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      Slack

      Part of Salesforce

      Engaged Employer

      Slack reviews

      Amazing place to work - Staff Engineer Slack Employee Review

      5.0
      Sep 18, 2019
      Staff engineer
      Recommend
      CEO approval
      Business Outlook

      Pros

      - lots of challenging problems - great team - great culture - interesting tech stack

      Cons

      - hard to get code reviews sometimes as it's hard to determine the owner of a particular piece of functionality. - if you're not familiar with hack lang it's tough to get going

      Explore other reviews about Slack

      5.0
      Nov 24, 2025
      Swe intern
      Recommend
      CEO approval
      Business Outlook

      Pros

      Amazing team, cool & interesting work, fun intern events

      Cons

      No daily free lunch / cafeteria in building

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