diff --git a/server/routes/api/developer.ts b/server/routes/api/developer/developer.ts
similarity index 88%
rename from server/routes/api/developer.ts
rename to server/routes/api/developer/developer.ts
index 4c1ea0b5c..2de25ea5a 100644
--- a/server/routes/api/developer.ts
+++ b/server/routes/api/developer/developer.ts
@@ -5,8 +5,10 @@ import userInviter, { Invite } from "@server/commands/userInviter";
 import env from "@server/env";
 import Logger from "@server/logging/Logger";
 import auth from "@server/middlewares/authentication";
+import validate from "@server/middlewares/validate";
 import { presentUser } from "@server/presenters";
 import { APIContext } from "@server/types";
+import * as T from "./schema";
 
 const router = new Router();
 
@@ -24,8 +26,9 @@ router.post(
   "developer.create_test_users",
   dev(),
   auth(),
-  async (ctx: APIContext) => {
-    const { count = 10 } = ctx.request.body;
+  validate(T.CreateTestUsersSchema),
+  async (ctx: APIContext<T.CreateTestUsersReq>) => {
+    const { count = 10 } = ctx.input.body;
     const { user } = ctx.state.auth;
     const invites = Array(Math.min(count, 100))
       .fill(0)
diff --git a/server/routes/api/developer/index.ts b/server/routes/api/developer/index.ts
new file mode 100644
index 000000000..58e77bc00
--- /dev/null
+++ b/server/routes/api/developer/index.ts
@@ -0,0 +1 @@
+export { default } from "./developer";
diff --git a/server/routes/api/developer/schema.ts b/server/routes/api/developer/schema.ts
new file mode 100644
index 000000000..2dd054ceb
--- /dev/null
+++ b/server/routes/api/developer/schema.ts
@@ -0,0 +1,10 @@
+import { z } from "zod";
+import BaseSchema from "../BaseSchema";
+
+export const CreateTestUsersSchema = BaseSchema.extend({
+  body: z.object({
+    count: z.coerce.number().default(10),
+  }),
+});
+
+export type CreateTestUsersReq = z.infer<typeof CreateTestUsersSchema>;