We need a developer experienced in database analysis and data migration to help extract and restructure data from an existing question bank dataset. Our platform already has a defined hierarchical database structure used to organize questions and educational content. Supported hierarchy structure: Level 1: Subject Level 2: System Level 3: Category Level 4: Topic (optional) The system supports flexible depth. A dataset may contain: • Subject only • Subject → System • Subject → System → Category • Subject → System → Category → Topic Scope of Work The developer will: 1. Analyze the provided question bank dataset. 2. Extract question content and associated metadata. 3. Map the extracted content into our existing hierarchical schema. 4. Ensure the following elements are preserved: • Question IDs • Answer options • Correct answers • Explanations • Tables • Images/media references 5. Export the processed data into a format compatible with our platform (JSON or SQL). Requirements Please include in your proposal: • Experience with database analysis or data extraction • Experience with data transformation / migration • Familiarity with structured formats such as JSON / SQL • The tools or approach you would use for mapping the dataset to our schema