diff --git a/sdk/batch/batch-rest/eslint.config.mjs b/sdk/batch/batch-rest/eslint.config.mjs
index 699816467a91..bbdf14373db4 100644
--- a/sdk/batch/batch-rest/eslint.config.mjs
+++ b/sdk/batch/batch-rest/eslint.config.mjs
@@ -3,11 +3,16 @@ import azsdkEslint from "@azure/eslint-plugin-azure-sdk";
 export default azsdkEslint.config([
   {
     rules: {
-      "@azure/azure-sdk/ts-modules-only-named": "warn",
-      "@azure/azure-sdk/ts-apiextractor-json-types": "warn",
-      "@azure/azure-sdk/ts-package-json-types": "warn",
-      "@azure/azure-sdk/ts-package-json-engine-is-present": "warn",
       "tsdoc/syntax": "warn",
+      "@azure/azure-sdk/ts-modules-only-named": "warn",
+    },
+  },
+  {
+    files: ["**/*.ts", "**/*.cts", "**/*.mts"],
+    languageOptions: {
+      parserOptions: {
+        project: ["./tsconfig.test.json"],
+      },
     },
   },
 ]);
diff --git a/sdk/batch/batch-rest/package.json b/sdk/batch/batch-rest/package.json
index 0586dbb16a2b..c88a6305ca66 100644
--- a/sdk/batch/batch-rest/package.json
+++ b/sdk/batch/batch-rest/package.json
@@ -8,6 +8,7 @@
   "sideEffects": false,
   "autoPublish": false,
   "tshy": {
+    "project": "./tsconfig.src.json",
     "exports": {
       "./package.json": "./package.json",
       ".": "./src/index.ts"
@@ -96,7 +97,7 @@
     "format": "dev-tool run vendored prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.{ts,cts,mts}\" \"test/**/*.{ts,cts,mts}\" \"*.{js,cjs,mjs,json}\"",
     "generate:client": "echo skipped",
     "integration-test:browser": "npm run clean && dev-tool run build-package && dev-tool run build-test && dev-tool run test:vitest --browser",
-    "integration-test:node": "dev-tool run test:vitest",
+    "integration-test:node": "dev-tool run test:vitest --esm",
     "lint": "eslint package.json api-extractor.json src test",
     "lint:fix": "eslint package.json api-extractor.json src test --fix --fix-type [problem,suggestion]",
     "pack": "npm pack 2>&1",
diff --git a/sdk/batch/batch-rest/src/paginateHelper.ts b/sdk/batch/batch-rest/src/paginateHelper.ts
index e6b7b5a0b41c..a2182df24e56 100644
--- a/sdk/batch/batch-rest/src/paginateHelper.ts
+++ b/sdk/batch/batch-rest/src/paginateHelper.ts
@@ -137,7 +137,10 @@ function checkPagingRequest(response: PathUncheckedResponse): void {
 /**
  * Extracts the itemName and nextLinkName from the initial response to use them for pagination
  */
-function getPaginationProperties(initialResponse: PathUncheckedResponse) {
+function getPaginationProperties(initialResponse: PathUncheckedResponse): {
+  itemName: string;
+  nextLinkName: string | undefined;
+} {
   // Build a set with the passed custom nextLinkNames
   const nextLinkNames = new Set(["nextLink", "odata.nextLink"]);
 
diff --git a/sdk/batch/batch-rest/test/computeNodes.spec.ts b/sdk/batch/batch-rest/test/computeNodes.spec.ts
index a8bb0b77af12..2975f1b2f0b0 100644
--- a/sdk/batch/batch-rest/test/computeNodes.spec.ts
+++ b/sdk/batch/batch-rest/test/computeNodes.spec.ts
@@ -12,7 +12,7 @@ import type {
   UploadBatchServiceLogsContent,
   UploadNodeLogsParameters,
 } from "../src/index.js";
-import { isUnexpected } from "../src/index.js";
+import { isUnexpected, type ListNodes200Response, type BatchNodeOutput } from "../src/index.js";
 import { fakeTestPasswordPlaceholder1 } from "./utils/fakeTestSecrets.js";
 import { getResourceName, waitForNotNull } from "./utils/helpers.js";
 import { describe, it, beforeAll, afterAll, beforeEach, afterEach, assert } from "vitest";
@@ -97,7 +97,7 @@ describe("Compute node operations", async () => {
   it("should list compute nodes successfully", async () => {
     const poolId = recorder.variable("BASIC_POOL", BASIC_POOL);
 
-    const getListNodesResult = async () => {
+    const getListNodesResult = async (): Promise<ListNodes200Response | null> => {
       const res = await batchClient.path("/pools/{poolId}/nodes", poolId).get();
       if (isUnexpected(res)) {
         assert.fail(`Received unexpected status code from getting pool: ${res.status}
@@ -275,7 +275,7 @@ describe("Compute node operations", async () => {
       .post({ contentType: "application/json; odata=minimalmetadata" });
     assert.equal(deallocateNodeResult.status, "202");
 
-    const checkIfDeallocated = async () => {
+    const checkIfDeallocated = async (): Promise<BatchNodeOutput | null> => {
       const nodes = await batchClient.path("/pools/{poolId}/nodes", poolId).get();
       if (isUnexpected(nodes)) {
         assert.fail(`Received unexpected status code from listing nodes: ${nodes.status}
diff --git a/sdk/batch/batch-rest/test/poolScaling.spec.ts b/sdk/batch/batch-rest/test/poolScaling.spec.ts
index e36b15eaf7c8..4660bd978f24 100644
--- a/sdk/batch/batch-rest/test/poolScaling.spec.ts
+++ b/sdk/batch/batch-rest/test/poolScaling.spec.ts
@@ -10,7 +10,7 @@ import type {
   EnablePoolAutoScaleParameters,
   EvaluatePoolAutoScaleParameters,
 } from "../src/index.js";
-import { isUnexpected } from "../src/index.js";
+import { isUnexpected, type GetPool200Response } from "../src/index.js";
 import { fakeTestPasswordPlaceholder1 } from "./utils/fakeTestSecrets.js";
 import { getResourceName, waitForNotNull } from "./utils/helpers.js";
 import moment from "moment";
@@ -64,7 +64,7 @@ describe("Autoscale operations", async () => {
                 Unable to provision resource needed for Job Testing.
                 Response Body: ${poolPostResult.body.message}`);
       }
-      const getSteadyPool = async () => {
+      const getSteadyPool = async (): Promise<GetPool200Response | null> => {
         const getPoolResult = await batchClient.path("/pools/{poolId}", BASIC_POOL).get();
         if (isUnexpected(getPoolResult)) {
           assert.fail(`Received unexpected status code from getting pool: ${getPoolResult.status}
diff --git a/sdk/batch/batch-rest/test/pools.spec.ts b/sdk/batch/batch-rest/test/pools.spec.ts
index 7fde55755a62..47bc81da08e8 100644
--- a/sdk/batch/batch-rest/test/pools.spec.ts
+++ b/sdk/batch/batch-rest/test/pools.spec.ts
@@ -15,7 +15,12 @@ import type {
   ReplacePoolPropertiesParameters,
   ResizePoolParameters,
 } from "../src/index.js";
-import { isUnexpected, paginate } from "../src/index.js";
+import {
+  isUnexpected,
+  paginate,
+  type GetPool200Response,
+  type BatchPoolNodeCountsOutput,
+} from "../src/index.js";
 import { fakeTestPasswordPlaceholder1 } from "./utils/fakeTestSecrets.js";
 import { wait } from "./utils/wait.js";
 import { getResourceName, POLLING_INTERVAL, waitForNotNull } from "./utils/helpers.js";
@@ -137,7 +142,7 @@ describe("Pool Operations Test", () => {
   it("should get a pool reference successfully", async () => {
     const poolId = recorder.variable("BASIC_POOL", BASIC_POOL);
 
-    const getSteadyPool = async () => {
+    const getSteadyPool = async (): Promise<GetPool200Response | null> => {
       const res = await batchClient.path("/pools/{poolId}", poolId).get();
       if (isUnexpected(res)) {
         assert.fail(`Received unexpected status code from getting pool: ${res.status}
@@ -419,9 +424,8 @@ describe("Pool Operations Test", () => {
   it("should get pool node counts successfully", async () => {
     // let poolList = [];
     const poolId = recorder.variable("ENDPOINT_POOL", ENDPOINT_POOL);
-    // eslint-disable-next-line no-constant-condition
 
-    const listNodeCounts = async () => {
+    const listNodeCounts = async (): Promise<BatchPoolNodeCountsOutput[] | null> => {
       const poolList = [];
       const listNodeCountResult = await batchClient.path("/nodecounts").get();
       if (isUnexpected(listNodeCountResult)) {
@@ -495,7 +499,7 @@ describe("Pool Operations Test", () => {
 
   it("should start pool resizing successfully", async () => {
     const poolId = recorder.variable("TEST_POOL3", TEST_POOL3);
-    const getSteadyPool = async () => {
+    const getSteadyPool = async (): Promise<GetPool200Response | null> => {
       const res = await batchClient.path("/pools/{poolId}", poolId).get();
       if (isUnexpected(res)) {
         assert.fail(`Received unexpected status code from getting pool: ${res.status}
diff --git a/sdk/batch/batch-rest/test/tasks.spec.ts b/sdk/batch/batch-rest/test/tasks.spec.ts
index d82080837b65..72d841c3cf3b 100644
--- a/sdk/batch/batch-rest/test/tasks.spec.ts
+++ b/sdk/batch/batch-rest/test/tasks.spec.ts
@@ -11,7 +11,7 @@ import type {
   CreatePoolParameters,
   CreateTaskParameters,
 } from "../src/index.js";
-import { isUnexpected, paginate } from "../src/index.js";
+import { isUnexpected, paginate, type GetTask200Response } from "../src/index.js";
 import { fakeTestPasswordPlaceholder1 } from "./utils/fakeTestSecrets.js";
 import { getResourceName, waitForNotNull } from "./utils/helpers.js";
 import { describe, it, beforeAll, afterAll, beforeEach, afterEach, assert } from "vitest";
@@ -458,7 +458,7 @@ describe("Task Operations Test", () => {
     const taskAddResult = await batchClient.path("/jobs/{jobId}/tasks", jobId).post(taskAddParams);
     assert.equal(taskAddResult.status, "201");
 
-    const getExecutedTask = async () => {
+    const getExecutedTask = async (): Promise<GetTask200Response | null> => {
       const getTaskResult = await batchClient
         .path("/jobs/{jobId}/tasks/{taskId}", jobId, taskAddParams.body.id!)
         .get();
diff --git a/sdk/batch/batch-rest/test/utils/envTokenCredential.ts b/sdk/batch/batch-rest/test/utils/envTokenCredential.ts
index 07c5660016cc..7c74f2f2ca63 100644
--- a/sdk/batch/batch-rest/test/utils/envTokenCredential.ts
+++ b/sdk/batch/batch-rest/test/utils/envTokenCredential.ts
@@ -1,7 +1,7 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-import { TokenCredential } from "@azure/identity";
+import type { TokenCredential } from "@azure/identity";
 
 /**
  * A TokenCredential implementation that gets the token from the environment variable
diff --git a/sdk/batch/batch-rest/test/utils/pool.ts b/sdk/batch/batch-rest/test/utils/pool.ts
index f8e741a2dce3..f147e244e655 100644
--- a/sdk/batch/batch-rest/test/utils/pool.ts
+++ b/sdk/batch/batch-rest/test/utils/pool.ts
@@ -2,11 +2,11 @@
 // Licensed under the MIT License.
 
 import { assert } from "vitest";
-import { BatchClient } from "../../src/clientDefinitions.js";
+import type { BatchClient } from "../../src/clientDefinitions.js";
 import { isUnexpected } from "../../src/isUnexpected.js";
 import { paginate } from "../../src/paginateHelper.js";
 import { waitForNotNull } from "./helpers.js";
-import { BatchNodeOutput } from "../../src/outputModels.js";
+import type { BatchNodeOutput } from "../../src/outputModels.js";
 
 export function waitForNodesToStart(
   poolId: string,
diff --git a/sdk/batch/batch-rest/tsconfig.browser.config.json b/sdk/batch/batch-rest/tsconfig.browser.config.json
index f772e6eb3b76..75871518e3a0 100644
--- a/sdk/batch/batch-rest/tsconfig.browser.config.json
+++ b/sdk/batch/batch-rest/tsconfig.browser.config.json
@@ -1,10 +1,3 @@
 {
-  "extends": "./.tshy/build.json",
-  "include": ["./src/**/*.ts", "./src/**/*.mts", "./test/**/*.spec.ts", "./test/**/*.mts"],
-  "exclude": ["./test/**/node/**/*.ts"],
-  "compilerOptions": {
-    "outDir": "./dist-test/browser",
-    "rootDir": ".",
-    "skipLibCheck": true
-  }
+  "extends": ["./tsconfig.test.json", "../../../tsconfig.browser.base.json"]
 }
diff --git a/sdk/batch/batch-rest/tsconfig.json b/sdk/batch/batch-rest/tsconfig.json
index 1998492a3f1c..b186a5a177d8 100644
--- a/sdk/batch/batch-rest/tsconfig.json
+++ b/sdk/batch/batch-rest/tsconfig.json
@@ -1,20 +1,9 @@
 {
   "extends": "../../../tsconfig",
-  "compilerOptions": {
-    "module": "NodeNext",
-    "moduleResolution": "NodeNext",
-    "rootDir": ".",
-    "paths": {
-      "@azure-rest/batch": ["./src/index"]
-    }
-  },
-  "include": [
-    "src/**/*.ts",
-    "src/**/*.mts",
-    "src/**/*.cts",
-    "samples-dev/**/*.ts",
-    "test/**/*.ts",
-    "test/**/*.mts",
-    "test/**/*.cts"
-  ]
+  "references": [
+    { "path": "./tsconfig.src.json" },
+    { "path": "./tsconfig.samples.json" },
+    { "path": "./tsconfig.test.json" }
+  ],
+  "files": []
 }
diff --git a/sdk/batch/batch-rest/tsconfig.samples.json b/sdk/batch/batch-rest/tsconfig.samples.json
new file mode 100644
index 000000000000..5f4cd89a557f
--- /dev/null
+++ b/sdk/batch/batch-rest/tsconfig.samples.json
@@ -0,0 +1,8 @@
+{
+  "extends": "../../../tsconfig.samples.base.json",
+  "compilerOptions": {
+    "paths": {
+      "@azure-rest/batch": ["./dist/esm"]
+    }
+  }
+}
diff --git a/sdk/batch/batch-rest/tsconfig.src.json b/sdk/batch/batch-rest/tsconfig.src.json
new file mode 100644
index 000000000000..bae70752dd38
--- /dev/null
+++ b/sdk/batch/batch-rest/tsconfig.src.json
@@ -0,0 +1,3 @@
+{
+  "extends": "../../../tsconfig.lib.json"
+}
diff --git a/sdk/batch/batch-rest/tsconfig.test.json b/sdk/batch/batch-rest/tsconfig.test.json
new file mode 100644
index 000000000000..290ca214aebc
--- /dev/null
+++ b/sdk/batch/batch-rest/tsconfig.test.json
@@ -0,0 +1,3 @@
+{
+  "extends": ["./tsconfig.src.json", "../../../tsconfig.test.base.json"]
+}
diff --git a/sdk/batch/batch-rest/vitest.config.ts b/sdk/batch/batch-rest/vitest.config.ts
index dd0df7bb85c0..fcc539c7e81d 100644
--- a/sdk/batch/batch-rest/vitest.config.ts
+++ b/sdk/batch/batch-rest/vitest.config.ts
@@ -11,6 +11,11 @@ export default mergeConfig(
       include: ["test/**/*.spec.ts"],
       hookTimeout: 500000,
       testTImeout: 500000,
+      typecheck: {
+        enabled: true,
+        tsconfig: "tsconfig.test.json",
+        include: ["test/**/*.ts", "test/**/*.mts", "test/**/*.cts"],
+      },
     },
   }),
 );
diff --git a/sdk/batch/batch-rest/vitest.esm.config.ts b/sdk/batch/batch-rest/vitest.esm.config.ts
new file mode 100644
index 000000000000..2f6e757a54f7
--- /dev/null
+++ b/sdk/batch/batch-rest/vitest.esm.config.ts
@@ -0,0 +1,11 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+import { mergeConfig } from "vitest/config";
+import vitestConfig from "./vitest.config.ts";
+import vitestEsmConfig from "../../../vitest.esm.shared.config.ts";
+
+export default mergeConfig(
+  vitestConfig,
+  vitestEsmConfig
+);