diff --git a/.eslintrc.js b/.eslintrc.cjs
similarity index 96%
rename from .eslintrc.js
rename to .eslintrc.cjs
index 3365bc62..f9d5d222 100644
--- a/.eslintrc.js
+++ b/.eslintrc.cjs
@@ -110,9 +110,9 @@ module.exports = {
       },
       settings: {
         jest: {
-          // we're using vitest which has a very similar API to jest
-          // (so the linting plugins work nicely), but it means we have to explicitly
-          // set the jest version.
+          // We're using vitest which has a very similar API to jest
+          // (so the linting plugins work nicely), but it means we
+          // have to set the jest version explicitly.
           version: 28,
         },
       },
diff --git a/cypress/.eslintrc.js b/cypress/.eslintrc.cjs
similarity index 100%
rename from cypress/.eslintrc.js
rename to cypress/.eslintrc.cjs
diff --git a/mocks/index.js b/mocks/index.js
index ca2210ce..2cbbbe76 100644
--- a/mocks/index.js
+++ b/mocks/index.js
@@ -1,5 +1,5 @@
-const { http, passthrough } = require("msw");
-const { setupServer } = require("msw/node");
+import { http, passthrough } from "msw";
+import { setupServer } from "msw/node";
 
 // put one-off handlers that don't really need an entire file to themselves here
 const miscHandlers = [
diff --git a/package.json b/package.json
index 31ca04ef..541e4ba9 100644
--- a/package.json
+++ b/package.json
@@ -2,16 +2,17 @@
   "name": "indie-stack-template",
   "private": true,
   "sideEffects": false,
+  "type": "module",
   "scripts": {
     "build": "remix build",
     "dev": "remix dev -c \"npm run dev:serve\"",
-    "dev:serve": "binode --require ./mocks -- @remix-run/serve:remix-serve ./build/index.js",
+    "dev:serve": "NODE_OPTIONS=\"--require ./mocks\" remix-serve ./build/index.js",
     "format": "prettier --write .",
     "format:repo": "npm run format && npm run lint -- --fix",
     "lint": "eslint --cache --cache-location ./node_modules/.cache/eslint .",
     "setup": "prisma generate && prisma migrate deploy && prisma db seed",
     "start": "remix-serve ./build/index.js",
-    "start:mocks": "binode --require ./mocks -- @remix-run/serve:remix-serve ./build/index.js",
+    "start:mocks": "NODE_OPTIONS=\"--require ./mocks\" remix-serve ./build/index.js",
     "test": "vitest",
     "test:e2e:dev": "start-server-and-test dev http://localhost:3000 \"npx cypress open\"",
     "pretest:e2e:run": "npm run build",
@@ -53,7 +54,6 @@
     "@vitejs/plugin-react": "^4.2.1",
     "@vitest/coverage-v8": "^1.4.0",
     "autoprefixer": "^10.4.19",
-    "binode": "^1.0.5",
     "cookie": "^0.6.0",
     "cross-env": "^7.0.3",
     "cypress": "^13.7.1",
@@ -89,6 +89,6 @@
     "node": ">=18.0.0"
   },
   "prisma": {
-    "seed": "ts-node -r tsconfig-paths/register prisma/seed.ts"
+    "seed": "ts-node --esm -r tsconfig-paths/register prisma/seed.ts"
   }
 }
diff --git a/postcss.config.js b/postcss.config.cjs
similarity index 100%
rename from postcss.config.js
rename to postcss.config.cjs
diff --git a/remix.config.js b/remix.config.js
index 29582b29..4047ae45 100644
--- a/remix.config.js
+++ b/remix.config.js
@@ -1,6 +1,5 @@
 /** @type {import('@remix-run/dev').AppConfig} */
-module.exports = {
+export default {
   cacheDirectory: "./node_modules/.cache/remix",
   ignoredRouteFiles: ["**/.*", "**/*.test.{ts,tsx}"],
-  serverModuleFormat: "cjs",
 };
diff --git a/tsconfig.json b/tsconfig.json
index c0a761dd..17bce856 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -7,7 +7,7 @@
     "isolatedModules": true,
     "esModuleInterop": true,
     "jsx": "react-jsx",
-    "module": "CommonJS",
+    "module": "ES2020",
     "moduleResolution": "node",
     "resolveJsonModule": true,
     "target": "ES2020",