tsconfig.json

{
    "compilerOptions": {
        "target": "es2015",
        "module": "es2015",
        "jsx": "react",
        "outDir": "build",
        "rootDir": "src",
        "allowSyntheticDefaultImports": true,
        "noImplicitAny": true,
        "experimentalDecorators": true,
        "preserveConstEnums": true,
        "allowJs": true,
        "sourceMap": true
    },
    "filesGlob": [
        "typings/index.d.ts",
        "src/**/*.ts",
        "src/**/*.tsx"
    ],
    "exclude": [
        "index.android.js",
        "index.ios.js",
        "build",
        "node_modules"
    ],
    "compileOnSave": false
}

typings.json

{
  "name": "ReactNativeTS",
  "dependencies": {},
  "globalDependencies": {
    "react": "registry:dt/react#0.14.0+20160817201227",
    "react-native": "registry:dt/react-native#0.29.0+20160728152643"
  }
}