Build me a web based app to upload files and generate report using R/Python

I am looking for someone with expertise in R/Python to build a web based app where user will upload data on a webpage (a set of excel files) and should be able to generate a visualization report. The files will undergo transformation and upon clicking download, it should generate a report with static visualizations and descriptions.

Qualifications and Skills:
- R/Python
- Computer Science/ IT/ MCA
- B.Tech/ B.E (Final year students)