NestJS + TypeScript
1 week ago

Job summary
We're looking for an experienced NestJS / backend developer to enhance our bulk import system for holiday data via Excel or CSV files. The goal is to build a robust, user-friendly file upload API that validates data thoroughly before saving it to the database.Responsibilities
- Implement a secure file import system with strong data validation
- Validate required columns and detect duplicate or incorrect headers
- Skip empty rows and return clear, rowlevel validation errors
- Maintain data integrity by restoring softdeleted holidays instead of creating duplicates
- Normalize country and state values to prevent inconsistencies and repeated records
- Provide downloadable Excel/CSV templates with correct formatting and example data
- Document all API endpoints using Swagger/li.Enforce rolebased access control across all endpoints
Job description
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