diff --git a/src/@ionic-native/plugins/code-push/index.ts b/src/@ionic-native/plugins/code-push/index.ts
index fc6dc725b..2af9fff8b 100644
--- a/src/@ionic-native/plugins/code-push/index.ts
+++ b/src/@ionic-native/plugins/code-push/index.ts
@@ -156,23 +156,9 @@ interface NativeUpdateNotification {
   appVersion: string;
 }
 
-export interface Callback<T> {
-  (error: Error, parameter: T): void;
-}
-export interface SuccessCallback<T> {
-  (result?: T): void;
-}
-export interface ErrorCallback {
-  (error?: Error): void;
-}
-
-export interface SuccessCallback<T> {
-  (result?: T): void;
-}
-
-export interface ErrorCallback {
-  (error?: Error): void;
-}
+export type Callback<T> = (error: Error, parameter: T) => void;
+export type SuccessCallback<T> = (result?: T) => void;
+export type ErrorCallback = (error?: Error) => void;
 
 interface Configuration {
   appVersion: string;
diff --git a/src/@ionic-native/plugins/file/index.ts b/src/@ionic-native/plugins/file/index.ts
index fb5202bcf..5276164cc 100644
--- a/src/@ionic-native/plugins/file/index.ts
+++ b/src/@ionic-native/plugins/file/index.ts
@@ -405,84 +405,52 @@ export interface FileEntry extends Entry {
 /**
  * When requestFileSystem() succeeds, the following callback is made.
  */
-export interface FileSystemCallback {
-  /**
-   * @param filesystem The file systems to which the app is granted access.
-   */
-  (filesystem: FileSystem): void;
-}
+export type FileSystemCallback = (filesystem: FileSystem) => void;
 
 /**
  * This export interface is the callback used to look up Entry objects.
  */
-export interface EntryCallback {
-  /**
-   * @param entry
-   */
-  (entry: Entry): void;
-}
+export type EntryCallback = (entry: Entry) => void;
 
 /**
  * This export interface is the callback used to look up FileEntry objects.
  */
-export interface FileEntryCallback {
-  /**
-   * @param entry
-   */
-  (entry: FileEntry): void;
-}
+export type FileEntryCallback = (entry: FileEntry) => void;
 
 /**
  * This export interface is the callback used to look up DirectoryEntry objects.
  */
-export interface DirectoryEntryCallback {
-  /**
-   * @param entry
-   */
-  (entry: DirectoryEntry): void;
-}
+export type DirectoryEntryCallback = (entry: DirectoryEntry) => void;
 
 /**
  * When readEntries() succeeds, the following callback is made.
  */
-export interface EntriesCallback {
-  (entries: Entry[]): void;
-}
+export type EntriesCallback = (entries: Entry[]) => void;
 
 /**
  * This export interface is the callback used to look up file and directory metadata.
  */
-export interface MetadataCallback {
-  (metadata: Metadata): void;
-}
+export type MetadataCallback = (metadata: Metadata) => void;
 
 /**
  * This export interface is the callback used to create a FileWriter.
  */
-export interface FileWriterCallback {
-  (fileWriter: FileWriter): void;
-}
+export type FileWriterCallback = (fileWriter: FileWriter) => void;
 
 /**
  * This export interface is the callback used to obtain a File.
  */
-export interface FileCallback {
-  (file: IFile): void;
-}
+export type FileCallback = (file: IFile) => void;
 
 /**
  * This export interface is the generic callback used to indicate success of an asynchronous method.
  */
-export interface VoidCallback {
-  (): void;
-}
+export type VoidCallback = () => void;
 
 /**
  * When an error occurs, the following callback is made.
  */
-export interface ErrorCallback {
-  (err: FileError): void;
-}
+export type ErrorCallback = (err: FileError) => void;
 
 export interface RemoveResult {
   success: boolean;
@@ -1449,8 +1417,7 @@ export class File extends IonicNativePlugin {
         return getPromise<T>((resolve, reject) => {
           reader.onloadend = () => {
             if (reader.result !== undefined || reader.result !== null) {
-              /* tslint:disable:no-angle-bracket-type-assertion */
-              resolve(<T>(<any>reader.result));
+              resolve((reader.result as any) as T);
             } else if (reader.error !== undefined || reader.error !== null) {
               reject(reader.error);
             } else {
diff --git a/src/@ionic-native/plugins/hce/index.ts b/src/@ionic-native/plugins/hce/index.ts
index bebac622f..d5d591a2e 100644
--- a/src/@ionic-native/plugins/hce/index.ts
+++ b/src/@ionic-native/plugins/hce/index.ts
@@ -77,9 +77,5 @@ export class HCE extends IonicNativePlugin {
   }
 }
 
-export interface HCECommandEvent {
-  (command: Uint8Array): void;
-}
-export interface HCEDeactivatedEvent {
-  (command: number): void;
-}
+export type HCECommandEvent = (command: Uint8Array) => void;
+export type HCEDeactivatedEvent = (command: number) => void;
diff --git a/tslint.json b/tslint.json
index f2e35931d..0d442091f 100644
--- a/tslint.json
+++ b/tslint.json
@@ -10,7 +10,6 @@
     "no-shadowed-variable": false,
     "only-arrow-functions": false,
     "ter-no-proto": false,
-    "callable-types": false,
     "adjacent-overload-signatures": false,
     "no-constant-condition": false
   }