Santhoshkumar M K

About Santhoshkumar M K

With 25+ years of engineering leadership across FinTech, EdTech, E-commerce, and telecom, I specialize in building high-availability platforms, scaling multi-billion-dollar businesses, and leading global technology organizations through rapid growth, modernization, and compliance transformation.At Amazon, I lead a 70+ member engineering organization —delivering industry-defining products, revenue acceleration, and mission-critical systems powering 50M+ customers. I’ve consistently combined product innovation, P&L thinking, and operational rigor to deliver outcomes that move business needles, not just engineering metrics.Signature Impact Highlights• Built India’s fastest UPI Wallet, achieving <2s latency for 90%+ transactions and setting new industry performance benchmarks.• Led Gift Card GenAI product, transforming customer engagement through AI-driven personalization.• Scaled engineering capacity from 20 → 70+, built a robust leadership bench, and maintained 100% top-talent retention for three consecutive years.• Directed multiple Tier-1 distributed platforms processing TPS with 99.99% availability, ensuring reliability for high-stakes transactions.• Drove 100% wallet user growth in 18 months by re-architecting customer experience, performance, and business workflows.• Developed Amazon Academy, scaling it into a 100-member EdTech development team and delivering nationwide GTM adoption.• Spearheaded multilingual publishing for Kindle, enabling millions of Indian-language eBooks and unlocking massive regional content growth.• Filed patents in ML-based semantic clustering; pioneered ML-powered editorial features for Kindle.I bring a rare blend of deep technology leadership, product vision, and business accountability, with a proven track record of turning complex systems into scalable engines of growth. My focus now is on senior leadership roles where I can drive technology strategy, organizational scale, and next-stage growth for high-impact global products.

Experience

1. Senior Software Engineering Manager

   Amazon

   Oct 2017 — Present · Bengaluru, IN

   As a senior engineering leader at Amazon, I head a 70+ member organization that builds and scales multiple fintech platforms used by over 50 million customers. I drive technology strategy, platform modernization, people development, and end-to-end product execution across Wallet, UPI, Gift Cards, KYC, and Pay-on-Delivery ecosystems. My leadership combines product thinking, operational rigor, compliance excellence, and innovation to transform complex systems into high-growth business engines.Key Achievements:• Architected and delivered India’s fastest UPI wallet, redefining payment speed and reliability across Amazon Pay.• Sparked hyper-growth, accelerating wallet adoption by 3x through experience redesign, performance optimization, and new product capabilities.• Built and scaled a Tier-1 platform landscape capable of handling TPS with near-perfect uptime, ensuring dependable financial transactions globally.• Turned compliance into a competitive advantage by successfully steering 10+ high-stakes RBI audits across UPI, PPI, eKYC, and data localization.• Shaped GenAI-powered Gift card generation experience, introducing intelligent personalization into gifting journeys.• Scaled engineering capacity from 20 to 70+, built a strong leadership pipeline, and maintained three years of 100% retention among top performers.• Developed Amazon Academy as a full-fledged EdTech ecosystem, unifying technology, content, and distribution through a 100+ member cross-functional team.• Led Kindle’s Indian language expansion, enabling millions of regional-language books and strengthening Amazon’s digital publishing footprint.• Filed patents and introduced ML-driven features that elevated Kindle’s editorial and content-processing capabilities.

Education

• Cochin University of Science and Technology

  B.Tech, Computer Engineering

  1996 — 2000