Principal / Senior Software Engineer - Mobile App Monetization (Ad Server)

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PubMatic seeks a Principal Software Engineer to lead design and development of scalable, low-latency, privacy-safe mobile app monetization systems. The role involves building backend services for SSP-DSP workflows, traffic shaping, QPS optimization, and mobile ad format handling. Candidates must have 5+ years backend experience in mobile app advertising or related AdTech, strong knowledge of mobile inventory signals, ad formats, performance advertising, attribution ecosystems, privacy compliance, and fraud prevention. Responsibilities include collaborating with cross-functional teams to build ML-integrated monetization systems, improving supply quality, and ensuring operational excellence. Requires a bachelor's degree in engineering. The position offers hybrid work from Bangalore, Pune, or remote in India, with benefits including healthcare, leave, broadband reimbursement, and career growth opportunities.