The Lead Client Growth Manager will be part of InMobi's growing performance team in the Americas region. The role involves owning client relationships, maximizing campaign ROI, leading campaign analysis, tracking revenue and delivery, and achieving quarterly account retention, revenue, and margin goals. Close collaboration with internal teams (traders, ad operations) and external partners (MMPs, DMPs) is essential. The role requires a strategic mindset, proven track record in revenue growth and retention, and experience in programmatic, demand-side advertising.