Get paginated list of published job posts for a career page by client slug.

• client_slug: Domain slug of the career page
• search: Search term for job post name and description
• ordering: Field to order by (with optional - prefix for desc)
• position_name__icontains: Filter by position name (case-insensitive)
• created_at__gte: Filter by creation date (greater than or equal, dd-MM-yyyy)
• created_at__lte: Filter by creation date (less than or equal, dd-MM-yyyy)
• country__icontains: Filter by country (case-insensitive)
• city__icontains: Filter by city (case-insensitive)
• organization__in: Filter by organization names (comma-separated)