public static EditingTemplate Current {get;}

// Creates a new feature using the current editing template and the specified geometry.
await QueuedTask.Run(() =>
{
  var myTemplate = currentTemplate ?? ArcGIS.Desktop.Editing.Templates.EditingTemplate.Current;

  //Create edit operation and execute
  var op = new ArcGIS.Desktop.Editing.EditOperation() { Name = "Create my feature" };
  op.Create(myTemplate, geometry);
  if (!op.IsEmpty)
  {
    var result = op.Execute(); //Execute and ExecuteAsync will return true if the operation was successful and false if not
  }
});

// Retrieves the currently active editing template.
EditingTemplate template = EditingTemplate.Current;