About

Ritwik Sahani is a hardworking and dedicated Senior Software Engineer with over 4.5 years of experience working for a fortune 500 company in supply chain technology and building applications to scale. He is currently working as a Staff Software Engineer at Walmart, where he has made significant contributions to the company's success. Ritwik is proficient in Java, Cassandra, and Spring, with good exposure to other technologies/languages such as Spark, Scala, Python, and no SQL databases. One of his major accomplishments of his career is building and scaling an optimization engine from scratch at the scale of Walmart. He has a strong engineering background with a Bachelor’s Degree from Birla Institute of Technology & Science, Pilani. During his tenure at Walmart, Ritwik has worked on several initiatives, including SWARM, a network optimization engine for grocery inbound of Walmart stores from suppliers via consolidation centers given various constraints in the network. He also led a team of 2 engineers to implement the empty maximal spaces (EMS) algorithm for bin packing as heuristic and meta-heuristic models, which showed improvements of over 15% in box utilization and estimated 25M savings per year. He has also worked on initiatives like geo sourcing (location-based tagging of items) and got an opportunity to lead the Next day delivery program from his application side. Ritwik's education history includes a Bachelor’s Degree in M.Sc(Tech) Information systems from Birla Institute of Technology & Science, Pilani, and a High School degree from Delhi Public School. His tech stack includes Software Engineer, Senior Software Engineer, SQL, Spark, Cassandra, Spring, Python, Scala, and Java. With almost 7 years of relevant experience, Ritwik Sahani is a highly skilled and experienced software engineer with a proven track record of delivering successful projects. He is a valuable asset to any organization and is always looking for new challenges to enhance his skills and knowledge.