Jacqueline Reses
Executive Chair
Ms. Reses was appointed Executive Chair in May 2021 and has been a member of our Board since December 2020. Previously, she served as Executive Chair of Square Financial Services LLC and Capital Lead at Square, Inc., a publicly traded financial services company which provides payments, point of sale, and cashflow management services to small businesses and consumers, from October 2015 until October 2020. From February 2016 to July 2018, Ms. Reses also served as People Lead for Square, Inc. From September 2012 to October 2015, Ms. Reses served as Chief Development Officer of Yahoo! Inc. In this role, she focused on leading partnerships, acquisitions and investments, significant corporate tax transactions, as well as human resources. Prior to Yahoo, Ms. Reses led the U.S. media group as a Partner at Apax Partners Worldwide LLP, a global private equity firm, which she joined in 2001. Ms. Reses has served on the board of directors of Affirm, Inc., a publicly traded company, since January 2021, Endeavor Group Holdings, Inc., a publicly traded company, since August 2021, Social Capital Hedosophia Holdings Corp. III since April 2020 and Pershing Square Tontine Holdings, Ltd., since July 2020, and currently serves on the board of National Public Radio and the Economic Advisory Council of the Federal Reserve Bank of San Francisco. Ms. Reses previously served on the board of directors of Alibaba Group Holding Limited and Social Capital Hedosophia Holding Corp. Ms. Reses holds a B.S. in Economics with honors from the Wharton School of the University of Pennsylvania.
Julie Bradley
Ms. Bradley has served on our board of directors since October 2020. Ms. Bradley was previously the Chief Financial Officer of TripAdvisor, Inc., a publicly traded online travel planning site, from October 2011 to November 2015. Prior to joining TripAdvisor, Ms. Bradley also served as the Chief Financial Officer of Art Technology Group, Inc., a publicly traded ecommerce software company and as Vice President of Finance for Akamai Technologies, Inc., a publicly traded delivery network, cybersecurity, and cloud service company from 2000 to 2005 and an accountant at Deloitte & Touche LLP. Ms. Bradley previously served on the boards of other publicly traded companies, which include Blue Apron, Inc. from September 2015 to October 2020, Constant Contact, Inc. from June 2015 to February 2016, ExactTarget, Inc. from September 2012 to July 2013, and Wayfair Inc. from September 2012 to February 2021. Ms. Bradley holds a B.A. from Wheaton College.
Tanzeen Syed
Lead Independent Director
Mr. Syed has served on our board of directors since October 2016. Mr. Syed is a Managing Director at General Atlantic and focuses on investments in General Atlantic’s Technology sector. He rejoined General Atlantic in June 2018 after working there from 2006 to September 2013. Prior to rejoining General Atlantic, Mr. Syed was a Director at Temasek, an investment company, from July 2015 until June 2018, where he led U.S. technology growth investments, and prior to that, Mr. Syed was a Vice President at Great Hill Partners from October 2013 to June 2015, where he focused on Internet and software growth investing. Mr. Syed currently serves on the boards of directors of Kiwi.com, s.r.o., an online travel booking platform, and Riskified Ltd., a payment fraud management solution for online merchants, marketplaces, e-travel retailers, digital goods, and services providers, both of which are private portfolio companies of General Atlantic. Mr. Syed holds a B.A. in Economics and Political Science from Macalester College. 
Piotr Szulczewski
Founder and CEO
Mr. Sculczewski is our founder and has served as our Chief Executive Officer since July 2010. Prior to founding the Company, Mr. Szulczewski served in various positions at Google, Inc., a technology company, including as a technical lead and senior software engineer, from April 2005 until January 2009. Mr. Szulczewski holds a B.S. in mathematics and computer science from University of Waterloo. 
Stephanie Tilenius
Ms. Tilenius has served on our board of directors since August 2020. She is currently the CEO of Vida Health, Inc., a mobile continuous healthcare platform, which she founded in January 2014. Ms. Tilenius was an Executive in Residence at Kleiner Perkins Caufield & Byers, a venture capital firm, from June 2012 until October 2014, primarily focusing on companies within its Digital Growth Fund. From February 2010 until June 2012, Ms. Tilenius was Vice President of Global Commerce and Payments at Google, Inc., a technology company, where she oversaw digital commerce, product search and payments. Prior to joining Google, she served in various positions at eBay Inc.from March 2001 until October 2009, ultimately as Senior Vice President of eBay.com and Global Products. Ms. Tilenius was also a co-founder of PlanetRx.com, an online healthcare provider. She currently serves on the board of directors of SeaGate Technology PLC and Tradesy, a privately-held ecommerce company focused on women’s fashion, and within the past five years, served on the board of directors of Coach Inc. and Redbubble Limited. Ms. Tilenius holds a B.A. and an M.A from Brandeis University and an M.B.A. from the Harvard Business School. 
Hans Tung
Mr. Tung has served on our board of directors since January 2014. Mr. Tung is a Managing Partner at GGV Capital, a global venture capital firm, where he has worked since October 2013, in Menlo Park, CA. Prior to joining GGV, Mr. Tung was a managing partner at Qiming Venture Partners, a venture capital firm, in Shanghai, China. Mr. Tung began his VC career with Bessemer Venture Partners, a venture capital firm, in Menlo Park, CA, and was a former entrepreneur himself and a former technology banker at Merrill Lynch in New York and Hong Kong. He has served on the board of directors of Poshmark, Inc., a publicly traded company, since 2016. He has served on the board of directors of private companies, including Bowery Farming, JOKR, Misfit, musical.ly, Rupeek, StockX, Vedantu, Xiaohongshu, and Xiaomi. Mr. Tung holds a B.S. in Management Science and Engineering from Stanford University.