Category Archives: Communication systems and client-server applications

Communication systems and client-server applications development experience and expertise.

What is Bluetooth Low Energy (BLE)?

Bluetooth Low Energy (or Bluetooth LE, Bluetooth Smart, or Bluetooth 4.0+) is the power- and application-friendly version of Bluetooth that was built for the Internet of Things (IoT) devices. You might wonder: How it is possible that a BLE device could work for years on one coin cell battery? What is difference between BLE and… Read More »

Real-Time Management of Millions of devices with Redis caching

For one of our projects we needed to receive, store and display to a UI a large amount of data in realtime. This data is generated by devices located around the world and represented network activity, device location and some other information. Performance was a key key metric for the project. End user should be able to track any device in as close to real time as possible,