Python with plotly dash expert.

Job ID: 37736744

Budget: £250 – £750 GBP

Looking for a seasoned python developer with Plotly Dash expertise to build an app with following features.
I’ve breakdown the requirements into 3 Milestones. Payment will be done for each milestone completion.

Milestone 1: Core Infrastructure, Basic Dashboard, and Authentication

Objectives:
- Set up the foundational architecture of the application.
- Develop basic dashboard functionalities with predefined tabs.
- Implement a secure user authentication system.

Tasks:
1. Project Setup and Architecture:
- Initialize the project repository and establish the development environments.
- Design the overall architecture of the application.

2. Authentication System:
- Develop a secure authentication system with login, registration, and user management functionalities.

3. Basic Dashboard Framework:
- Implement a sidebar or menu for navigating predefined dashboard options.
- Develop a basic layout where each dashboard displays 4-5 charts, a table, and KPI headlines.

4. Initial Data Visualization Components:
- Integrate basic interactive charts and data visualization elements.

5. Basic User Preferences:
- Allow users to set and save simple layout and visualization preferences.

6. Initial Testing:
- Conduct testing to ensure basic functionality and security.

Deliverables:
- Application with basic dashboard functionality and secure authentication.


Milestone 2: Advanced Dashboard Features and Subscription Management

Objectives:
- Enhance dashboard functionalities with drag-and-drop features and customization options.
- Implement subscription management for different user tiers.

#### Tasks:
1. Drag and Drop Functionality:
- Develop the ability for users to adjust and modify the dashboard layout.
- Implement a toolbox for adding and customizing dashboard elements.

2. Enhanced Interactive Charts:
- Integrate advanced interactive features for charts, such as drill-down, filtering, and zooming.

3. Dynamic Data Refresh and Update:
- Implement options for automatic or manual data refresh.
- Enable dynamic updating of charts based on user interaction or data changes.

4. Advanced Customization and User Preferences:
- Expand customization options for charts (colors, types, data sources).
- Develop a system for saving and loading advanced user preferences and custom layouts.

5. Subscription Management System:
- Create and integrate a subscription management system with payment processing.

6. Testing and Optimization:
- Conduct performance and feature testing.
- Optimize the dashboard for efficiency with large datasets.

#### Deliverables:
- Advanced dashboard with customization, dynamic data updates, and subscription management.


### Milestone 3: Export/Sharing Features, Help Tools, Finalization, and Deployment

#### Objectives:
- Integrate export and sharing functionalities.
- Develop tool tips and help features for user assistance.
- Finalize the application and prepare for deployment.

#### Tasks:
1. Export and Share Functionality:
- Implement features to export dashboards/charts as PDF or images.
- Develop options for users to share dashboards through social media or email.

2. Tool Tips and Help Section:
- Create interactive tooltips and a comprehensive help section for user guidance.

3. Error Handling and Notifications:
- Develop user-friendly error messages and notification systems for updates or data changes.

4. Comprehensive Testing and Bug Fixing:
- Conduct exhaustive testing across all features.
- Identify and fix any bugs or issues.

5. Documentation and Training:
- Complete all technical and user documentation.
- Prepare training materials or guides for end-users.

6. Deployment and Launch:
- Deploy the application to a production environment.
- Conduct final checks and officially launch the application.


Deliverables:
- Fully functional web application with export, sharing, tooltips, and help features.
- Comprehensive documentation and successful deployment.