Hello,
It seems chart seriesDefaults.labels.position property is missing from typescript definition:
docs: https://docs.telerik.com/kendo-ui/api/javascript/dataviz/ui/chart/configuration/seriesdefaults.labels.position
interface ChartSeriesDefaultsLabels {
background?: string;
border?: ChartSeriesDefaultsLabelsBorder;
color?: string;
font?: string;
format?: string;
margin?: number | ChartSeriesDefaultsLabelsMargin;
padding?: number | ChartSeriesDefaultsLabelsPadding;
rotation?: string|number;
template?: string|Function;
visible?: boolean;
visual?: Function;
from?: ChartSeriesDefaultsLabelsFrom;
to?: ChartSeriesDefaultsLabelsTo;
}