What the backend actually does
Almost every app beyond a simple calculator needs a backend. It's where user accounts live, where data is stored and shared between devices, where business logic runs, and where your app connects to other services. The app on the phone is the front door; the backend is everything behind it.
We build that layer: a database that holds your data safely, an API the app talks to, authentication so users log in securely, and the server logic that ties it together.
- APIs the mobile app calls to read and write data
- A database structured for your data and how it's queried
- User accounts, login, and secure session handling
- Business logic that shouldn't live on the device
- File and media storage for uploads and content
- Integrations with third-party services and other systems
Build from scratch or use a backend platform
There's a real choice here. Backend-as-a-service platforms (like Firebase or Supabase) give you a database, auth, and APIs quickly and are a great fit for many apps. A custom backend gives you full control and is the right call when your logic, scale, or integrations outgrow what a platform offers.
We don't default to the heavy option. We look at what your app needs now and where it's headed, then recommend the approach that gets you moving without boxing you in later.
- Backend-as-a-service for speed when it fits your needs
- Custom backend when you need control, complex logic, or scale
- A recommendation based on your app, not a one-size answer
- An architecture that can grow without a full rewrite
- Honest tradeoffs on speed, cost, and flexibility up front
Built to stay up and stay secure
A backend that works in a demo but falls over under load, leaks data, or can't be debugged in production isn't done. The parts that make a backend trustworthy — security, monitoring, and the ability to grow — are exactly the parts that are easy to skip and painful to add later.
We build those in: proper authentication, encryption, error monitoring, and an architecture that scales. A free consultation is where we map your data and figure out the right backend for it.
- Authentication and authorization done properly
- Encryption of sensitive data in transit and at rest
- Monitoring and logging so problems are visible, not silent
- An architecture that handles growth in users and data
- Clean, documented APIs so future work stays easy
More on app development
Frequently asked questions
Does my app even need a backend?
If your app needs user accounts, stores data that syncs across devices, shares data between users, or connects to other services, then yes. Only very simple apps that keep everything on the device can skip it. We'll tell you honestly which category yours falls into rather than selling you infrastructure you don't need.
Should I use Firebase or a custom backend?
It depends. Platforms like Firebase or Supabase get you a database, authentication, and APIs fast and suit many apps well. A custom backend makes sense when your logic, scale, or integrations grow beyond what a platform handles cleanly. We recommend based on your actual needs and where you're headed, not a fixed preference.
Can you build a backend for an app that already exists?
Yes. Whether you have a frontend that needs a proper backend, or an existing backend that needs to scale, be secured, or be fixed, we can work with what's there. We start by reviewing the current setup so we understand it before proposing changes.