Spring GDS 25th Anniversary
A logistics company that ships to 190 countries built something to ship to itself.
Backend
What is a backend?
The backend is the server-side layer of an application, the part that runs on a server rather than in the user's browser or device. It stores and manages data, executes business logic, handles authentication, and answers requests from the frontend. If the frontend is the face of a product, the backend is its brain. Invisible to the user, responsible for everything that makes the thing actually work.
A typical backend has three pieces working together: a server, a database, and an application layer that processes requests and applies rules. When someone submits a form, searches for a product, or makes a purchase, the backend receives the request, queries the right data, runs the logic, and sends back a result. Backend development means choosing and configuring those servers and databases, writing the logic, designing the APIs that the frontend and other systems consume, and keeping the whole thing secure and fast under load.
Languages and frameworks vary. Node.js, Python with Django or FastAPI, Ruby on Rails, PHP with Laravel, Java with Spring. The right choice depends on the project, the team, and the scale the system has to reach. There is no universal best, only the best fit for the problem in front of you.
Backend at Dallonses
Backend work is where most of our digital product development happens. Data models, business logic, the APIs that everything else hangs off. We build server-side systems for web applications that have to stay reliable while traffic and feature scope keep growing, and we make architecture decisions early because they get expensive to undo.
Some clients arrive with a backend that worked fine at launch and now buckles under its own success. We dig into it together, figure out what is structural and what is just old, and rebuild the parts that hold the product back. The point is a backend the team can keep building on for years, not one that needs replacing the next time the company grows.
Need a backend that holds up as you scale? Let's build it right.
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