diff --git a/src/app/api/plan/trigger/route.ts b/src/app/api/plan/trigger/route.ts
new file mode 100644
index 0000000..dbfb34c
--- /dev/null
+++ b/src/app/api/plan/trigger/route.ts
@@ -0,0 +1,62 @@
+import { NextRequest, NextResponse } from "next/server";
+import { z } from "zod";
+
+const PresignedUrlBodySchema = z.object({
+  portfolio_id: z.number(),
+  housing_type: z.enum(["Social", "Private"]),
+  goal: z.enum(["Increase EPC", "Reduce energy consumption"]),
+  goal_value: z.string(),
+  trigger_file_path: z.string(),
+});
+
+export async function POST(request: NextRequest) {
+  // For the moment, this api specifically handles uploads of csvs
+
+  const body = await request.json();
+  let validatedBody;
+
+  try {
+    validatedBody = PresignedUrlBodySchema.parse(body);
+  } catch (error) {
+    console.error("Invalid input: ", error);
+    return new NextResponse(JSON.stringify({ msg: "Invalid input" }), {
+      status: 400,
+    });
+  }
+
+  try {
+    // We'll trigger the plan build in our fastapi backend and then the user will just have to
+    // wait for the plan to be ready
+
+    const headers = {
+      "x-api-key": process.env.FASTAPI_API_KEY || "",
+      Authorization: `Bearer ${
+        request.cookies.get("next-auth.session-token")?.value
+      }`,
+    };
+
+    const response = await fetch(
+      `${process.env.FASTAPI_API_URL}/v1/plan/trigger`,
+      {
+        method: "POST",
+        headers: headers,
+        body: JSON.stringify(validatedBody),
+      }
+    );
+
+    if (!response.ok) {
+      throw new Error("API request failed");
+    }
+
+    const responseData = await response.json();
+
+    return new NextResponse(JSON.stringify(responseData), {
+      status: 200,
+    });
+  } catch (error) {
+    console.error(error);
+    return new NextResponse(JSON.stringify({ msg: "Internal server error" }), {
+      status: 500,
+    });
+  }
+}
diff --git a/src/app/api/upload/csv/route.ts b/src/app/api/upload/csv/route.ts
index 7ff4ff4..057e420 100644
--- a/src/app/api/upload/csv/route.ts
+++ b/src/app/api/upload/csv/route.ts
@@ -5,14 +5,9 @@ import { z } from "zod";
 const PresignedUrlBodySchema = z.object({
   userId: z.number(),
   portfolioId: z.number(),
+  fileKey: z.string(),
 });
 
-function generateS3Key(userId: number, portfolioId: number, filename: string) {
-  const timestamp = new Date().toISOString().replace(/[:.-]/g, "");
-  const key = `${userId}/${portfolioId}/${filename}-${timestamp}.csv`;
-  return key;
-}
-
 export async function POST(request: NextRequest) {
   // For the moment, this api specifically handles uploads of csvs
 
@@ -36,12 +31,7 @@ export async function POST(request: NextRequest) {
       secretAccessKey: process.env.PRESIGN_AWS_SECRET_KEY,
     });
 
-    const { userId, portfolioId } = validatedBody;
-    const fileKey = generateS3Key(
-      userId,
-      portfolioId,
-      "portfolio_plan_properties"
-    );
+    const { userId, portfolioId, fileKey } = validatedBody;
 
     // Presigned url is valid for 5 minutes
     const preSignedUrl = await s3.getSignedUrl("putObject", {
diff --git a/src/app/components/portfolio/UploadCsvModal.tsx b/src/app/components/portfolio/UploadCsvModal.tsx
index 1fded6c..f6f9972 100644
--- a/src/app/components/portfolio/UploadCsvModal.tsx
+++ b/src/app/components/portfolio/UploadCsvModal.tsx
@@ -11,14 +11,26 @@ import { useRouter } from "next/navigation";
 import { useMutation } from "@tanstack/react-query";
 import { useSession } from "next-auth/react";
 
+function generateS3Key(userId: number, portfolioId: number, filename: string) {
+  const timestamp = new Date().toISOString().replace(/[:.-]/g, "");
+  const key = `${userId}/${portfolioId}/${filename}-${timestamp}.csv`;
+  return key;
+}
+
 async function generatePresignedUrl({
   userId,
   portfolioId,
+  fileKey,
 }: {
   userId: number;
   portfolioId: number;
+  fileKey: string;
 }) {
-  const body = JSON.stringify({ userId: userId, portfolioId: portfolioId });
+  const body = JSON.stringify({
+    userId: userId,
+    portfolioId: portfolioId,
+    fileKey: fileKey,
+  });
 
   const presignedResponse = await fetch(`/api/upload/csv`, {
     method: "POST",
@@ -75,21 +87,33 @@ export const SubmitPlan = ({
   const router = useRouter();
   const session = useSession();
 
+  const userId = session.data?.user.dbId;
+
+  const fileKey = generateS3Key(
+    userId,
+    portfolioId,
+    "portfolio_plan_properties"
+  );
+
   const { mutate: mutateUploadCsv, isLoading: isUploadLoading } = useMutation(
     uploadCsvToS3,
     {
       onSuccess: (data) => {
+        const body = JSON.stringify({
+          // userId: session.data?.user.dbId,
+          portfolio_id: portfolioId,
+          housing_type: housingType,
+          goal: goal,
+          goal_value: goalValue,
+          trigger_file_path: fileKey,
+        });
+
         // After the file has been uploaded, we can trigger the job to build the plan
-        // const response = fetch(`/api/plan/build`, {
-        //   method: "POST",
-        //   body: JSON.stringify({
-        //     portfolioId: portfolioId,
-        //     housingType: housingType,
-        //     goal: goal,
-        //     goalValue: goalValue,
-        //   }),
-        // });
-        // return response;
+        const response = fetch(`/api/plan/trigger`, {
+          method: "POST",
+          body: body,
+        });
+        return response;
       },
       onError: (error) => {
         // handle error
@@ -123,7 +147,6 @@ export const SubmitPlan = ({
     router.push("/");
     return null;
   }
-  const userId = session.data.user.dbId;
 
   const handlePlanBuild = () => {
     // The plan build is triggered by clicking submit which will:
@@ -131,7 +154,7 @@ export const SubmitPlan = ({
     // 2) Upload the csv to the pre-signed url
     // 3) Trigger the job to build the plan
     // 4) Redirect the user to some loading page - this could be the portfolio page itself and we just trigger a regresh with skeleton cards for the properties
-    mutate({ userId: userId, portfolioId: portfolioId });
+    mutate({ userId: userId, portfolioId: portfolioId, fileKey: fileKey });
 
     // TODO: Make api call to backend service to trigger the plan build
     // Probably need to pass in the file key to mutate (define it outside)
@@ -523,7 +546,7 @@ export default function UploadCsvModal({
                     </button>
                     <SubmitPlan
                       buttonDisabled={buttonDisabled}
-                      goal={goalValue}
+                      goal={selectedGoal}
                       housingType={housingType}
                       goalValue={goalValue}
                       portfolioId={portfolioId}