feat: add undo toast for skip, apply, and status moves

Accidental skips and status changes can be reversed within a few seconds via toast Undo, including bulk actions and keyboard shortcuts.

orchestrator/src/client/api/client.ts

@@ -645,6 +645,15 @@ export async function updateJob(
   });
 }
 
+export async function restoreJobStatuses(
+  restores: Array<{ jobId: string; status: Job["status"] }>,
+): Promise<{ restored: number; jobs: Job[] }> {
+  return fetchApi<{ restored: number; jobs: Job[] }>("/jobs/restore-status", {
+    method: "POST",
+    body: JSON.stringify({ restores }),
+  });
+}
+
 export async function getTracerAnalytics(options?: {
   jobId?: string;
   from?: number;

orchestrator/src/client/components/ReadyPanel.tsx

@@ -25,6 +25,7 @@ import {
 import type React from "react";
 import { useCallback, useEffect, useMemo, useRef, useState } from "react";
 import { toast } from "sonner";
+import { toastWithUndo } from "@/client/lib/jobActionUndo";
 import { Button, buttonVariants } from "@/components/ui/button";
 import {
   DropdownMenu,
@@ -135,8 +136,7 @@ export const ReadyPanel: React.FC<ReadyPanelProps> = ({
   const handleUndoApplied = useCallback(
     async (jobId: string) => {
       try {
-        // Revert to ready status
+        await api.restoreJobStatuses([{ jobId, status: "ready" }]);
-        await api.updateJob(jobId, { status: "ready" });
         trackProductEvent("jobs_job_action_completed", {
           action: "move_to_ready",
           result: "success",
@@ -199,9 +199,9 @@ export const ReadyPanel: React.FC<ReadyPanelProps> = ({
         description: `${job.title} at ${job.employer}`,
         action: {
           label: "Undo",
-          onClick: () => handleUndoApplied(job.id),
+          onClick: () => void handleUndoApplied(job.id),
         },
-        duration: 6000,
+        duration: 8000,
       });
     } catch (error) {
       trackProductEvent("jobs_job_action_completed", {
@@ -254,14 +254,19 @@ export const ReadyPanel: React.FC<ReadyPanelProps> = ({
     if (!job) return;
 
     try {
-      await skipJobMutation.mutateAsync(job.id);
+      const { restores } = await skipJobMutation.mutateAsync(job.id);
       trackProductEvent("jobs_job_action_completed", {
         action: "skip",
         result: "success",
         from_status: job.status,
         to_status: "skipped",
       });
-      toast.message("Job skipped");
+      toastWithUndo({
+        title: "Job skipped",
+        restores,
+        onRestored: onJobUpdated,
+        successMessage: "Skip undone",
+      });
       onJobMoved(job.id);
       await onJobUpdated();
     } catch (error) {

orchestrator/src/client/components/discovered-panel/DiscoveredPanel.tsx

@@ -6,6 +6,7 @@ import type { Job } from "@shared/types.js";
 import type React from "react";
 import { useEffect, useRef, useState } from "react";
 import { toast } from "sonner";
+import { toastMoveToReadyUndo, toastWithUndo } from "@/client/lib/jobActionUndo";
 import { trackProductEvent } from "@/lib/analytics";
 import { JobDetailsEditDrawer } from "../JobDetailsEditDrawer";
 import { DecideMode } from "./DecideMode";
@@ -63,14 +64,19 @@ export const DiscoveredPanel: React.FC<DiscoveredPanelProps> = ({
     if (!job) return;
     try {
       setIsSkipping(true);
-      await skipJobMutation.mutateAsync(job.id);
+      const { restores } = await skipJobMutation.mutateAsync(job.id);
       trackProductEvent("jobs_job_action_completed", {
         action: "skip",
         result: "success",
         from_status: job.status,
         to_status: "skipped",
       });
-      toast.message("Job skipped");
+      toastWithUndo({
+        title: "Job skipped",
+        restores,
+        onRestored: onJobUpdated,
+        successMessage: "Skip undone",
+      });
       onJobMoved(job.id);
       await onJobUpdated();
     } catch (error) {
@@ -100,8 +106,10 @@ export const DiscoveredPanel: React.FC<DiscoveredPanelProps> = ({
         to_status: "ready",
       });
 
-      toast.success("Job moved to Ready", {
+      toastMoveToReadyUndo({
+        jobId: job.id,
         description: "Your tailored PDF has been generated.",
+        onRestored: onJobUpdated,
       });
 
       onJobMoved(job.id);

orchestrator/src/client/hooks/queries/useJobMutations.ts

@@ -46,7 +46,28 @@ export function useMarkAsAppliedMutation() {
 export function useSkipJobMutation() {
   const queryClient = useQueryClient();
   return useMutation({
-    mutationFn: (id: string) => api.skipJob(id),
+    mutationFn: async (id: string) => {
+      const response = await api.runJobAction({
+        action: "skip",
+        jobIds: [id],
+      });
+      const result = response.results.find((entry) => entry.jobId === id);
+      if (!result?.ok) {
+        throw new Error(
+          result && !result.ok
+            ? result.error.message
+            : "Job action did not return a result for the job",
+        );
+      }
+      const restores: Array<{ jobId: string; status: Job["status"] }> = [
+        {
+          jobId: id,
+          status: result.undo?.previousStatus ?? "discovered",
+        },
+        ...(result.undo?.alsoSkipped ?? []),
+      ];
+      return { job: result.job, restores };
+    },
     onMutate: async (id) => {
       await queryClient.cancelQueries({ queryKey: queryKeys.jobs.detail(id) });
       const previousJob = queryClient.getQueryData<Job>(

orchestrator/src/client/lib/jobActionUndo.test.ts

@@ -0,0 +1,62 @@
+import { describe, expect, it, vi } from "vitest";
+
+vi.mock("sonner", () => ({
+  toast: {
+    success: vi.fn(),
+    message: vi.fn(),
+    error: vi.fn(),
+  },
+}));
+
+vi.mock("@client/api", () => ({
+  restoreJobStatuses: vi.fn(async () => ({ restored: 1, jobs: [] })),
+}));
+
+import * as api from "@client/api";
+import { toast } from "sonner";
+import {
+  restoresFromSkipResults,
+  toastWithUndo,
+} from "./jobActionUndo";
+
+describe("restoresFromSkipResults", () => {
+  it("includes primary and also-skipped restores", () => {
+    const restores = restoresFromSkipResults([
+      {
+        jobId: "a",
+        ok: true,
+        job: { id: "a" } as never,
+        undo: {
+          previousStatus: "ready",
+          alsoSkipped: [{ jobId: "b", status: "discovered" }],
+        },
+      },
+      { jobId: "c", ok: false, error: { code: "X", message: "nope" } },
+    ]);
+    expect(restores).toEqual([
+      { jobId: "a", status: "ready" },
+      { jobId: "b", status: "discovered" },
+    ]);
+  });
+});
+
+describe("toastWithUndo", () => {
+  it("wires Undo action to restoreJobStatuses", async () => {
+    toastWithUndo({
+      title: "Job skipped",
+      restores: [{ jobId: "j1", status: "discovered" }],
+    });
+    expect(toast.message).toHaveBeenCalled();
+    const call = vi.mocked(toast.message).mock.calls[0];
+    const opts = call?.[1] as {
+      action?: { onClick: () => void };
+    };
+    expect(opts?.action?.label ?? opts?.action).toBeTruthy();
+    opts?.action?.onClick();
+    await vi.waitFor(() => {
+      expect(api.restoreJobStatuses).toHaveBeenCalledWith([
+        { jobId: "j1", status: "discovered" },
+      ]);
+    });
+  });
+});

orchestrator/src/client/lib/jobActionUndo.ts

@@ -0,0 +1,146 @@
+import * as api from "@client/api";
+import type { JobActionResult, JobStatus, JobStatusRestore } from "@shared/types";
+import { toast } from "sonner";
+
+const DEFAULT_UNDO_MS = 8_000;
+
+export type StatusRestore = JobStatusRestore;
+
+/** Collect restore snapshots from skip action results (includes auto-skipped dupes). */
+export function restoresFromSkipResults(
+  results: JobActionResult[],
+): StatusRestore[] {
+  const byId = new Map<string, StatusRestore>();
+  for (const result of results) {
+    if (!result.ok || !result.undo) continue;
+    byId.set(result.jobId, {
+      jobId: result.jobId,
+      status: result.undo.previousStatus,
+    });
+    for (const also of result.undo.alsoSkipped ?? []) {
+      if (!byId.has(also.jobId)) {
+        byId.set(also.jobId, also);
+      }
+    }
+  }
+  return Array.from(byId.values());
+}
+
+export async function restoreJobStatuses(
+  restores: StatusRestore[],
+): Promise<void> {
+  if (restores.length === 0) return;
+  await api.restoreJobStatuses(restores);
+}
+
+/**
+ * Show a success/message toast with an Undo action that restores prior statuses.
+ */
+export function toastWithUndo(input: {
+  title: string;
+  description?: string;
+  restores: StatusRestore[];
+  variant?: "success" | "message";
+  durationMs?: number;
+  onRestored?: () => void | Promise<void>;
+  successMessage?: string;
+}): void {
+  const {
+    title,
+    description,
+    restores,
+    variant = "message",
+    durationMs = DEFAULT_UNDO_MS,
+    onRestored,
+    successMessage = restores.length === 1
+      ? "Undone"
+      : `Restored ${restores.length} jobs`,
+  } = input;
+
+  if (restores.length === 0) {
+    if (variant === "success") {
+      toast.success(title, { description, duration: durationMs });
+    } else {
+      toast.message(title, { description, duration: durationMs });
+    }
+    return;
+  }
+
+  const action = {
+    label: "Undo",
+    onClick: () => {
+      void (async () => {
+        try {
+          await restoreJobStatuses(restores);
+          toast.success(successMessage);
+          await onRestored?.();
+        } catch (error) {
+          const message =
+            error instanceof Error ? error.message : "Failed to undo";
+          toast.error(message);
+        }
+      })();
+    },
+  };
+
+  if (variant === "success") {
+    toast.success(title, { description, action, duration: durationMs });
+  } else {
+    toast.message(title, { description, action, duration: durationMs });
+  }
+}
+
+/** Convenience for a single skip with known previous status (when action result undo is unavailable). */
+export function toastSkipUndo(input: {
+  jobId: string;
+  previousStatus: JobStatus;
+  title?: string;
+  description?: string;
+  alsoSkipped?: StatusRestore[];
+  onRestored?: () => void | Promise<void>;
+}): void {
+  const restores: StatusRestore[] = [
+    { jobId: input.jobId, status: input.previousStatus },
+    ...(input.alsoSkipped ?? []),
+  ];
+  toastWithUndo({
+    title: input.title ?? "Job skipped",
+    description: input.description,
+    restores,
+    variant: "message",
+    onRestored: input.onRestored,
+    successMessage: "Skip undone",
+  });
+}
+
+export function toastAppliedUndo(input: {
+  jobId: string;
+  title?: string;
+  description?: string;
+  onRestored?: () => void | Promise<void>;
+}): void {
+  toastWithUndo({
+    title: input.title ?? "Marked as applied",
+    description: input.description,
+    restores: [{ jobId: input.jobId, status: "ready" }],
+    variant: "success",
+    onRestored: input.onRestored,
+    successMessage: "Reverted to Ready",
+  });
+}
+
+export function toastMoveToReadyUndo(input: {
+  jobId: string;
+  title?: string;
+  description?: string;
+  onRestored?: () => void | Promise<void>;
+}): void {
+  toastWithUndo({
+    title: input.title ?? "Job moved to Ready",
+    description: input.description,
+    restores: [{ jobId: input.jobId, status: "discovered" }],
+    variant: "success",
+    onRestored: input.onRestored,
+    successMessage: "Moved back to Discovered",
+  });
+}

orchestrator/src/client/pages/JobPage.tsx

@@ -27,6 +27,7 @@ import {
 import React from "react";
 import { useNavigate, useParams } from "react-router-dom";
 import { toast } from "sonner";
+import { toastAppliedUndo, toastWithUndo } from "@/client/lib/jobActionUndo";
 import { invalidateJobData } from "@/client/hooks/queries/invalidate";
 import {
   useCheckSponsorMutation,
@@ -257,7 +258,11 @@ export const JobPage: React.FC = () => {
     await runAction("mark-applied", async () => {
       if (!job) return;
       await markAsAppliedMutation.mutateAsync(job.id);
-      toast.success("Marked as applied");
+      toastAppliedUndo({
+        jobId: job.id,
+        description: `${job.title} at ${job.employer}`,
+        onRestored: loadData,
+      });
     });
   };
 
@@ -268,15 +273,26 @@ export const JobPage: React.FC = () => {
         id: job.id,
         update: { status: "in_progress" },
       });
-      toast.success("Moved to in progress");
+      toastWithUndo({
+        title: "Moved to in progress",
+        restores: [{ jobId: job.id, status: "applied" }],
+        variant: "success",
+        onRestored: loadData,
+        successMessage: "Reverted to Applied",
+      });
     });
   };
 
   const handleSkip = async () => {
     await runAction("skip", async () => {
       if (!job) return;
-      await skipJobMutation.mutateAsync(job.id);
+      const { restores } = await skipJobMutation.mutateAsync(job.id);
-      toast.message("Job skipped");
+      toastWithUndo({
+        title: "Job skipped",
+        restores,
+        onRestored: loadData,
+        successMessage: "Skip undone",
+      });
     });
   };
 

orchestrator/src/client/pages/OrchestratorPage.test.tsx

@@ -34,6 +34,24 @@ vi.mock("../api", () => ({
   }),
   getProfile: vi.fn().mockResolvedValue({ personName: "Test User" }),
   skipJob: vi.fn().mockResolvedValue({}),
+  runJobAction: vi.fn().mockImplementation(async (input: { action: string; jobIds: string[] }) => {
+    const jobId = input.jobIds[0] ?? "job-1";
+    return {
+      action: input.action,
+      requested: 1,
+      succeeded: 1,
+      failed: 0,
+      results: [
+        {
+          jobId,
+          ok: true,
+          job: { id: jobId, status: "skipped" },
+          undo: { previousStatus: "ready", alsoSkipped: [] },
+        },
+      ],
+    };
+  }),
+  restoreJobStatuses: vi.fn().mockResolvedValue({ restored: 1, jobs: [] }),
   markAsApplied: vi.fn().mockResolvedValue({}),
   processJob: vi.fn().mockResolvedValue({}),
 }));
@@ -1096,8 +1114,16 @@ describe("OrchestratorPage", () => {
 
     pressKey("s");
     await waitFor(() => {
-      expect(api.skipJob).toHaveBeenCalledWith("job-1");
+      expect(api.runJobAction).toHaveBeenCalledWith({
-      expect(toast.message).toHaveBeenCalledWith("Job skipped");
+        action: "skip",
+        jobIds: ["job-1"],
+      });
+      expect(toast.message).toHaveBeenCalledWith(
+        "Job skipped",
+        expect.objectContaining({
+          action: expect.objectContaining({ label: "Undo" }),
+        }),
+      );
     });
 
     pressKey("a");
@@ -1105,7 +1131,9 @@ describe("OrchestratorPage", () => {
       expect(api.markAsApplied).toHaveBeenCalledWith("job-1");
       expect(toast.success).toHaveBeenCalledWith(
         "Marked as applied",
-        expect.anything(),
+        expect.objectContaining({
+          action: expect.objectContaining({ label: "Undo" }),
+        }),
       );
     });
 
@@ -1127,6 +1155,12 @@ describe("OrchestratorPage", () => {
     await waitFor(() => {
       expect(toast.message).toHaveBeenCalledWith("Moving job to Ready...");
       expect(api.processJob).toHaveBeenCalledWith("job-2");
+      expect(toast.success).toHaveBeenCalledWith(
+        "Job moved to Ready",
+        expect.objectContaining({
+          action: expect.objectContaining({ label: "Undo" }),
+        }),
+      );
     });
   });
 

orchestrator/src/client/pages/orchestrator/JobDetailPanel.tsx

@@ -33,6 +33,7 @@ import {
 import type React from "react";
 import { useCallback, useEffect, useMemo, useRef, useState } from "react";
 import { toast } from "sonner";
+import { toastAppliedUndo, toastWithUndo } from "@/client/lib/jobActionUndo";
 import { JobDescriptionMarkdown } from "@/client/components/JobDescriptionMarkdown";
 import { getRenderableJobDescription } from "@/client/lib/jobDescription";
 import { Button } from "@/components/ui/button";
@@ -261,7 +262,11 @@ export const JobDetailPanel: React.FC<JobDetailPanelProps> = ({
         from_status: selectedJob.status,
         to_status: "applied",
       });
-      toast.success("Marked as applied");
+      toastAppliedUndo({
+        jobId: selectedJob.id,
+        description: `${selectedJob.title} at ${selectedJob.employer}`,
+        onRestored: onJobUpdated,
+      });
       await onJobUpdated();
     } catch (error) {
       trackProductEvent("jobs_job_action_completed", {
@@ -279,14 +284,19 @@ export const JobDetailPanel: React.FC<JobDetailPanelProps> = ({
   const handleSkip = async () => {
     if (!selectedJob) return;
     try {
-      await skipJobMutation.mutateAsync(selectedJob.id);
+      const { restores } = await skipJobMutation.mutateAsync(selectedJob.id);
       trackProductEvent("jobs_job_action_completed", {
         action: "skip",
         result: "success",
         from_status: selectedJob.status,
         to_status: "skipped",
       });
-      toast.message("Job skipped");
+      toastWithUndo({
+        title: "Job skipped",
+        restores,
+        onRestored: onJobUpdated,
+        successMessage: "Skip undone",
+      });
       await onJobUpdated();
     } catch (error) {
       trackProductEvent("jobs_job_action_completed", {
@@ -304,14 +314,21 @@ export const JobDetailPanel: React.FC<JobDetailPanelProps> = ({
   const handleMoveToInProgress = async () => {
     if (!selectedJob) return;
     try {
+      const fromStatus = selectedJob.status;
       await api.updateJob(selectedJob.id, { status: "in_progress" });
       trackProductEvent("jobs_job_action_completed", {
         action: "move_in_progress",
         result: "success",
-        from_status: selectedJob.status,
+        from_status: fromStatus,
         to_status: "in_progress",
       });
-      toast.success("Moved to in progress");
+      toastWithUndo({
+        title: "Moved to in progress",
+        restores: [{ jobId: selectedJob.id, status: fromStatus === "applied" ? "applied" : "applied" }],
+        variant: "success",
+        onRestored: onJobUpdated,
+        successMessage: "Reverted to Applied",
+      });
       await onJobUpdated();
     } catch (error) {
       trackProductEvent("jobs_job_action_completed", {

orchestrator/src/client/pages/orchestrator/useJobSelectionActions.tsx

@@ -7,6 +7,7 @@ import {
 } from "@shared/types.js";
 import { useCallback, useEffect, useMemo, useRef, useState } from "react";
 import { toast } from "sonner";
+import { restoresFromSkipResults, toastWithUndo } from "@/client/lib/jobActionUndo";
 import { trackProductEvent } from "@/lib/analytics";
 import type { FilterTab } from "./constants";
 import { JobActionProgressToast } from "./JobActionProgressToast";
@@ -250,7 +251,30 @@ export function useJobSelectionActions({
         });
 
         if (result.failed === 0) {
-          toast.success(`${result.succeeded} ${successLabel}`);
+          if (action === "skip") {
+            const restores = restoresFromSkipResults(result.results);
+            toastWithUndo({
+              title: `${result.succeeded} ${successLabel}`,
+              restores,
+              variant: "success",
+              onRestored: loadJobs,
+              successMessage: "Skip undone",
+            });
+          } else if (action === "move_to_ready") {
+            const restores = selectedAtStart.map((jobId) => ({
+              jobId,
+              status: "discovered" as const,
+            }));
+            toastWithUndo({
+              title: `${result.succeeded} ${successLabel}`,
+              restores,
+              variant: "success",
+              onRestored: loadJobs,
+              successMessage: "Moved back to Discovered",
+            });
+          } else {
+            toast.success(`${result.succeeded} ${successLabel}`);
+          }
         } else {
           toast.error(
             `${result.succeeded} succeeded, ${result.failed} failed.`,

orchestrator/src/client/pages/orchestrator/useKeyboardShortcuts.ts

@@ -9,6 +9,7 @@ import { SHORTCUTS } from "@client/lib/shortcut-map";
 import type { JobAction, JobListItem } from "@shared/types.js";
 import { useCallback, useRef } from "react";
 import { toast } from "sonner";
+import { toastAppliedUndo, toastMoveToReadyUndo, toastWithUndo } from "@/client/lib/jobActionUndo";
 import { safeFilenamePart } from "@/lib/utils";
 import type { FilterTab } from "./constants";
 import { tabs } from "./constants";
@@ -145,10 +146,18 @@ export function useKeyboardShortcuts(args: UseKeyboardShortcutsArgs): void {
         if (!selectedJob) return;
         shortcutActionInFlight.current = true;
         const jobId = selectedJob.id;
+        const previousStatus = selectedJob.status;
         skipJobMutation
           .mutateAsync(jobId)
-          .then(async () => {
+          .then(async ({ restores }) => {
-            toast.message("Job skipped");
+            toastWithUndo({
+              title: "Job skipped",
+              restores: restores.length
+                ? restores
+                : [{ jobId, status: previousStatus }],
+              onRestored: loadJobs,
+              successMessage: "Skip undone",
+            });
             selectNextAfterAction(jobId);
             await loadJobs();
           })
@@ -171,8 +180,10 @@ export function useKeyboardShortcuts(args: UseKeyboardShortcutsArgs): void {
         markAsAppliedMutation
           .mutateAsync(jobId)
           .then(async () => {
-            toast.success("Marked as applied", {
+            toastAppliedUndo({
+              jobId,
               description: `${selectedJob.title} at ${selectedJob.employer}`,
+              onRestored: loadJobs,
             });
             selectNextAfterAction(jobId);
             await loadJobs();
@@ -205,8 +216,10 @@ export function useKeyboardShortcuts(args: UseKeyboardShortcutsArgs): void {
         api
           .processJob(jobId)
           .then(async () => {
-            toast.success("Job moved to Ready", {
+            toastMoveToReadyUndo({
+              jobId,
               description: "Your tailored PDF has been generated.",
+              onRestored: loadJobs,
             });
             selectNextAfterAction(jobId);
             await loadJobs();

orchestrator/src/server/api/routes/jobs.ts

@@ -23,6 +23,7 @@ import {
   getTasks,
   stageEventMetadataSchema,
   transitionStage,
+  unapplyJob,
   updateStageEvent,
 } from "@server/services/applicationTracking";
 import {
@@ -178,6 +179,7 @@ const updateJobSchema = z.object({
   selectedProjectIds: z.string().optional(),
   pdfPath: z.string().optional(),
   tracerLinksEnabled: z.boolean().optional(),
+  appliedAt: z.string().nullable().optional(),
   sponsorMatchScore: z.number().min(0).max(100).optional(),
   sponsorMatchNames: z.string().optional(),
   notes: z.string().max(10000).nullable().optional(),
@@ -380,6 +382,7 @@ async function executeJobActionForJob(
         });
       }
 
+      const previousStatus = job.status;
       const updated = await jobsRepo.updateJob(
         jobId,
         { status: "skipped" },
@@ -402,14 +405,25 @@ async function executeJobActionForJob(
         updated.ownerProfileId,
         updated.id,
       );
-      if (alsoSkipped > 0) {
+      if (alsoSkipped.length > 0) {
         logger.info("Auto-skipped duplicate open jobs", {
           jobId: updated.id,
-          alsoSkipped,
+          alsoSkipped: alsoSkipped.length,
         });
       }
 
-      return { jobId, ok: true, job: updated };
+      return {
+        jobId,
+        ok: true,
+        job: updated,
+        undo: {
+          previousStatus,
+          alsoSkipped: alsoSkipped.map((entry) => ({
+            jobId: entry.id,
+            status: entry.previousStatus,
+          })),
+        },
+      };
     }
 
     if (action === "move_to_ready") {
@@ -964,6 +978,87 @@ jobsRouter.post("/actions/stream", async (req: Request, res: Response) => {
   }
 });
 
+const restoreStatusSchema = z.object({
+  restores: z
+    .array(
+      z.object({
+        jobId: z.string().min(1),
+        status: z.enum([
+          "discovered",
+          "processing",
+          "ready",
+          "applied",
+          "in_progress",
+          "skipped",
+        ]),
+      }),
+    )
+    .min(1)
+    .max(2500),
+});
+
+/**
+ * POST /api/jobs/restore-status - Undo skip / apply / move by restoring prior statuses.
+ */
+jobsRouter.post("/restore-status", async (req: Request, res: Response) => {
+  try {
+    const parsed = restoreStatusSchema.safeParse(req.body);
+    if (!parsed.success) {
+      return fail(res, badRequest("Invalid restore payload", {
+        issues: parsed.error.issues,
+      }));
+    }
+
+    const restored: Job[] = [];
+    for (const entry of parsed.data.restores) {
+      const job = await jobsRepo.getJobById(entry.jobId);
+      if (!job) {
+        return fail(res, notFound(`Job not found: ${entry.jobId}`));
+      }
+
+      const from = job.status;
+      const to = entry.status;
+
+      const allowed =
+        (from === "skipped" && (to === "discovered" || to === "ready")) ||
+        (from === "applied" && to === "ready") ||
+        (from === "ready" && to === "discovered") ||
+        (from === "in_progress" && to === "applied") ||
+        (from === "processing" && to === "discovered") ||
+        from === to;
+
+      if (!allowed) {
+        return fail(
+          res,
+          badRequest(
+            `Cannot restore job ${entry.jobId} from "${from}" to "${to}"`,
+            { jobId: entry.jobId, from, to },
+          ),
+        );
+      }
+
+      if (from === "applied" && to === "ready") {
+        await unapplyJob(job.id);
+      }
+
+      const updated = await jobsRepo.updateJob(
+        job.id,
+        {
+          status: to,
+          ...(to === "ready" || to === "discovered" ? { appliedAt: null } : {}),
+        },
+        job.ownerProfileId,
+      );
+      if (updated) restored.push(updated);
+    }
+
+    return ok(res, { restored: restored.length, jobs: restored });
+  } catch (error) {
+    const message = error instanceof Error ? error.message : "Unknown error";
+    res.status(500).json({ success: false, error: message });
+  }
+});
+
 jobsRouter.post("/:id/process", async (req: Request, res: Response) => {
   const forceRaw = req.query.force as string | undefined;
   const force = forceRaw === "1" || forceRaw === "true";
@@ -1375,6 +1470,7 @@ jobsRouter.post("/:id/generate-pdf", async (req: Request, res: Response) => {
   }
 });
 
+
 /**
  * POST /api/jobs/:id/apply - Mark a job as applied
  */
@@ -1433,10 +1529,10 @@ jobsRouter.post("/:id/apply", async (req: Request, res: Response) => {
       updatedJob.ownerProfileId,
       updatedJob.id,
     );
-    if (alsoSkipped > 0) {
+    if (alsoSkipped.length > 0) {
       logger.info("Auto-skipped duplicate open jobs after apply", {
         jobId: updatedJob.id,
-        alsoSkipped,
+        alsoSkipped: alsoSkipped.length,
       });
     }
 

orchestrator/src/server/repositories/jobs.ts

@@ -170,13 +170,14 @@ export async function skipOpenJobsWithMatchingDedupKeys(
   },
   ownerProfileId: string,
   excludeJobId: string,
-): Promise<number> {
+): Promise<Array<{ id: string; previousStatus: JobStatus }>> {
   const anchorKeys = collectJobDedupKeys(anchor);
-  if (anchorKeys.length === 0) return 0;
+  if (anchorKeys.length === 0) return [];
 
   const rows = await db
     .select({
       id: jobs.id,
+      status: jobs.status,
       employer: jobs.employer,
       title: jobs.title,
       jobDescription: jobs.jobDescription,
@@ -190,7 +191,7 @@ export async function skipOpenJobsWithMatchingDedupKeys(
       ),
     );
 
-  let skipped = 0;
+  const skipped: Array<{ id: string; previousStatus: JobStatus }> = [];
   for (const row of rows) {
     const rowKeys = collectJobDedupKeys({
       employer: row.employer,
@@ -198,12 +199,15 @@ export async function skipOpenJobsWithMatchingDedupKeys(
       jobDescription: row.jobDescription,
     });
     if (!rowKeys.some((key) => anchorKeys.includes(key))) continue;
+    const previousStatus = row.status as JobStatus;
     const updated = await updateJob(
       row.id,
       { status: "skipped" },
       ownerProfileId,
     );
-    if (updated) skipped += 1;
+    if (updated) {
+      skipped.push({ id: row.id, previousStatus });
+    }
   }
   return skipped;
 }
@@ -771,15 +775,26 @@ export async function updateJob(
 ): Promise<Job | null> {
   const now = new Date().toISOString();
 
+  // Leaving applied / in_progress (e.g. undo mark-as-applied) clears appliedAt
+  // unless the caller sets it explicitly.
+  const leavingAppliedTrack =
+    input.status !== undefined &&
+    input.status !== "applied" &&
+    input.status !== "in_progress" &&
+    input.appliedAt === undefined;
+
   await db
     .update(jobs)
     .set({
       ...input,
       updatedAt: now,
       ...(input.status === "processing" ? { processedAt: now } : {}),
-      ...(input.status === "applied" && !input.appliedAt
+      ...(input.status === "applied" && input.appliedAt === undefined
         ? { appliedAt: now }
         : {}),
+      ...(leavingAppliedTrack || input.appliedAt === null
+        ? { appliedAt: null }
+        : {}),
     })
     .where(and(eq(jobs.id, id), eq(jobs.ownerProfileId, ownerProfileId)));
 

orchestrator/src/server/services/applicationTracking.ts

@@ -310,11 +310,11 @@ export function deleteStageEvent(eventId: string): void {
         .where(eq(jobs.id, event.applicationId))
         .run();
     } else {
-      // If no events left, maybe revert to discovered?
+      // No stage events left — undo apply should land on Ready (PDF may exist),
-      // For now just keep it as is or set to discovered if it was applied
+      // not Discovered.
       tx.update(jobs)
         .set({
-          status: "discovered",
+          status: "ready",
           appliedAt: null,
           outcome: null,
           closedAt: null,
@@ -326,6 +326,29 @@ export function deleteStageEvent(eventId: string): void {
   });
 }
 
+/**
+ * Undo mark-as-applied: clear the Applied stage event(s) and return the job to Ready.
+ * If later stage events exist, keeps them and sets status from the latest remaining event.
+ */
+export async function unapplyJob(applicationId: string): Promise<void> {
+  const events = await getStageEvents(applicationId);
+  if (events.length === 0) {
+    return;
+  }
+  const appliedOnly = events.every((event) => event.toStage === "applied");
+  if (appliedOnly) {
+    for (const event of events) {
+      deleteStageEvent(event.id);
+    }
+    return;
+  }
+
+  // Mixed timeline: remove only the initial Applied event(s), keep later stages.
+  for (const event of events.filter((e) => e.toStage === "applied")) {
+    deleteStageEvent(event.id);
+  }
+}
+
 function parseMetadata(raw: unknown): StageEventMetadata | null {
   if (!raw) return null;
   if (typeof raw === "string") {

shared/src/types/jobs.ts

@@ -322,7 +322,8 @@ export interface UpdateJobInput {
   selectedProjectIds?: string;
   pdfPath?: string;
   tracerLinksEnabled?: boolean;
-  appliedAt?: string;
+  /** Pass `null` to clear (e.g. undo mark-as-applied). */
+  appliedAt?: string | null;
   coverLetter?: string | null;
   sponsorMatchScore?: number;
   sponsorMatchNames?: string;

shared/src/types/pipeline.ts

@@ -66,11 +66,22 @@ export type JobActionRequest =
       };
     };
 
+/** Snapshot used by client Undo toasts after skip / apply / move. */
+export type JobStatusRestore = {
+  jobId: string;
+  status: Job["status"];
+};
+
 export type JobActionResult =
   | {
       jobId: string;
       ok: true;
       job: Job;
+      /** Present when the action can be reversed (e.g. skip). */
+      undo?: {
+        previousStatus: Job["status"];
+        alsoSkipped?: JobStatusRestore[];
+      };
     }
   | {
       jobId: string;