PowerBI Dashboard Development for Call Center

I am in need of a PowerBI expert who can create a live dashboard for my call center. This dashboard should be designed to track a variety of key metrics, with particular emphasis on call volume and average handle time.

The data is from another system, you need to advise how you want to retrieve the data
The data visualization will need to be live and refresh every 5 second
The dashboard design we already have sample and need you to build base on the design

Key Metrics to Track:
- Total Active Agents
- Average Handling Time
- First Call Resolution
- Answered Call - Further Breakdown
- Unanswered Call - Further Breakdown
- Agent Performance - Further Breakdown
- Abandonment Rate
- Average Waiting Time
- Occupancy Rate

The ideal freelancer for this job should be proficient in PowerBI and have prior experience in designing dashboards for call centers. The dashboard should primarily utilize all kind of chart and colour number as we have target and if didn't achieve they will have 3 different colour for visualizations.
Please bid only if you are confident in your ability to deliver a high-quality, user-friendly dashboard.