Kun Chen, a former Meta engineering manager, said that only 2% of engineers are using AI "very effectively." Justin Sullivan/Getty Images Kun Chen, a former Meta manager, said that just 2% of engineers use AI "very effectively." Chen said companies will allocate the most impactful projects to that subset. He said developers need to have urgency in figuring out how to become more effective with AI. Tech companies are slashing jobs left and right, leaving many workers wondering if their role is next. In an episode of Steve Huynh's, "A Life Engineered" podcast released Monday, Kun Chen , a former engineer at Microsoft, Meta, and Atlassian, said that only about 2% of engineers are getting outsized results from AI — and that gap could make a difference in terms of who gets left behind. "Mastering agentic engineering has proven to lead to a massive boost in productivity, but this is only achieved by a small number of developers," Chen told Business Insider.…