Nandha Palanisamy

Head of Developer Ecosystem, eBay

Nandha Palanisamy is the Head of the Developer Ecosystem at eBay where he leads the engineering and product teams that build and manage Public APIs for the third party developers and partners to leverage eBay marketplace capabilities. He has a broad-spectrum of expertise from building consumer experiences for large scale with high availability to building platforms for developers to improve their productivity and engineering excellence. He has also led many employee development and community-impacting initiatives such as Unity for Women, up-leveling hiring and building technology solutions for NGOs.

Prior to eBay, Nandha was with PayPal and led the Engineering Platforms & Experiences organization in India which he built from scratch. His team had delivered various products and platforms to enhance the Engineering Experience regarding stability, modernization and productive experience for the PayPal Inc Engineering community. Before PayPal, he was with eBay for 11 years and led various domain teams including Checkout Applications, Shopping Cart, Loyalty and Home Page Engineering teams.

Deepak Sharma

VP, Payments and Risk Technology, eBay

Deepak Sharma is eBay’s VP of engineering for Payments & Risk. In this role, Deepak leads all technology for global Payments and Risk management. He is passionate about building technologies that ensure fast, simple and intuitive payment experiences while keeping the platform secure and stable.

Prior to joining eBay, Deepak has held multiple leadership roles at Amazon Web Services, Blackhawk Network, PayPal and Microsoft. He has spent multiple years building highly scalable, distributed systems and transforming payment technology.

Deepak holds a Bachelor in Computer Science from Delhi College of Engineering. He lives in Los Altos, CA, with his wife. Deepak is a passionate endurance runner and you can find him on trails most early mornings.

Ulrich Herberg

Distinguished Engineer, Payments, eBay

Ulrich is a Distinguished, MTS Software Engineer and supports eBay’s payments technology. At eBay, Ulrich focuses on large architectural problems, in particular in the area of Identity and regulatory projects.

With more than 11 years of experience at companies including Fujitsu, Panasonic and Yahoo, Ulrich is experienced in software architecture, backend development, security and infrastructure. Notably, he migrated the entire Payments platform of Yahoo ($1bn revenue) into AWS.

Ulrich has a Ph.D. in CS from Ecole Polytechnique (Paris France), has published dozens of papers in international journals and conferences and wrote over a dozen IETF RFC standards.

Julie Cheng

Head of Ads Engineering, eBay

Julie Cheng (she/her/hers) recently returned to eBay as the Senior Director of Advertising Engineering. She is responsible for the Promoted Listing advertising platform for eBay sellers.

Julie has over 17 years of advertising experience in both leadership roles across product management and engineering. She has worked at Yahoo!, Apple, and most recently Google in various businesses in the advertising ecosystem.

Julie has a Computer Science degree from University of California at Berkeley and a Master of Business Administration from Northwestern University’s Kellogg School of Management.

Xiaodi Zhang

VP, Seller Experience, eBay

Xiaodi Zhang has recently rejoined eBay as VP of Seller Experience. Her organization oversees seller inventory management tools, shipping, messaging, stores and feedback. During her first stint at eBay, Xiaodi helped build the eBay Toolbar and scale My eBay. Recently, she spent the last decade building and scaling 1stDibs to IPO. Xiaodi is excited to be back at eBay, and excited to work with our eBay Developer community to better meet our sellers' needs. Xiaodi received Bachelor and Master degrees in Economics from SMU.

Bryan Woodruff

VP, Seller Experience Engineering, eBay

Bryan Woodruff is eBay’s VP of engineering for Seller Experience. In this role, Bryan leads all technology for Seller Experience. He is passionate about building technologies that simplify and optimize our Seller Experience while improving our ability to respond rapidly to the changing marketplace as well as customer expectations.

With near 40 years of experience in software development and engineering, prior to joining eBay, Bryan has held multiple leadership and senior architect roles at Microsoft as well as building a consulting business and startup.

Bryan holds a B.S. from Western Governors University and is based out of Redmond, WA with his wife and is the proud parent of two active college students. Bryan is a passionate endurance athlete (triathlon) and mountaineering enthusiast.

Yefan Chen

Product Manager, Seller Experience, eBay

Yefan Chen is a Product Manager in Seller Experience responsible for the Post-List Orders domain. She helps to build better experiences for sellers so they can easily manage and fulfill their orders on eBay. Prior to eBay, Yefan has a broad range of experiences scaling products in finance, ad-tech, and e-commerce.

Yefan studied at University of Toronto for her Bachelor’s degree in Economics and the Massachusetts Institute of Technology for her MBA.

Barry Lewis

Sr. Product Manager, Selling Experience, eBay

Barry Lewis is the eBay Product Manager responsible for both the Trading API and the Inventory API listing platforms. In his role, Barry works closely with eBay software engineers to empower our API sellers, by bringing new and innovative features to market.

Prior to eBay, Barry worked as an independent consultant helping startups launch their MVP in sectors such as EdTech. Barry also led the product team at Neutrino Advisory, a startup Digital Strategy agency, where his team provided global fortune 500 clients with digital product solutions. Prior to his role at Neutrino, Barry spent time at Daily Racing Form, where he led the redesign and relaunch of drf.com, which included the improvement of the site’s ecommerce experience. His role at Daily Racing Form was instrumental in increasing the company’s digital revenue stream. Barry also spent time at American Express where he was responsible for the digital application experience for charge and credit cards, as well as Verizon Wireless where his work leading the prepaid team led to over $1 billion in annual revenue. A graduate of Howard University with a degree in Computer Systems Engineering, Barry also has a Master’s of Engineering in Computer Science from Cornell University and an MBA from the University of Southern California.

David Bernstein

Manager, Product Management, Selling Experience, eBay

David Bernstein is a Manager of Product Management on the eBay Seller Experience team. Over his more than 11 years at eBay, he has led teams in designing and building tools and experiences to help sellers manage and improve their eBay selling activity. He is a key member of the team that launched Seller Hub in 2015. He’s currently focused on features that help sellers manage their inventory and listings. Before eBay, David was a Program Manager at Microsoft creating community features for MSN and Bing. In a previous life, he worked as a television producer, most notably as Senior Producer of E! Entertainment Television’s “Talk Soup,” for which he won a daytime Emmy Award in 1995. David lives in Santa Clara, CA with his wife, 13-year-old daughter, and two little rescue dogs Peanut Butter and Honey.

Rekha Patel

Manager, Product Management, Selling Experience, eBay

Rekha Patel leads Product Management for eBay’s listing platform. She has over a decade of experience as a product manager and prior to that she led the Developer Technical Support team at eBay, working with third parties and large merchants for their eBay integrations. She has a masters degree in business administration from NIT, Trichy India.

Steve Chen

Sr. Product Manager, Selling Experience, eBay

Steve is a Senior Product Manager for eBay’s Seller Experience. In this role, his focus is on core selling tools that help B2C and B2B2C sellers manage their business in bulk via Seller Hub, MIP (Merchant Integration Platform) and Sell Feeds API. Steve also focuses on the improvement of eBay’s seller Overview pages on My eBay and Seller Hub. His goal is to improve the onboarding experience of new sellers and make these pages more intuitive for existing sellers.

Prior to eBay, Steve spent his time building and leading fast-paced startup opportunities professionally and as personal hobbies.

Steve holds a B.S. in Computer Science and Engineering from University of California, Davis and is based out of California. He has a passion for art, chess, entrepreneurship and (of course) selling on eBay.

Shree Rajakumar

Sr. Product Manager, Selling Experience, eBay

Shree Rajakumar is a Product Manager in the Seller Experience team. She focuses on key company initiatives such as Authenticity Guarantee, the eBay vault and also builds experiences for sellers to manage their orders and returns on eBay.

Prior to eBay, Shree spent more than 10 years at Samsung building products in the eCommerce, Omni-channel and the Retail space. Shree holds her Masters degree from the University of California and is based out of the Bay Area in California. Shree enjoys traveling and learning about different cultures.

Giovanni Fiorilli

Director of Product Management, Shipping, eBay

Giovanni Fiorilli is currently the Director of Product for Shipping and Logistics. He’s been at eBay for over 10 years, covering a number of roles within the shipping product and business functions across Europe and North America. Prior to eBay, Giovanni held various positions with Maersk and DB Schenker, deepening his expertise in the shipping and supply chain industry.

Giovanni holds a degree in Economics from Bocconi university, and a Master of Business Administration from IMD in Lausanne (Switzerland).

Lakshimi Duraivenkatesh

VP, Buyer Experience Engineering, eBay

Lakshimi Duraivenkatesh is the Vice President of Buyer Experience at eBay, where she oversees the teams that build products, platforms and experiences for eBay buyers. With over 20 years of industry experience, Lakshimi is known for her customer focus, strong technical acumen and being fanatical about solving complex business problems using scalable technical solutions. She has pioneered the efforts of quality and engineering excellence across her org and eBay, including her tenacious support for increasing developer velocity within eBay’s strategy of tech-led re-imagination. She is widely recognized as a fearless woman leader, and was recently honored by Silicon Valley Business Journal as one of their Top 100 Women of Influence in 2022.

Rick Ung

Director, Collectibles Product, eBay

Rick Ung leads eBay’s Collectibles Product Team, which is developing the next generation of eBay experiences designed for collectibles enthusiasts, both buyers and sellers. This includes the eBay vault, eBay Price Guide, eBay Collection, and Authenticity Guarantee for Trading Cards. Prior to his role leading Collectibles Product, Rick led the Buyer Growth Product team, including teams working on My eBay, Header, Coupons, and Loyalty. He first joined eBay 8 years ago as part of the Corporate Strategy team, and prior to that, was a consultant at McKinsey & Company. Rick received his Bachelor’s and Masters in Business Administration from Harvard. In his spare time, he buys and sells Legos on eBay and spends time with his extended family.

Nitzan Mekel

VP, Chief AI Officer, eBay

Nitzan is the Chief AI Officer at eBay where he runs the company-wide strategy for artificial intelligence and technology innovation. An R&D scientist by training, Nitzan has spent his career developing machine intelligence systems, directly integrated into mission-critical products. Having led enterprise AI organizations across multiple industries, including healthcare, financial services, and e-commerce, Nitzan is a thought leader in the delivery of transformational impact through real-time AI at scale, changing companies’ business models and core value propositions to their customers. Nitzan received his PhD from the University of Chicago, and currently resides in New York City as the GM of eBay NYC.

Gouthami Vudumula

Sr. Product Manager, Developer Ecosystem, eBay

Gouthami Vudumula is a Sr. Product Manager for the Developer ecosystem. She focuses on improving the Buy APIs with key company wide initiatives and overall enhancing the experience for our API integrators.

Prior to working at eBay, Gouthami worked as a Product Manager at Kohl's with expertise in Checkout, Payments, Risk and Privacy. Gouthami began her career as a software engineer and has more than 11 years of experience in the retail domain. Gouthami holds her Master's degree in Computer Science from Texas A&M University and is based out of the Bay Area in California.

Jancy Vincent

Sr. Engineering Manager, Developer Ecosystem, eBay

Jancy Vincent is a Senior Engineering Manager within the eBay Developer Ecosystem. A 10-year eBay employee, she currently leads the Developer Ecosystem engineering team, Developer Technical Support and the Public API Tech writers team while working closely with strategic partner integrations. Prior to her current role, Jancy led key projects on the mobile and speed teams, focused on improving the user experience for speed of critical buyer flow on eBay Web, mWeb and native applications. Jancy is customer-focused and known for building high-performing engineering teams and delivering high quality products.

Mazen Rawashdeh

SVP, Chief Technology Officer, eBay

Mazen Rawashdeh is eBay’s Chief Technology Officer, responsible for driving a large-scale technology vision, strategy, implementation and transformation across the company. His career includes nearly 30 years of experience in broad-range technology with Fortune 500, internet startups, social media and ecommerce companies, with a focus on building and scaling global platforms securely and efficiently.

Mazen rejoined eBay in 2016 from Twitter, where he was Vice President of Infrastructure Engineering & Operations. He played a key role in scaling Twitter’s business through its IPO. Mazen was also responsible for building, scaling and managing Twitter’s global infrastructure throughout its explosive growth.

Previously, Mazen spent more than eight years at eBay and was most recently Vice President of Technology Operations until 2011. Before eBay, he spent time in technical roles at LoudCloud and Oracle Corporation.

Mazen holds a Bachelor of Science in Computer Science and Mathematics from Chapman University. He has previously served on the Board of Quality Technology Services (QTS). His passions outside of work include hiking, soccer, and traveling with his family.