diff --git a/src/features/mypage/ui/section/ProjectListSection.tsx b/src/features/mypage/ui/section/ProjectListSection.tsx
index 60d1e5a..13f6077 100644
--- a/src/features/mypage/ui/section/ProjectListSection.tsx
+++ b/src/features/mypage/ui/section/ProjectListSection.tsx
@@ -70,9 +70,17 @@ export const ProjectListSection = () => {
           <ProjectListItem
             key={project.projectId}
             name={project.title}
-            onClick={() =>
-              navigate(DYNAMIC_ROUTE_PATHS.PROJECT_DETAIL(project.projectId))
-            }
+            onClick={() => {
+              if (project.status === "IN_PROGRESS") {
+                navigate(
+                  `${ROUTE_PATHS.UPLOAD_STEP_BASE}/${project.projectId}/1`,
+                );
+              } else {
+                navigate(
+                  DYNAMIC_ROUTE_PATHS.PROJECT_DETAIL(project.projectId),
+                );
+              }
+            }}
             updatedAt={project.createdAt}
             status={project.status}
             roadmapType={project.roadmapType}
diff --git a/src/pages/upload/_step/UploadStepPage.tsx b/src/pages/upload/_step/UploadStepPage.tsx
index 50e3166..f6d66d0 100644
--- a/src/pages/upload/_step/UploadStepPage.tsx
+++ b/src/pages/upload/_step/UploadStepPage.tsx
@@ -165,6 +165,7 @@ function UploadStepContent({
 
   const [stepData, setStepData] = useState<ProjectStepResponse | null>(null);
   const [isStepLoading, setIsStepLoading] = useState(false);
+  const [isStepResolved, setIsStepResolved] = useState(false);
   const [isSaving, setIsSaving] = useState(false);
   const [isCompleting, setIsCompleting] = useState(false);
 
@@ -175,7 +176,31 @@ function UploadStepContent({
   const isLastStep = stepNum >= steps.length;
 
   useEffect(() => {
-    if (!projectId || !stepCode) return;
+    if (!project) return;
+
+    const stepResponses = project.stepResponses ?? [];
+
+    if (stepNum === 1 && stepResponses.length > 0) {
+      const nextStepIndex = stepResponses.findIndex(
+        (step) => !step.userSubmittedResult,
+      );
+
+      const targetStep =
+        nextStepIndex === -1 ? stepResponses.length : nextStepIndex + 1;
+
+      if (targetStep !== stepNum) {
+        navigate(`${ROUTE_PATHS.UPLOAD_STEP_BASE}/${projectId}/${targetStep}`, {
+          replace: true,
+        });
+        return;
+      }
+    }
+
+    setIsStepResolved(true);
+  }, [project, stepNum, projectId, navigate]);
+
+  useEffect(() => {
+    if (!isStepResolved || !projectId || !stepCode) return;
 
     const fetchStep = async () => {
       setIsStepLoading(true);
@@ -193,7 +218,7 @@ function UploadStepContent({
     };
 
     fetchStep();
-  }, [projectId, stepCode]);
+  }, [isStepResolved, projectId, stepCode]);
 
   const copyToClipboard = (text: string, setter: (v: boolean) => void) => {
     if (!navigator?.clipboard?.writeText) {