Maddie Stein is an accomplished Human Resources professional with extensive experience in talent acquisition and HR management. Currently serving as a Senior Human Resources Business Partner at Optimizely since October 2025, Maddie previously held several roles at LumApps from April 2021 to October 2025, including US HR Manager and Talent Acquisition Specialist. Prior experience includes positions at Dimensional Fund Advisors as a Recruitment Coordinator and at AQR Capital Management as a Recruiting Analyst, where responsibilities encompassed enhancing candidate experiences and managing recruitment logistics. Maddie began a career in HR at Indeed, working as an Account Specialist and providing support to small business clients. Maddie holds a Bachelor of Science degree in Business, Management, Marketing, and Related Support Services from Roger Williams University, earned in 2015.
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