# Dhruv S. > Engineering at Walmart Labs | MIT xPRO | BCS Fellow Assessor Location: San Francisco Bay Area, United States Profile: https://flows.cv/dhruvs I have worked in the tech industry for over 16 years, specializing as a Strategic E-commerce Solutions Architect and Performance Optimization Specialist. My expertise includes designing, developing, and maintaining highly available, scalable and distributed large-scale systems for the retail industry. I focus on transforming complex platforms into high-performance microservices architectures. I have led projects for prominent industry leaders, driving global e-commerce success through innovative, multi-tenant solutions and cost-efficient strategies. My work has encompassed developing and optimizing high-performance microservices using technologies like Spring Boot, Cassandra, and Cosmos DB, improving scalability, reducing operational costs, and enhancing user experiences across international markets. My focus has also extended to performance optimization, security, and scalability, including leading critical system redesigns to meet evolving business demands. Additionally, I am a board member and Senior Vice President at The World Foundation (TNWF), a non-profit organization, serving in a volunteering role. I am also a Senior Member of the IEEE and a member of BCS (The Chartered Institute for IT). Beyond architecture and optimization, I am a dedicated thought leader and mentor. I have judged prestigious hackathons, contributed to industry conferences, and authored technical articles. My work has been recognized with multiple industry accolades, including the Titan Business Platinum and Globee Business Award. I am passionate about fostering innovation, delivering impactful e-commerce solutions, and guiding the next generation of engineers. ## Work Experience ### Staff Software Engineer @ Walmart Labs Jan 2020 – Present | San Francisco Bay Area ### Senior Software Engineer @ Walmart Labs Jan 2018 – Jan 2020 | San Francisco Bay Area Associate at walmart labs ### Senior Software Engineer @ EXILANT Technologies Private Limited Jan 2011 – Jan 2018 | San Francisco Bay Area Worked as a consultant at Apple Inc via Exilant Technologies. Performed following roles and responsibilities while working as Consultant at Apple. • Developed APIs to invoke distributed Cache. • Wrote Security filter to authenticate Kerberos, SSO, Opaque, SpNego and Web Cookie tokens. • Wrote the authorization filter using the OAuth 2.0 framework. • Wrote CORS filter for cross-origin communication. • Did data modeling for problems, counts and reporting API • Did integration of Apache Solr enterprise search platform to return counts for bug under each product and state (Open, Close, Duplicate). • Implemented bulk load and sync module to load data from Oracle DB to Cassandra and from Cassandra to Apache Solr document store using Kafka as a message broker which extracts and loads about 12 millions of records. • Wrote RESTful APIs for CURD operations for Problems and APIs to (upload, download, file list, metadata) to use Amazon S3 (Pie) object storage and to migrate old API code to use Java 1.8, Jetty, Spring (Core, Data JPA, Data Cassandra, Data REST, Security, JDBC, Boot) • Wrote test suit for Gatling using Scala for performance testing of APIs. • Wrote JUnit test cases using Mockito. • Wrote RESTful APIs for (Problem, labels, components) to using Cassandra • Wrote RESTful APIs for (upload, download, file list, metadata) to use Geneva and pie object storage. • Built RESTful APIs using Cassandra as a database and Apache Solr as a document store. • Wrote micro-services for problem API, product API, reporting APIs and attachment services. • Wrote RESTful APIs for search functionalities. • Implemented bulk load and sync module to load data from Oracle DB to Cassandra Web Service endpoint and from Cassandra Web Service endpoint to Apache Solr using Kafka as a message broker which extracts and loads about 8 millions of records in less than two hours. • Built RESTful APIs using Cassandra Web-Service endpoint as a database and Apache Solr as a document store. ### Software Engineer @ EXILANT Technologies Private Limited Jan 2008 – Jan 2011 | Bengaluru Area, India Worked on Apple projects on behalf of Exilant from offshore location Bangalore. Played following role as Software developer • Wrote Security interceptor to authenticate Kerberos, Opaque and Web Cookie tokens. • Wrote restful web service to check update of new version of software, upload, download of software from application server • Wrote restful web services to check update of new version of software, upload, download of software from application server • Wrote demon utility which runs in the background. This utility reads data from JMS queue and dumps data to reporting tables. • Wrote web-based reporting tool using JQuery, angular, JavaScript. This reporting tool is used by Apple Application Owners to generate report app number of download, success, failure of download, the reason for failure. • Performed logical database design, entity-relationship modeling, and mapping relationships. • Identified each module and their components, designed user interfaces, and process flow. • Coded and tested high-level components, provided coding standards, mentored and assisted other developers to ensure quality, scalability, and extensibility. • Worked closely with software testing team for bug tracking, issue resolution, enhancement requests implementation and facilitating UAT testing and Production implementation. • Wrote APIs for role product mapping and skill product mapping portlets. • Performed logical database design, entity-relationship modeling, and mapping relationships. • Identified each module and their components, designed user interfaces, and process flow. • Wrote APIs to search role, product, and skills in role-product mapping, skill-product mapping, and role quick links. • Wrote PL/SQL stored procedures, functions, and queries for fetching data from database. • Worked closely with software testing team for bug tracking, issue resolution, enhancement requests implementation and facilitating UAT testing and Production implementation. ## Education ### Computer Science MIT xPRO ### Computer Science (edX) Stanford University ### Bachelor of Technology (B.Tech.) in Information Technology Dr. A.P.J. Abdul Kalam Technical University ### Bachelor of Technology (B.Tech.) in Information Technology GLA University ## Contact & Social - LinkedIn: https://linkedin.com/in/dhruv-kumar-seth - Portfolio: https://dhruvseth.com --- Source: https://flows.cv/dhruvs JSON Resume: https://flows.cv/dhruvs/resume.json Last updated: 2026-04-12