New Delhi, Jan. 29 -- As global retailers push toward seamless store-to-digital convergence, the complexity no longer lies in building apps or deploying APIs; it lies in making every customer interaction consistent, fair, resilient, and compliant at a massive scale. For Tesco, one of the largest global retailers, this transformation is being quietly engineered from Bengaluru.

At the centre of this effort is Karthikeyan S Sengottuvelusamy, Engineering Director, Channels, Tesco Technology, who leads omnichannel engineering across checkout systems, real-time APIs, next-generation till hardware, and AI-driven pricing platforms. His remit spans physical stores and digital channels alike, ensuring that customer journeys behave consistently whe...