We are looking for a consultant who can help us to create triangulation algorithm. This algorithm is read the signal from many ble beacons and also mobile phone parameters like movement of mobile phone , acceleration, altitude etc and provide a right location of person carrying mobile phone. We are looking for professional who can do this algorithm for us. We will use this algorithm in our application to detect the right location and plot it on the map. We can pay only after the checking the result of the accuracy.