Lexi (Jiaxi) Chen is a Data Scientist at Meta at Meta. She is proficient in English. Colleagues describe her as "During my tenure at Wayfair, I had the distinct pleasure of working under Lexi within the PLA tech pod. Lexi stands out as not only an exceptional analyst with a keen analytical mind but also as an exemplary manager and mentor. Her proficiency in analytics was evident from the outset. She adeptly mentored me in A/B testing methodologies upon my joining the team, demonstrating her expertise. What truly sets Lexi apart is her approach to integrating a deep understanding of business questions into test designs, ensuring that business needs are always at the forefront of our strategies. What impresses me most about Lexi is her genuine leadership style. Her regular check-ins weren't just routine; they were opportunities for real growth and learning. She provided feedback that was always constructive, helping me and others on the team develop professionally in ways we hadn't imagined. It's her sincerity, transparency, and the organized way she approaches challenges that truly make her a one-of-a-kind manager and mentor. In short, any team would be lucky to have Lexi. She's not just a great analyst or manager, she's a true leader who genuinely cares about her team and their success."