Build AI-powered mobile & web apps — fast, scalable, production-ready.
Northstack Studio builds React Native apps, AI SaaS, and backend systems for startups and growing teams.
What We Build
AI Mobile Apps (React Native)
Cross-platform mobile applications with AI capabilities, built with React Native for iOS and Android.
SaaS & MVPs
Rapid MVP development for SaaS products, from concept to production in weeks, not months.
Backend & API (Spring Boot, Supabase)
Scalable backend systems and RESTful APIs built with Spring Boot, PostgreSQL, and modern cloud infrastructure.
Automation & AI Agents
Custom AI agents and automation workflows to streamline business processes and enhance productivity.
Products / Apps
Notes App
LiveOffline-first note-taking app with instant sync
- Instant open (<100ms)
- Auto-save, no save button
- Works completely offline
- No login required
- Local storage
- iOS & Android
AI Core API
LiveAuthentication & backend services for mobile apps
How We Work
Discovery
Understand your goals, users, and technical requirements.
Design & Plan
Create architecture, wireframes, and development roadmap.
Build & Iterate
Agile development with weekly demos and feedback loops.
Launch & Scale
Deploy to production, monitor, and scale as you grow.
Why Northstack
Senior-level execution
Experienced developers who ship production-ready code, not prototypes.
Production mindset
Security, scalability, and maintainability built in from day one.
Cost-efficient, fast iteration
Get to market faster with lean processes and reusable components.
Tech Stack
Frontend
- ▸React Native
- ▸Next.js
- ▸TypeScript
- ▸Tailwind CSS
Backend
- ▸Spring Boot
- ▸PostgreSQL
- ▸Supabase
- ▸Java
AI/ML
- ▸OpenAI API
- ▸Custom AI Agents
- ▸LLM Integration
Infrastructure
- ▸Docker
- ▸CI/CD
- ▸AWS/Hetzner
- ▸Nginx
Ready to build something great?
Let's discuss your project and see how we can help.