Rohit Wadhwa is a senior software engineer and architect with over 15 years of experience in full-stack development, system architecture, and leading cross-functional engineering teams. He specializes in building large-scale, cloud-native applications using Java, Spring Boot, React, and React Native, with extensive experience across AWS, Azure, and GCP environments.
Currently at Walmart Technologies, Rohit leads the development of next-generation omnichannel point-of-sale applications supporting web and mobile platforms. His work contributes to transaction volumes exceeding $1 billion, with a focus on scalability, reliability, accessibility (WCAG compliance), and global deployment. He has driven architectural design, chaos engineering practices, and production resiliency initiatives while leading multiple Scrum teams.
Previously, Rohit served as a Senior Java Developer at Hexaware Technologies, supporting Fannie Mae’s large-scale mortgage financing systems. There, he modernized legacy platforms using AWS, microservices, and Spring technologies, implementing blue/green deployments, circuit breaker patterns, and automation frameworks to ensure high availability for national financial services.
Earlier in his career, he worked with CVS Healthcare (MedHOK) and Citi (via TCS), developing enterprise and healthcare applications, distributed systems, and ESB-based integrations. His experience spans performance tuning, database optimization, automation testing, and production support in regulated and high-availability environments.
Rohit holds a Bachelor’s degree in Information Technology and is an AWS Certified Developer and Solutions Architect. His technical expertise includes microservices, REST APIs, SQL and NoSQL databases, CI/CD pipelines, observability tools, and agile software development methodologies.