Plotly OFTW App Building Challenge

Hey everyone :waving_hand:

Excited to share my submission for the OFTW dashboard challenge!

:backhand_index_pointing_right: Live app: https://oftw-dashboard-nwk7wca5uq-ue.a.run.app/
:open_file_folder: GitHub repo: GitHub - Tanguy9862/oftw-dashboard

I wanted to create something that gives a clear and immediate sense of performance — without needing to dig around or switch pages. Everything is kept on a single view to help users instantly spot what’s on track, what’s slightly behind, or what’s off.

You can click any metric in the left panel and the charts on the right update accordingly (time series + breakdown). The app supports fiscal vs calendar year, quarter filtering, and dynamic year-over-year comparisons.

Behind the scenes, there’s quite a bit of preprocessing involved — targets are broken down by quarter (if needed) based on historical distributions, and noisy years are excluded to keep it reliable. Notebooks used for data prep are in the repo if you’re curious!

It’s fully responsive too — here’s a quick preview:

Would love to hear any thoughts or feedback — and thanks a lot to Plotly and OFTW for the opportunity :folded_hands:

Best regards,
Tanguy

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