Ivan Provilkov is a research engineer and product-minded leader with nine years of experience building and scaling ML-driven consumer products and research systems. He has led teams from 0 to 20 engineers, shipping AI character-driven apps that reached top-10 positions on the US Google Play Store and grew MRR into five figures through rigorous A/B testing and rapid hypothesis cycles. His background blends academic research—two first-author ACL/EMNLP papers and contributions used by major labs—with hands-on production work fine-tuning and serving models up to 13B parameters. At Yandex he advanced uncertainty estimation and novel decoding techniques; more recently he focuses on preference tuning, RL-based evaluations, and fine-tuning platforms at Together AI. Ivan pairs deep technical expertise in NLP and transformers with product metrics obsession (notably large jumps in messages/user and retention), and a history of turning research insights into measurable user and business impact.
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