
Build Python backends for iOS and Android apps using Django REST Framework. Includes push notifications and real-time WebSockets.
Python Ecommerce Backend Development
Build custom ecommerce backends with Django Oscar or Saleor. Integrates with Stripe, PayPal, and major shipping APIs.
Python Cloud and DevOps Automation
Build Python scripts for AWS Lambda, CI/CD pipelines, and infrastructure automation. Includes Terraform and GitHub Actions.
We build for every business type.
SaaS and tech startups
Healthcare and life sciences
Fintech and financial services
Ecommerce and retail
Enterprise and internal tools
Why Python for App Development Services
Python is the most versatile language for building modern apps, from web and mobile backends to AI and data pipelines.
IRPR uses Python 3.12 for every project. Python has over 200,000 libraries on PyPI, meaning we rarely build from scratch. We use Django for full-featured web apps, FastAPI for high-performance APIs, and Flask for lightweight services. Python runs on AWS Lambda, Google Cloud Run, and Azure Functions with zero cold starts when properly configured.
Our Python apps handle millions of requests per day. We built a data pipeline for a logistics company that processes 5 million events daily using Celery and Redis. Another client's Python API serves 50,000 concurrent users with 99.9% uptime. Python's async support in FastAPI and Django 5.0 makes high concurrency possible without complex infrastructure.
Our Approach vs Generic Python Development Shops
Most agencies bill hourly and over-engineer. IRPR delivers fixed-price Python apps with senior engineers only.
Generic Python development shops often assign junior developers to your project. They bill hourly, which means they profit from slow delivery. They use outdated frameworks like Python 2.7 or Django 1.11. Their code has no tests, no CI/CD, and no monitoring.
IRPR assigns senior engineers with 10+ years of Python experience. We use Python 3.12, Django 5.0, FastAPI 0.110, and modern async patterns. Every project includes automated tests, CI/CD with GitHub Actions, and Sentry error tracking. We deliver in 8-12 weeks on a fixed price.
- Junior or outsourced developers
- Hourly billing with no cap
- No automated tests
- No CI/CD pipeline
- No monitoring or error tracking
- Delayed delivery, often 6+ months
- Senior Python engineers only
- Fixed price from the start
- 100% test coverage for critical paths
- CI/CD on GitHub Actions
- Sentry error tracking and PagerDuty alerts
- 8-12 week delivery guaranteed
How We Build Your Python App in 4 Phases
Our process moves from idea to production in 12 weeks, with clear milestones and fixed pricing at each phase.
We start with a 2-week Roadmap phase where we define the architecture, tech stack, and user stories. You get a fixed price quote and a Gantt chart with weekly milestones. No surprises.
Then we build the app in 8-10 weeks. We use Django for web apps, FastAPI for APIs, and Celery for background tasks. Every week you see a live demo. We deploy to AWS with Docker and Terraform.
What Ships With Every Python App
Every project includes production-ready infrastructure, not just code. You own everything from day one.
When we deliver your Python app, you get more than source code. You get a fully configured cloud environment, automated deployment pipelines, and monitoring tools. Our standard delivery includes everything needed to run in production without your team doing additional setup.
We document every API endpoint with Swagger or ReDoc. We provide a runbook for operations and a developer onboarding guide. Your team can start contributing on day one.
- Full source code in your private GitHub repo
- CI/CD pipeline with GitHub Actions and Docker
- Django or FastAPI application with Python 3.12
- PostgreSQL or MongoDB database with migrations
- REST or GraphQL API with Swagger documentation
- Sentry error tracking and performance monitoring
- AWS or GCP infrastructure as code (Terraform)
- Automated unit and integration tests (pytest)
- Admin dashboard (Django Admin or custom React)
- Deployment runbook and developer onboarding guide
What we ship in this practice.
SaaS MVP for a B2B analytics platform
Built a Django-based SaaS MVP with Stripe billing, multi-tenant architecture, and real-time dashboards using WebSockets. Reduced time to beta from 6 months to 12 weeks. Tech stack: Django 5.0, PostgreSQL, Redis, Celery, Stripe.
HIPAA-compliant data pipeline for a telehealth startup
Built a Python data pipeline using FastAPI and Apache Airflow that processes 2 million patient records per day. Achieved HIPAA compliance with encryption at rest and in transit. Tech stack: FastAPI, Airflow, PostgreSQL, AWS KMS.
Payment processing API for a fintech company
Built a PCI-DSS compliant payment API using FastAPI and Stripe Connect. Handles 10,000 transactions per minute with 99.99% uptime. Tech stack: FastAPI, Stripe, Redis, AWS ECS, Terraform.
Ecommerce backend for a D2C fashion brand
Built a custom ecommerce backend with Django Oscar and integrated with Shopify and ShipStation. Reduced order processing time by 60%. Tech stack: Django Oscar, PostgreSQL, Redis, Celery, Stripe.
Real-time inventory system for a logistics company
Built a Python-based inventory tracking system using FastAPI and WebSockets. Processes 5 million events per day with real-time updates across 50 warehouses. Tech stack: FastAPI, Redis, PostgreSQL, AWS Lambda.
AI-powered content recommendation engine for a media platform
Built a recommendation engine using Python, TensorFlow, and Hugging Face. Increased user engagement by 35% and reduced churn by 20%. Tech stack: FastAPI, TensorFlow, Hugging Face, PostgreSQL, Redis.
Why teams hire us.
Senior engineers only, no juniors
Every IRPR engineer has 10+ years of Python experience. We do not outsource or hire junior developers. Your project gets a lead engineer with a track record of shipping production apps.
Fixed price from the start
You get a fixed price quote after the 2-week Roadmap phase. No hourly billing, no surprise invoices, no scope creep. If we add features, we quote them separately. You always know the cost.
12-week delivery guarantee
We ship most MVPs in 8-12 weeks. Our process is optimized for speed without sacrificing quality. We use Django and FastAPI because they let us build fast without reinventing the wheel.
Production-ready from day one
Every app ships with CI/CD, automated tests, monitoring, and infrastructure as code. You can deploy to production on day one. We use Sentry, PagerDuty, and CloudWatch for 24/7 monitoring.
Full code ownership
You own all source code, documentation, and infrastructure configurations. There are no licensing fees or vendor lock-in. You can take the code to any team after the project ends.
Compliance built in
We build apps that meet HIPAA, PCI-DSS, SOC 2, and FERPA standards. We use encryption, access controls, and audit logging by default. No costly retrofits after launch.
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.