Fix Pine Script Indicator Errors

I need help correcting logic errors in a Pine Script trading indicator. The previous developer delivered an indicator with issues, and I'm looking for someone to fix it.

Requirements:
- Correct logic errors leading to incorrect buy/sell signals
- Fix misleading visualizations

Ideal Skills and Experience:
- Expertise in Pine Script
- Experience with TradingView indicators
- Strong problem-solving skills
- Ability to deliver accurate and reliable trading signals

Please provide your approach and estimated timeline for these fixes.