Sourin Sutradhar serves as a Portfolio Architect at Delta Air Lines since February 2023, specializing in various squads within Onboard Services, including Menu Management Systems and Data Solutions. Prior to this role, Sourin was a Senior Software Engineer at Twitter on the Core Data and Metrics Team from February 2022 to February 2023, and a Senior Technical Lead at Paytm focusing on the Payment Gateway Team from January 2021 to February 2022. Experience also includes positions at Hotstar as a Senior Software Development Engineer, Razorpay as a Backend Developer, and Playment as a Lead Android Developer, where Sourin developed an app that scaled to 180K users. Earlier work includes backend development at Olacabs.com and a Senior Software Developer position at Oracle IDC. Sourin's academic background consists of a Dual Degree in Electronics and Electrical Communication Engineering from the Indian Institute of Technology, Kharagpur, and a senior secondary qualification from Kendriya Vidyalaya.