diff --git a/api/src/modules/workers/coms.ts b/api/src/modules/workers/coms.ts
index 0ef4a64..79a2e46 100644
--- a/api/src/modules/workers/coms.ts
+++ b/api/src/modules/workers/coms.ts
@@ -1,6 +1,7 @@
 import { Server } from "socket.io";
 import { events, EventTypes } from "../globalEvents";
 import { WorkerQueue } from "./queues";
+import { reserveWorkerId } from "../../workert";
 
 function emitGlobalEvent<K extends keyof EventTypes>(
   name: K,
diff --git a/api/src/modules/workers/incremental-sync.ts b/api/src/modules/workers/incremental-sync.ts
index c455f2b..bd7533e 100644
--- a/api/src/modules/workers/incremental-sync.ts
+++ b/api/src/modules/workers/incremental-sync.ts
@@ -6,5 +6,17 @@ import { WorkerQueue } from "./queues";
  * Called on an interval from the main API process so it survives worker restarts.
  */
 export async function enqueueIncrementalSync(): Promise<void> {
-  await getBoss().send(WorkerQueue.DALPURI_INCREMENTAL_SYNC, {});
+  const jobId = await getBoss().send(
+    WorkerQueue.DALPURI_INCREMENTAL_SYNC,
+    {
+      enqueuedAt: new Date().toISOString(),
+    },
+    {
+      singletonKey: "dalpuri-incremental-sync",
+    }
+  );
+
+  if (!jobId) {
+    console.debug("[interval] DALPURI_INCREMENTAL_SYNC already pending or active");
+  }
 }
diff --git a/api/src/modules/workers/jobFactory.ts b/api/src/modules/workers/jobFactory.ts
index 1766076..2daf160 100644
--- a/api/src/modules/workers/jobFactory.ts
+++ b/api/src/modules/workers/jobFactory.ts
@@ -32,6 +32,8 @@ export async function createWorkerJob<T>(
   queueType: WorkerQueue,
   workFn: (workerSocket: Socket) => Promise<T>,
 ): Promise<T> {
+  const managerUrl = process.env.MANAGER_SOCKET_URL ?? "http://localhost:8671";
+
   return new Promise((resolve, reject) => {
     // Request a worker ID and namespace from the manager
     socket.emit(
@@ -53,7 +55,7 @@ export async function createWorkerJob<T>(
         }
 
         // Connect to the worker-specific namespace
-        const workerSocket = io(`http://localhost:8671/worker-${workerId}`, {
+        const workerSocket = io(`${managerUrl}/worker-${workerId}`, {
           reconnection: false,
         });
 
diff --git a/api/src/workert.ts b/api/src/workert.ts
index 3c4b630..dccef23 100644
--- a/api/src/workert.ts
+++ b/api/src/workert.ts
@@ -163,6 +163,7 @@ if (import.meta.main) {
   // Register job handler for DALPURI_FULL_SYNC
   const { enqueueDalpuriFullSync } = await import("./modules/workers/sync-manager");
   const { executeIncrementalSync } = await import("./modules/workers/dalpuri-sync");
+  const { enqueueIncrementalSync } = await import("./modules/workers/incremental-sync");
   await boss.work(WorkerQueue.DALPURI_FULL_SYNC, async () => {
     const socket = await ensureManagerSocketReady();
     await enqueueDalpuriFullSync(socket);
@@ -170,10 +171,37 @@ if (import.meta.main) {
   console.log("[worker] Registered DALPURI_FULL_SYNC job handler");
 
   await boss.work(WorkerQueue.DALPURI_INCREMENTAL_SYNC, async () => {
-    await executeIncrementalSync();
+    const startedAt = Date.now();
+    console.log("[worker] DALPURI_INCREMENTAL_SYNC started");
+    try {
+      await executeIncrementalSync();
+      console.log(
+        `[worker] DALPURI_INCREMENTAL_SYNC completed in ${Date.now() - startedAt}ms`
+      );
+    } catch (err) {
+      console.error(
+        `[worker] DALPURI_INCREMENTAL_SYNC failed in ${Date.now() - startedAt}ms`,
+        err
+      );
+      throw err;
+    }
   });
   console.log("[worker] Registered DALPURI_INCREMENTAL_SYNC job handler");
 
+  const enqueueIncrementalWithLogging = () => {
+    enqueueIncrementalSync().catch((err) => {
+      console.error(
+        `[worker] interval enqueueIncrementalSync failed: ${err?.message ?? err}`
+      );
+    });
+  };
+
+  // Keep a worker-local 5s scheduler so incremental sync continues even when
+  // API interval scheduling is unavailable.
+  enqueueIncrementalWithLogging();
+  setInterval(enqueueIncrementalWithLogging, 5_000);
+  console.log("[worker] Started 5-second incremental enqueue interval");
+
   // Register job handler for REFRESH_SALES_METRICS
   const { executeSalesMetricsRefresh } = await import("./modules/workers/sales-metrics");
   await boss.work(WorkerQueue.REFRESH_SALES_METRICS, async (jobs) => {