Founded by Payment Leaders who scaled dispute resolution end to end

CO-FOUNDER, Revivflow

Sarathy Rajagopalan

Sarathy is a senior product leader who built his career at the intersection of payments, risk, and platform-scale innovation. At PayPal, he served as Senior Director of Platform Product Management, leading a global organization, with ownership of risk, compliance, and identity platforms supporting very high transaction volumes and reliability requirements. Earlier, as Director of Product Management, he led PayPal’s merchant risk platform and disputes management transformation—modernizing dispute resolution, real-time decisioning, and risk systems behind large-scale merchant and payment volume. His work spans AI and machine learning for fraud and risk, microservices and platform architecture, open banking partnerships, and merchant onboarding—turning strategy into roadmaps and measurable outcomes for the business. He holds an MBA from Santa Clara University and advanced degrees in industrial engineering, and is a named inventor on multiple fintech and semiconductor patents. As co-founder of Revivflow, he brings that platform leadership and payments expertise to merchants who want intelligent automation for chargebacks and dispute recovery.

CO-FOUNDER, Revivflow

Nischal Vittal

With more than twenty years in technology and product leadership, Nischal specialized in building scalable, data-driven solutions that delivered measurable business impact. At PayPal, he spent over a decade as Chief Product Owner for dispute experience and platform across PayPal, Venmo, and Zettle—where he leveraged analytics, customer insights, and cross-functional leadership to create innovative products that enhanced both consumer and merchant experiences. He led end-to-end dispute resolution strategy and delivery, unified fragmented dispute systems at scale, and raised automation and experimentation maturity across the dispute lifecycle. His work focused on reducing customer contact rates, strengthening merchant response capabilities, and improving operational efficiency through intelligent automation and platform modernization. By aligning product strategy with enterprise objectives, he drove seamless financial workflows that lowered operational costs while improving customer satisfaction. As co-founder of Revivflow, he brings that dispute and platform expertise to merchants who want to recover revenue with less manual effort.

SENIOR ENGINEER, Revivflow

Saravanan Shanmugam

Saravanan is a senior engineer with over a decade of experience building high-performance web applications and backend systems across startups and enterprise product teams. At Happyfox, he rebuilt the messaging infrastructure from the ground up, modernized the frontend technology stack, and expanded the platform's reach by connecting it with popular communication channels. At Rocketlane, he took ownership of some of the product's most technically demanding features and made the application noticeably faster and more reliable for end users. Earlier at Tata Consultancy Services, he helped ship banking applications used by millions of customers globally and was recognized for his contributions to a major product launch in North America. Across his career, he has worked across the full technology stack — from polished user interfaces to high-throughput backend services — with a focus on building things that scale without breaking. At Revivflow, he brings that engineering versatility and product sensibility to the technical foundation powering smarter, automated dispute recovery for merchants.

OUR MISSION

"To empower online merchants with AI-powered automation that prevents and simplifies chargebacks and unlocks financial efficiency enabling scalable, sustainable growth"

See what your disputes are costing you.

30 minutes with a founder. Bring a recent dispute and we'll walk through how we'd fight it.

Book a demo