Using the Rencore Deploy SPFx Package extension you can deploy your SharePoint Framework solution packages to SharePoint Online directly from VSCode.
Using custom connectors, you can integrate your business applications in Microsoft Flow. But the idea sounds better than the reality is.
Now that your organization is using Microsoft Flow, are you sure that you set it up correctly so that it won't leak your confidential information?
Recently I've built a custom connector for Microsoft Flow. Here are a few things I wish the documentation was clearer about.
When building SharePoint solutions, you might need to get the URL of the tenant app catalog. Recent changes to the SharePoint API make it very easy.