Services · SaaS Product Development
SaaS Development Company — From Idea to Launch
We don't just build SaaS for clients — we run our own live products, Rhovyn and Aitern. That means we understand the full picture: onboarding, billing, permissions, reliability and the day-to-day reality of operating software people pay for.
What we build
MVPs
A focused first version to validate demand and win your first paying customers.
Multi-tenant platforms
Team accounts, roles and permissions with each customer's data kept separate.
Subscriptions & billing
Plans, trials, invoices and payment flows integrated with providers like Stripe.
Admin & analytics
Internal dashboards to manage customers, usage and revenue.
Scaling existing products
Improving performance, architecture and features for a SaaS that's growing.
Typical tech stack
We pick tools to fit your project, not the other way round. These are the technologies we use most often.
Application
- React
- TypeScript
- TanStack Start
- Node.js
Data & auth
- PostgreSQL
- Row-level security
- SSO / OAuth
Billing
- Stripe
- Paddle
- Regional payment gateways
Operations
- Edge hosting
- Background jobs
- Monitoring
- Transactional email
Our process
Discovery
We clarify the problem, ideal customer, pricing model and the must-have features for launch.
Design
We design onboarding, core workflows and the account/billing experience.
Build
We build the product in iterations with production-grade architecture from day one.
Launch
We launch, set up monitoring and help you onboard the first customers.
Support
We keep shipping features, improving reliability and scaling as you grow.
Frequently asked questions
What is a SaaS product?+
Software as a Service: software customers use online, usually on a subscription, without installing anything. See our plain-English guide on the blog.
Have you built SaaS before?+
Yes. We build and operate our own SaaS products, Rhovyn and Aitern, which are live today.
Can you add subscriptions and payments?+
Yes. We integrate plans, free trials, invoices and payment providers into your product.
Can you take over an existing SaaS codebase?+
Yes. We start with a code and architecture review, then agree a plan for improvements and new features.
Do you help after launch?+
Yes. We offer ongoing development and support so the product keeps improving.
Helpful reading
What Is SaaS? A Plain-English Guide for Business Owners
What SaaS (Software as a Service) means, how it works, how it makes money, and what to consider if you're thinking about building your own SaaS product.
Website vs Web App: Which One Does Your Business Actually Need?
The practical difference between a website and a web app, with real examples, so you can choose the right build for your business and budget.