Sumil Panicker

Background

About Sumil Panicker

Hands-on, cross-functional senior technology leader with 23+ years of experience scaling engineering teams, modernizing platforms, and driving business growth across Mercari, Amazon, and Cisco. At Mercari, led an architecture transformation and scaled systems to support RPS for 100M+ users, accelerating user acquisition 3x. At Amazon, drove $5.7B in fashion category sales, launched Amazon’s largest seller, and increased org velocity by 20%. At Cisco, built resilient OTT platforms and improved development velocity 10x through automation and agile transformation. Recognized for building high-impact teams, leading large-scale, cross-functional programs, and aligning tech strategy with business outcomes. Proven track record in managing multiple senior leaders and delivering cutting-edge, scalable solutions in fast-paced, agile environments. Passionate about engineering and operational excellence, setting quality standards, and nurturing a culture of innovation. A thoughtful mentor and servant leader, committed to shaping future leaders and steering organizational strategy and technical vision. As a chief technology executive, have led full lifecycle ownership — from business analysis, development, QA, and documentation to delivery and monitoring — of cost-effective, value-driven IT solutions. Champion of DevOps practices, agile and waterfall methodologies, and process automation to deliver delightful consumer experiences with measurable bottom-line impact. Progressive experience in high-level technical delivery using modern technologies and programming languages. Known for customer-centric thinking, adaptability, learning mindset, resilience, and delegation — all driving breakthrough results in matrixed environments. Reach out: panickersumil@gmail.com