Connect magento and salesforce

I need integrate the magento Sales and Customers with our Salesforce platform and Dynamics CRM Online. ## Deliverables The task are: 1. Customers: 1.1. When I create a Customer in Magento, this customer must be created as Account with Contact in Salesforce and Dynamics CRM Online. 1.2. When I created customer in Salesforce, the customer must be registered in Magento and Dynamics CRM Online. 1.3. When I created a Customer in MS Dynamics CRM Online, its must created in Salesforce and Magento. 2. Products: The same 3 points that customer case 3. Opportunity: The same 3 point that customer case 4. Inventory: the same 3 point that customer case