Case Studies

What we've delivered.

Real projects, real challenges, real results. See how we approach complex engineering problems.

Pharmacy Operations Modernization

A bridge to web and AI on top of a legacy desktop ERP — AI-assisted procurement, automated compliance and real-time access, with zero changes to the legacy system.

Java 21Spring Boot 4React 19Claude AI

Logistics

End-to-End Fleet Operations Platform

Real-time tracking of 20,000+ vehicles, geozones, travel and transport orders, fuel, reporting and multi-firm administration — all on one platform.

Real-timeMulti-vendor GPSGeofencingMulti-firm

Online Design & Print Platform

E-Commerce

Online Design & Print Platform

A Canva-like editor with real-time 3D preview and automated print-ready file generation.

JavaReact.jsThree.js

Own Product

Rori — Quick Commerce Platform

Building a complete delivery ecosystem from the ground up with three user journeys.

Native iOSNative AndroidNode.jsPostgreSQL

Client Platform

AutoKonekt — Auto Service Network

A marketplace platform connecting car owners with auto services — geo search, online booking, and vehicle service history.

Java 17 / Spring BootReactPostgreSQL + PostGISElectricSQL

Start with the hard part

Bring us the operation everyone says is too complex.

You do not need a polished brief. Show us the process, constraints, and risk. We will help define the system worth building.

Talk to the engineering team office@4bees.io Serbia · Europe · Worldwide delivery

01Your operational problem

02Senior product + engineering team

03Production system