diff --git a/src/app/api/pinata/get-auth-key/route.ts b/src/app/api/pinata/get-auth-key/route.ts
index bb88ce82..2b200e09 100644
--- a/src/app/api/pinata/get-auth-key/route.ts
+++ b/src/app/api/pinata/get-auth-key/route.ts
@@ -3,6 +3,7 @@ import { NextResponse } from "next/server";
 import { pinataClient } from "@/common/services/pinata";
 
 export const dynamic = "force-dynamic";
+export const maxDuration = 15;
 
 /**
  * @link https://docs.pinata.cloud/frameworks/next-js-ipfs#create-api-route-2
diff --git a/src/app/api/pingpay/create-checkout/route.ts b/src/app/api/pingpay/create-checkout/route.ts
index 3acabe88..3ca03efe 100644
--- a/src/app/api/pingpay/create-checkout/route.ts
+++ b/src/app/api/pingpay/create-checkout/route.ts
@@ -3,8 +3,10 @@ import { NextResponse } from "next/server";
 import { CAMPAIGNS_CONTRACT_ACCOUNT_ID } from "@/common/_config";
 
 export const dynamic = "force-dynamic";
+export const maxDuration = 15;
 
 const PINGPAY_API_BASE = process.env.PINGPAY_API_BASE ?? "https://pay.pingpay.io/api";
+const PINGPAY_TIMEOUT_MS = 10000;
 
 // TODO: move to env var and rotate before going public.
 const PINGPAY_API_KEY_FALLBACK = "VquZNJbyXyPLyduKgCQDSttpXvRITYqjSGnguJogjezGINxYhsjsBAoEFCMXOVEk";
@@ -55,7 +57,7 @@ export async function POST(req: Request) {
       message: taggedMessage,
     });
 
-    const response = await fetch(`${PINGPAY_API_BASE}/checkout/sessions`, {
+    const response = await fetchWithTimeout(`${PINGPAY_API_BASE}/checkout/sessions`, {
       method: "POST",
       headers: {
         "Content-Type": "application/json",
@@ -98,3 +100,12 @@ export async function POST(req: Request) {
     return NextResponse.json({ error: "Failed to create checkout" }, { status: 500 });
   }
 }
+
+function fetchWithTimeout(input: string, init: RequestInit = {}) {
+  const controller = new AbortController();
+  const timeoutId = setTimeout(() => controller.abort(), PINGPAY_TIMEOUT_MS);
+
+  return fetch(input, { ...init, signal: controller.signal }).finally(() => {
+    clearTimeout(timeoutId);
+  });
+}
diff --git a/src/app/api/pingpay/create-project-checkout/route.ts b/src/app/api/pingpay/create-project-checkout/route.ts
index f6ffad55..1293b133 100644
--- a/src/app/api/pingpay/create-project-checkout/route.ts
+++ b/src/app/api/pingpay/create-project-checkout/route.ts
@@ -3,8 +3,10 @@ import { NextResponse } from "next/server";
 import { DONATION_CONTRACT_ACCOUNT_ID } from "@/common/_config";
 
 export const dynamic = "force-dynamic";
+export const maxDuration = 15;
 
 const PINGPAY_API_BASE = process.env.PINGPAY_API_BASE ?? "https://pay.pingpay.io/api";
+const PINGPAY_TIMEOUT_MS = 10000;
 
 // TODO: move to env var and rotate before going public.
 const PINGPAY_API_KEY_FALLBACK = "VquZNJbyXyPLyduKgCQDSttpXvRITYqjSGnguJogjezGINxYhsjsBAoEFCMXOVEk";
@@ -56,7 +58,7 @@ export async function POST(req: Request) {
       message: taggedMessage,
     });
 
-    const response = await fetch(`${PINGPAY_API_BASE}/checkout/sessions`, {
+    const response = await fetchWithTimeout(`${PINGPAY_API_BASE}/checkout/sessions`, {
       method: "POST",
       headers: {
         "Content-Type": "application/json",
@@ -99,3 +101,12 @@ export async function POST(req: Request) {
     return NextResponse.json({ error: "Failed to create checkout" }, { status: 500 });
   }
 }
+
+function fetchWithTimeout(input: string, init: RequestInit = {}) {
+  const controller = new AbortController();
+  const timeoutId = setTimeout(() => controller.abort(), PINGPAY_TIMEOUT_MS);
+
+  return fetch(input, { ...init, signal: controller.signal }).finally(() => {
+    clearTimeout(timeoutId);
+  });
+}
diff --git a/src/app/api/pingpay/session-status/route.ts b/src/app/api/pingpay/session-status/route.ts
index 6350dab6..3ab394b5 100644
--- a/src/app/api/pingpay/session-status/route.ts
+++ b/src/app/api/pingpay/session-status/route.ts
@@ -1,8 +1,10 @@
 import { NextResponse } from "next/server";
 
 export const dynamic = "force-dynamic";
+export const maxDuration = 15;
 
 const PINGPAY_API_BASE = process.env.PINGPAY_API_BASE ?? "https://pay.pingpay.io/api";
+const PINGPAY_TIMEOUT_MS = 10000;
 
 // TODO: move to env var and rotate before going public.
 const PINGPAY_API_KEY_FALLBACK = "VquZNJbyXyPLyduKgCQDSttpXvRITYqjSGnguJogjezGINxYhsjsBAoEFCMXOVEk";
@@ -22,10 +24,12 @@ export async function GET(req: Request) {
       return NextResponse.json({ error: "Missing sessionId" }, { status: 400 });
     }
 
-    // Fetch session to get paymentId
-    const sessionRes = await fetch(`${PINGPAY_API_BASE}/checkout/sessions/${sessionId}`, {
-      headers: { "x-api-key": apiKey },
-    });
+    const sessionRes = await fetchWithTimeout(
+      `${PINGPAY_API_BASE}/checkout/sessions/${sessionId}`,
+      {
+        headers: { "x-api-key": apiKey },
+      },
+    );
 
     if (!sessionRes.ok) {
       return NextResponse.json({ error: "Failed to fetch session" }, { status: sessionRes.status });
@@ -42,8 +46,7 @@ export async function GET(req: Request) {
       });
     }
 
-    // Fetch payment to get txHash and sender
-    const paymentRes = await fetch(`${PINGPAY_API_BASE}/payments/${paymentId}`, {
+    const paymentRes = await fetchWithTimeout(`${PINGPAY_API_BASE}/payments/${paymentId}`, {
       headers: { "x-api-key": apiKey },
     });
 
@@ -72,3 +75,12 @@ export async function GET(req: Request) {
     return NextResponse.json({ error: "Failed to fetch session status" }, { status: 500 });
   }
 }
+
+function fetchWithTimeout(input: string, init: RequestInit = {}) {
+  const controller = new AbortController();
+  const timeoutId = setTimeout(() => controller.abort(), PINGPAY_TIMEOUT_MS);
+
+  return fetch(input, { ...init, signal: controller.signal }).finally(() => {
+    clearTimeout(timeoutId);
+  });
+}
diff --git a/src/app/api/pingpay/verify-tx/route.ts b/src/app/api/pingpay/verify-tx/route.ts
index b0ce0743..b4b0124c 100644
--- a/src/app/api/pingpay/verify-tx/route.ts
+++ b/src/app/api/pingpay/verify-tx/route.ts
@@ -3,10 +3,13 @@ import { NextResponse } from "next/server";
 import { DONATION_CONTRACT_ACCOUNT_ID, NETWORK } from "@/common/_config";
 
 export const dynamic = "force-dynamic";
+export const maxDuration = 15;
 
 const NEAR_RPC_URL =
   NETWORK === "mainnet" ? "https://rpc.mainnet.near.org" : "https://rpc.testnet.near.org";
 
+const NEAR_RPC_TIMEOUT_MS = 10000;
+
 /**
  * Confirms a PingPay-sourced donation actually landed on-chain (not refunded).
  *
@@ -29,7 +32,7 @@ export async function POST(req: Request) {
       return NextResponse.json({ error: "Missing txHash or senderId" }, { status: 400 });
     }
 
-    const rpcRes = await fetch(NEAR_RPC_URL, {
+    const rpcRes = await fetchWithTimeout(NEAR_RPC_URL, {
       method: "POST",
       headers: { "Content-Type": "application/json" },
       body: JSON.stringify({
@@ -130,3 +133,12 @@ function findDonationLog(receipts: any[], expectedRecipient?: string): any | nul
 
   return null;
 }
+
+function fetchWithTimeout(input: string, init: RequestInit = {}) {
+  const controller = new AbortController();
+  const timeoutId = setTimeout(() => controller.abort(), NEAR_RPC_TIMEOUT_MS);
+
+  return fetch(input, { ...init, signal: controller.signal }).finally(() => {
+    clearTimeout(timeoutId);
+  });
+}
diff --git a/src/app/pingpay/callback/page.tsx b/src/app/pingpay/callback/page.tsx
index f2dc368d..fc98e711 100644
--- a/src/app/pingpay/callback/page.tsx
+++ b/src/app/pingpay/callback/page.tsx
@@ -111,11 +111,13 @@ async function pollSessionStatus(sessionId: string): Promise<{
   txHash: string | null;
   senderId: string | null;
 } | null> {
-  // 60 attempts × 2 s = 120 s. PingPay's relayer can take >30 s to submit the
-  // on-chain tx, especially for first-ever donations to a recipient. The old
-  // 30 s window silently dropped the sync when settlement was slow.
-  const maxAttempts = 60;
-  const delayMs = 2000;
+  // Keep a long settlement window, but back off so each checkout does not keep
+  // a Vercel function hot with dozens of identical status calls.
+  const delaysMs = [
+    ...Array.from({ length: 5 }, () => 2000),
+    ...Array.from({ length: 8 }, () => 5000),
+    ...Array.from({ length: 8 }, () => 10000),
+  ];
 
   let lastData: {
     status: string;
@@ -123,7 +125,7 @@ async function pollSessionStatus(sessionId: string): Promise<{
     senderId: string | null;
   } | null = null;
 
-  for (let i = 0; i < maxAttempts; i++) {
+  for (let i = 0; i <= delaysMs.length; i++) {
     try {
       const res = await fetch(
         `/api/pingpay/session-status?sessionId=${encodeURIComponent(sessionId)}`,
@@ -143,7 +145,8 @@ async function pollSessionStatus(sessionId: string): Promise<{
       // retry
     }
 
-    await new Promise((r) => setTimeout(r, delayMs));
+    const delayMs = delaysMs[i];
+    if (delayMs) await new Promise((r) => setTimeout(r, delayMs));
   }
 
   return lastData;
diff --git a/src/common/blockchains/near-protocol/client.ts b/src/common/blockchains/near-protocol/client.ts
index 918c7ea4..8f94a981 100644
--- a/src/common/blockchains/near-protocol/client.ts
+++ b/src/common/blockchains/near-protocol/client.ts
@@ -7,13 +7,87 @@ import type {
   QueryResponseKind,
 } from "@near-js/types/lib/provider/response";
 import { providers } from "near-api-js";
+import type { CodeResult } from "near-api-js/lib/providers/provider";
 
 import { NETWORK, SOCIAL_DB_CONTRACT_ACCOUNT_ID } from "@/common/_config";
 import { FULL_TGAS } from "@/common/constants";
 
-export const RPC_NODE_URL = `https://${NETWORK === "mainnet" ? "free.rpc.fastnear.com" : "test.rpc.fastnear.com"}`;
+const RPC_NODE_URLS =
+  NETWORK === "mainnet"
+    ? [
+        "https://1rpc.io/near",
+        "https://free.rpc.fastnear.com",
+        "https://near.blockpi.network/v1/rpc/public",
+        "https://near.lava.build",
+        "https://rpc.ankr.com/near",
+      ]
+    : ["https://rpc.testnet.near.org", "https://test.rpc.fastnear.com"];
 
-const nearRpc = new providers.JsonRpcProvider({ url: RPC_NODE_URL });
+export const RPC_NODE_URL = RPC_NODE_URLS[0];
+
+const RPC_COOLDOWN_MS = 60_000;
+
+const rpcCooldownUntil = new Map<string, number>();
+
+const rpcProviders = RPC_NODE_URLS.map((url) => ({
+  url,
+  provider: new providers.JsonRpcProvider({ url }),
+}));
+
+let preferredRpcIndex = 0;
+
+const getRpcProviderOrder = () => {
+  const indexes = rpcProviders.map((_, index) => index);
+
+  return [preferredRpcIndex, ...indexes.filter((index) => index !== preferredRpcIndex)];
+};
+
+const markRpcUnavailable = (url: string) => {
+  rpcCooldownUntil.set(url, Date.now() + RPC_COOLDOWN_MS);
+};
+
+const isRpcAvailable = (url: string) => (rpcCooldownUntil.get(url) ?? 0) <= Date.now();
+
+type NearRpcProvider = InstanceType<typeof providers.JsonRpcProvider>;
+
+const queryNearRpc = async <R>(run: (provider: NearRpcProvider) => Promise<R>): Promise<R> => {
+  let lastError: unknown;
+
+  for (const index of getRpcProviderOrder()) {
+    const { provider, url } = rpcProviders[index];
+
+    if (!isRpcAvailable(url)) continue;
+
+    try {
+      const result = await run(provider);
+      preferredRpcIndex = index;
+      return result;
+    } catch (error) {
+      lastError = error;
+      markRpcUnavailable(url);
+    }
+  }
+
+  const fallbackIndex = preferredRpcIndex === 0 ? 1 : 0;
+  const fallback = rpcProviders[fallbackIndex] ?? rpcProviders[0];
+
+  try {
+    const result = await run(fallback.provider);
+    preferredRpcIndex = fallbackIndex;
+    return result;
+  } catch (error) {
+    throw lastError ?? error;
+  }
+};
+
+const nearRpc = {
+  query: <R extends QueryResponseKind = CodeResult>(
+    ...args: Parameters<NearRpcProvider["query"]>
+  ) => queryNearRpc((provider) => provider.query<R>(...args)),
+
+  txStatus: (...args: Parameters<NearRpcProvider["txStatus"]>) =>
+    queryNearRpc((provider) => provider.txStatus(...args)),
+};
 
 type CallProps<A extends object = Record<string, unknown>> = {
   args?: A;
diff --git a/src/middleware.ts b/src/middleware.ts
index bfb091cc..4f7ade43 100644
--- a/src/middleware.ts
+++ b/src/middleware.ts
@@ -40,3 +40,7 @@ export async function middleware(request: NextRequest) {
 
   return NextResponse.next();
 }
+
+export const config = {
+  matcher: ["/profile/:path*"],
+};
diff --git a/src/pages/campaign/[campaignId]/index.tsx b/src/pages/campaign/[campaignId]/index.tsx
index d3bf9698..f3bf66f9 100644
--- a/src/pages/campaign/[campaignId]/index.tsx
+++ b/src/pages/campaign/[campaignId]/index.tsx
@@ -3,7 +3,6 @@ import { ReactElement, useMemo } from "react";
 import type { GetStaticPaths, GetStaticProps } from "next";
 import { useRouter } from "next/router";
 
-import { INDEXER_API_ENDPOINT_URL } from "@/common/_config";
 import { APP_METADATA } from "@/common/constants";
 import { CampaignDonorsTable, CampaignSettings } from "@/entities/campaign";
 import { CampaignLayout } from "@/layout/campaign/components/layout";
@@ -120,9 +119,9 @@ export const getStaticProps: GetStaticProps<CampaignPageProps> = async (context)
       image: campaign?.cover_image_url ?? fallbackSeo.image,
     };
 
-    return { props: { seo }, revalidate: 300 };
+    return { props: { seo }, revalidate: 3600 };
   } catch {
-    return { props: { seo: fallbackSeo }, revalidate: 60 };
+    return { props: { seo: fallbackSeo }, revalidate: 600 };
   } finally {
     clearTimeout(timeoutId);
   }
diff --git a/src/pages/robots.txt.ts b/src/pages/robots.txt.ts
index cad91ba4..dbb8f3bf 100644
--- a/src/pages/robots.txt.ts
+++ b/src/pages/robots.txt.ts
@@ -26,7 +26,7 @@ ${sitemapLines}
 `;
 
   res.setHeader("Content-Type", "text/plain; charset=utf-8");
-  res.setHeader("Cache-Control", "s-maxage=1800, stale-while-revalidate=3600");
+  res.setHeader("Cache-Control", "s-maxage=86400, stale-while-revalidate=86400");
   res.write(robots);
   res.end();
 
diff --git a/src/pages/sitemap.xml.ts b/src/pages/sitemap.xml.ts
index 2a3ea722..a72a3f0a 100644
--- a/src/pages/sitemap.xml.ts
+++ b/src/pages/sitemap.xml.ts
@@ -66,7 +66,7 @@ ${urls
 </urlset>`;
 
     res.setHeader("Content-Type", "application/xml");
-    res.setHeader("Cache-Control", "s-maxage=1800, stale-while-revalidate=3600");
+    res.setHeader("Cache-Control", "s-maxage=86400, stale-while-revalidate=86400");
     res.write(xml);
     res.end();
   } catch {
@@ -84,7 +84,7 @@ ${urls
 
     res.statusCode = 200;
     res.setHeader("Content-Type", "application/xml");
-    res.setHeader("Cache-Control", "s-maxage=600, stale-while-revalidate=1200");
+    res.setHeader("Cache-Control", "s-maxage=3600, stale-while-revalidate=86400");
     res.end(xml);
   }