ROLE: Front-End Web Developer
WHEN: Since 2012 – present
TECH-STACK: Javascript, PHP, MySQL, Svelte, PowerBI

Develop Web Front-End for Sound Level Meter monitoring system (SLM). SLM System use iPads which calibrated to measure noise level around the exhibition. All measured data stored in local server at the exhibition and I created web frontend to display a data.

Features:
– Display realtime measurement with Heat Map
– Historian scatter plot for each device
– Day Overview surface plot
– interactively playback measurement data

Each noise level meter and Heat Map
Historian of each device
Day Overview surface plot

Update 2022:
Front-End has been re-write using Svelte. You can see on https://slm.bz.ax. Statistic Dashboard also created using Microsoft Power BI.

Dashboard has been re-write using Svelte.
Power BI Statistic Data Dashboard

Update 2024:
Authorization added to main Dashboard, each exhibitor can see their noise measured value using token scanned by QR Code.