diff --git a/app/jobs/onceoff/grant_emoji.rb b/app/jobs/onceoff/grant_emoji.rb
index e99cdbb2e78..696fd1f9528 100644
--- a/app/jobs/onceoff/grant_emoji.rb
+++ b/app/jobs/onceoff/grant_emoji.rb
@@ -26,7 +26,7 @@ module Jobs
     end
 
     def badge
-      @badge ||= Badge.find(Badge::FirstEmoji)
+      Badge.find(Badge::FirstEmoji)
     end
 
   end
diff --git a/app/jobs/onceoff/grant_first_reply_by_email.rb b/app/jobs/onceoff/grant_first_reply_by_email.rb
index a7d98cdfdbb..ae769f681c3 100644
--- a/app/jobs/onceoff/grant_first_reply_by_email.rb
+++ b/app/jobs/onceoff/grant_first_reply_by_email.rb
@@ -25,7 +25,7 @@ module Jobs
     end
 
     def badge
-      @badge ||= Badge.find(Badge::FirstReplyByEmail)
+      Badge.find(Badge::FirstReplyByEmail)
     end
 
   end
diff --git a/app/jobs/onceoff/grant_onebox.rb b/app/jobs/onceoff/grant_onebox.rb
index 6e4a92d69f4..0c63e6b7b85 100644
--- a/app/jobs/onceoff/grant_onebox.rb
+++ b/app/jobs/onceoff/grant_onebox.rb
@@ -35,7 +35,7 @@ module Jobs
     end
 
     def badge
-      @badge ||= Badge.find(Badge::FirstOnebox)
+      Badge.find(Badge::FirstOnebox)
     end
 
   end
diff --git a/app/jobs/scheduled/pending_queued_posts_reminder.rb b/app/jobs/scheduled/pending_queued_posts_reminder.rb
index 7eb3e3b8e8e..37b9afe6f4e 100644
--- a/app/jobs/scheduled/pending_queued_posts_reminder.rb
+++ b/app/jobs/scheduled/pending_queued_posts_reminder.rb
@@ -6,17 +6,19 @@ module Jobs
     def execute(args)
       return true unless SiteSetting.notify_about_queued_posts_after > 0 && SiteSetting.contact_email
 
-      if should_notify_ids.size > 0 && last_notified_id.to_i < should_notify_ids.max
-        message = PendingQueuedPostsMailer.notify(count: should_notify_ids.size)
+      queued_post_ids = should_notify_ids
+
+      if queued_post_ids.size > 0 && last_notified_id.to_i < queued_post_ids.max
+        message = PendingQueuedPostsMailer.notify(count: queued_post_ids.size)
         Email::Sender.new(message, :pending_queued_posts_reminder).send
-        self.last_notified_id = should_notify_ids.max
+        self.last_notified_id = queued_post_ids.max
       end
 
       true
     end
 
     def should_notify_ids
-      @_should_notify_ids ||= QueuedPost.new_posts.visible.where('created_at < ?', SiteSetting.notify_about_queued_posts_after.hours.ago).pluck(:id)
+      QueuedPost.new_posts.visible.where('created_at < ?', SiteSetting.notify_about_queued_posts_after.hours.ago).pluck(:id)
     end
 
     def last_notified_id
@@ -28,7 +30,7 @@ module Jobs
     end
 
     def self.last_notified_key
-      "last_notified_queued_post_id"
+      "last_notified_queued_post_id".freeze
     end
   end
 end
diff --git a/app/jobs/scheduled/poll_feed.rb b/app/jobs/scheduled/poll_feed.rb
index c30f68cd2d1..fcd0243aae2 100644
--- a/app/jobs/scheduled/poll_feed.rb
+++ b/app/jobs/scheduled/poll_feed.rb
@@ -19,7 +19,7 @@ module Jobs
     end
 
     def feed_key
-      @feed_key ||= "feed-modified:#{Digest::SHA1.hexdigest(SiteSetting.feed_polling_url)}"
+      "feed-modified:#{Digest::SHA1.hexdigest(SiteSetting.feed_polling_url)}"
     end
 
     def poll_feed