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+---
+id: task-1704067200-abc124-subtask-2
+title: Backend API Development
+description: Implement core backend services, API endpoints, authentication middleware, and data validation layers
+assignee: ceo
+owner_id: ceo
+owner_name: ceo
+status: todo
+priority: high
+parent_task_id: task-1704067200-abc124
+estimated_hours: 24
+created_at: 2025-07-28T21:16:49+04:00
+updated_at: 2025-07-28T21:16:49+04:00
+completed_at: null
+archived_at: null
+dependencies:
+  - task-1704067200-abc124-subtask-1
+---
+
+# Task Description
+
+Implement core backend services, API endpoints, authentication middleware, and data validation layers
+
+## Estimated Effort
+
+**Estimated Hours:** 24
+
+## Dependencies
+
+This task depends on the completion of:
+
+- task-1704067200-abc124-subtask-1
+
+## Notes
+
+This subtask was generated from parent task: task-1704067200-abc124
+Generated by Staff AI Agent System
+