diff --git a/JobTrackerApi/Services/StartupInitializationExtensions.cs b/JobTrackerApi/Services/StartupInitializationExtensions.cs
index 1cf1a36..cc0902b 100644
--- a/JobTrackerApi/Services/StartupInitializationExtensions.cs
+++ b/JobTrackerApi/Services/StartupInitializationExtensions.cs
@@ -773,12 +773,20 @@ public static class StartupInitializationExtensions
             "Id" INTEGER NOT NULL CONSTRAINT "PK_CareerProfiles" PRIMARY KEY AUTOINCREMENT,
             "OwnerUserId" TEXT NOT NULL,
             "ProfileJson" TEXT NOT NULL,
+            "LongTailJson" TEXT NOT NULL DEFAULT '',
             "Version" INTEGER NOT NULL,
             "CreatedAtUtc" TEXT NOT NULL,
             "UpdatedAtUtc" TEXT NOT NULL
         );
         """);
 
+                    // LongTailJson was added to the CareerProfile model (Phase 3) but this CREATE and
+                    // the MySQL one were never updated to match, and no column-repair existed — so a
+                    // CareerProfiles table created before this line lacks the column and /api/cv/outline
+                    // (CareerProfileService.LoadStructuredAsync) fails with "Unknown column LongTailJson".
+                    // Additive repair for existing databases.
+                    EnsureColumn(c, "CareerProfiles", "LongTailJson", """ALTER TABLE "CareerProfiles" ADD COLUMN "LongTailJson" TEXT NOT NULL DEFAULT '';""");
+
                     Exec(c, """
         CREATE TABLE IF NOT EXISTS "CareerProfileVersions" (
             "Id" INTEGER NOT NULL CONSTRAINT "PK_CareerProfileVersions" PRIMARY KEY AUTOINCREMENT,
@@ -1620,6 +1628,7 @@ public static class StartupInitializationExtensions
         `Id` int NOT NULL AUTO_INCREMENT,
         `OwnerUserId` varchar(255) NOT NULL,
         `ProfileJson` longtext NOT NULL,
+        `LongTailJson` longtext NOT NULL,
         `Version` int NOT NULL,
         `CreatedAtUtc` datetime(6) NOT NULL,
         `UpdatedAtUtc` datetime(6) NOT NULL,
@@ -1628,6 +1637,11 @@ public static class StartupInitializationExtensions
                         cmd.ExecuteNonQuery();
                     }
 
+                    // Additive repair for a CareerProfiles table created before LongTailJson was added
+                    // to the model. Without it, /api/cv/outline fails with "Unknown column LongTailJson".
+                    // DEFAULT '' backfills existing rows and matches the non-nullable model property.
+                    EnsureMySqlColumn(conn, "CareerProfiles", "LongTailJson", "ALTER TABLE `CareerProfiles` ADD COLUMN `LongTailJson` longtext NOT NULL DEFAULT '';");
+
                     if (!HasMySqlTable(conn, "CareerProfileVersions") && HasMySqlTable(conn, "CareerProfiles"))
                     {
                         using var cmd = conn.CreateCommand();