refine repair replace if needed elements of working Trading Bot code and GUI Enhancement

I'm seeking a skilled developer to refine and enhance the GUI of my automated trading bot. The core functionality is in place, with OAuth integration and a token service for trade access.

Requirements:
- Optimize performance for smoother operation.
- Add 2-3 features:
- Enhanced data visualization (specific tools/libraries can be discussed)
- User notifications
- Additional trading indicators

Ideal Skills:
- Experience with trading bots and financial APIs.
- Strong background in GUI development.
- Proficiency in data visualization tools (e.g., Chart.js, D3.js, Highcharts).
- Familiarity with OAuth and token management.

Please provide examples of similar work done.
Project Title: Refining Code, GUI, and API Integration
Project Description: The goal is to enhance the robustness of the algorithm by tying together the endpoints, GUI, and API. This involves refining the code to correct syntax errors and improve overall performance. A polished code is required, making the integration seamless. The expected turnaround is 2 to 3 days.
Budget: $400, with a potential $100 bonus for efficient work.
i will upload code and gui html file with jpeg once i decide who i will contract with