A former Googler and Twitter executive reveals how she rose through the ranks and landed one of the

After more than two years at Slack, April Underwood recently got promoted to be its chief product officer. The Texas native has helped head up product teams at tech companies for more than a decade, with previous stints at both Google and Twitter. Now it's her job to help Slack prepare for its next phase of growth.  Underwood sat down with Business Insider to discuss taking the reins on product from Slack's visionary founder and what the future holds at the $5.1 billion startup.  When...