Data Science Career Mentor and Causal Inference Expert
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MetaAssociated BrandMark Eltsefon is a Data Science Career Mentor and Causal Inference Expert, ranked #2 in Tech & Software (Data Science) (Top 5%).
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Mark Eltsefon is a Staff Data Scientist at Meta with a background in TikTok, specializing in measuring the impact of marketing activities, product launches, and new features. He focuses on experiments, A/B testing, and causal inference, advocating for practical data applications. Outside of his professional role, he mentors aspiring data professionals, aiming to inspire 10 million people to pursue careers in data science. His content spans data science career advice, technical insights, and practical applications, often shared through LinkedIn and Substack. He has international experience across five countries and has mentored over 80 individuals, helping many achieve significant career advancements.
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