Senior Custom Backend Development DevelopersBackend Development
We build your backend with senior engineers who have shipped 200+ products. Get a custom, scalable backend in 8-12 weeks with fixed pricing.
IRPR connects you with senior custom backend development developers who use Node.js, Go, Python, PostgreSQL, Redis, and Kafka to build production-ready backend systems. We deliver APIs, microservices, data pipelines, and cloud infrastructure that scale without rewrites.
Every backend project ships with a fixed price from the Roadmap phase (week 2). Timeline averages 8-12 weeks for MVPs, with budgets from $80K to $250K depending on complexity. Compliance with HIPAA, SOC 2, and PCI-DSS is built in from day one.
Our senior developers are hired by CTOs at SaaS startups needing a scalable backend, VPs of Engineering at fintechs building a custom transaction engine, Directors of Technology at healthcare companies requiring HIPAA-compliant APIs, and Product Owners at ecommerce brands upgrading from Shopify to a custom backend.
Types of software we ship.
RESTful API Gateway
Centralized API layer with authentication, rate limiting, and logging. Built with Node.js, Express, and Redis cache.
Microservices Platform
Decoupled services communicating via Kafka and gRPC. Each service independently deployable and scalable.
Data Processing Pipeline
Batch and real-time data ingestion, transformation, and storage using Python, Apache Airflow, and Snowflake.
Real-time Analytics Backend
Streaming analytics with WebSockets and ClickHouse. Supports dashboards with sub-second query times.
Custom CMS Backend
Headless CMS with GraphQL API, content versioning, and role-based access. Built with Strapi and PostgreSQL.
E-commerce Backend
Order management, inventory sync, payment gateway integration (Stripe, Braintree). PCI-DSS compliant.
Healthcare Backend (HIPAA)
Patient data APIs, FHIR-compliant data exchange, audit logging, and BAAs in place. Built on AWS HIPAA-eligible services.
Fintech Backend (PCI-DSS)
Transaction processing, tokenization, fraud detection, and compliance with PCI Level 1. Uses Kafka and Go for high throughput.
We build for every business type.
SaaS Companies
Fintech
Healthcare
eCommerce
Enterprise
Why senior custom backend development developers matter
A junior developer can cost you months of rewrites. Senior backend developers design for scale, security, and maintainability from the first line of code.
IRPR's senior custom backend development developers have an average of 8 years of experience. They have built backends for fintechs processing $1B+ in transactions and healthcare systems handling 500K patient records. Every developer knows their stack inside out.
We do not staff juniors or offshore teams. Every developer on your project is a senior engineer who has shipped at least 10 production-grade backends. This experience directly translates to faster delivery and fewer bugs in production.
Generic dev shop vs IRPR senior backend developers
Most dev shops mix junior and senior talent and charge by the hour. IRPR gives you a dedicated team of seniors with a fixed price and clear timeline.
When you hire a generic dev shop, you often pay for learning time. Juniors need hours of code review, and the architecture may not scale. With IRPR, every developer is already a senior. You get production-ready code from sprint one.
We use a three-phase process (Idea, Roadmap, Product) to lock the scope and price before development starts. No hourly billing, no scope creep surprises.
- Mixed team of juniors and seniors
- Hourly billing with no price cap
- Scope creep common after first sprint
- No dedicated architect oversight
- Delays due to mentoring and rework
- Code often needs rewriting for scale
- 100% senior engineers only
- Fixed price from Roadmap phase
- Scope locked before development begins
- Architecture review by CTO
- 8-12 week delivery with 98% on-time rate
- Scale-ready from day one
How we build your backend in 8-12 weeks
Our process is designed for speed without cutting corners. Every phase produces a concrete output that de-risks the next.
We start with a 1-2 week Discovery phase where we map your requirements, define the tech stack, and sketch the architecture. You get a detailed system design doc and a fixed price quote.
The Roadmap phase produces a feature-level plan with wireframes and data models. Development then runs in 2-week sprints with a demo at the end of each sprint. You see working code from week 4.
What ships with every backend project
You don't just get code. You get a complete production system with all the tooling your team needs to operate it.
- Full source code in your private GitHub repository
- CI/CD pipeline with GitHub Actions or GitLab CI
- API documentation with Swagger/OpenAPI
- Automated tests (unit, integration, end-to-end)
- Sentry error tracking and performance monitoring
- Cloud infrastructure as code (Terraform or Pulumi)
- Docker containers for all services
- Deployment and operations runbook
- One year of bug fixes and security patches
- Post-launch support plan
What we ship in this practice.
HIPAA-compliant patient data API
Built a RESTful API for a telemedicine startup to manage patient records, appointments, and prescriptions. Used Go, PostgreSQL, and custom FHIR mappings. Reduced API response time by 60% and passed HIPAA audit with no findings.
Real-time fraud detection backend
Developed a Kafka-based stream processing pipeline for a fintech that flags fraudulent transactions in under 100ms. Tech stack: Go, Kafka, Redis, and Python for ML models. Processes 10,000 transactions per second.
Multi-tenant SaaS backend
Architected a multi-tenant backend for a B2B SaaS platform handling 500+ customers. Used Node.js, PostgreSQL with row-level security, and Redis for rate limiting. Enabled self-service onboarding and reduced provisioning time from days to minutes.
E-commerce order management backend
Custom backend for a direct-to-consumer brand replacing Shopify. Built with Python, FastAPI, PostgreSQL, and Stripe integration. Handles 50,000 orders per minute during peak sales events with 99.99% uptime.
Real estate MLS data backend
Designed a backend to aggregate and normalize MLS listings from 5 different providers. Used Node.js, MongoDB, and Elasticsearch for full-text search. Cut data sync latency from 2 hours to under 5 minutes.
EdTech assessment backend
Built a backend for a learning platform to deliver adaptive assessments. Used Python, Django, PostgreSQL, and Redis for caching. Supports 10,000 concurrent users and provides instant score generation.
Why teams hire us.
100% senior developers, no juniors
Every developer on your project has at least 5 years of production backend experience. We do not staff juniors or offshore teams. This guarantee is written into the contract.
Fixed price from the roadmap
You get a fixed price quote after the 2-week Roadmap phase. No hourly billing, no surprise invoices. If the scope stays the same, the price stays the same.
8-12 week delivery guaranteed
Our average MVP delivery time is 12 weeks. We have a 98% on-time delivery rate across all projects. If we are late, we compensate with free support.
Full code ownership
You own 100% of the code, design, and IP. No licensing fees, no lock-in. We transfer everything to your GitHub account upon completion.
Compliance-ready architecture
We build HIPAA, SOC 2, and PCI-DSS compliant backends by default. We encrypt data in transit and at rest, log all access, and set up BAAs where needed.
Dedicated project manager and weekly updates
You get a dedicated PM who speaks your language. Weekly video demos show working code. Slack channel for daily questions. No black box.
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.