Hi ,
We have 6 Years Experience in the Development , we have very passionate team who is working on python development , our mission is to provide the best work quality without focusing on the money.
We have completed several visualization projects and got the satisfactory response from the customer, you can view our review in my company profile.
https://www.freelancer.in/u/NuraIndiaInfo.html
for visualization of data we use PyqtGraph.
We will be glad to working with you :)