Executive Profile

Karan Kumar Ratra

Driving Scalable E-Commerce & Retail Innovation • Walmart Global Tech• Sunnyvale, California

Senior Engineering Leader | Distributed Systems | Retail Technology

Building resilient, high-scale commerce platforms that turn engineering complexity into measurable business impact.

I lead globally distributed teams at Walmart Global Tech, architecting event-driven platforms that power fulfillment, customer remediation, and enterprise-scale retail operations. My work spans more than 16 years across retail, fintech, and telecom, with a focus on scalable systems, strong engineering cultures, and outcomes that matter to customers and the business.

Walmart Global Tech Platform architecture Engineering leadership Thought leadership
16+ Years across retail, fintech, and telecom
100M+ Daily messages orchestrated in fulfillment systems
25% Platform efficiency improvement delivered at Walmart
$10M Potential regulatory exposure prevented at PayPal