BuilderHubBUILDER PASSSILICON STAR SELECTEDZarrar HassanFounder of plain. Building the intelligence layer for education.IDENTITY兼职创业LOCATIONBeijing, ChinaPRODUCTplainFOCUSReact / React Native / Firebase AuthenticationBUILDER PROFILEZarrar Hassan is the founder of plain, an AI education company building the intelligen...