About

Ravi Kumar is an experienced Technical Lead with almost 8.3 years of experience in developing microservices and scalable systems. He is skilled in designing and building highly scalable, available, resilient, fault-tolerant, distributed, cloud and on-premise systems. He is an expert in developing Enterprise class products having sub-second response processing millions of transactions per day. Ravi has developed reporting services using Big Data frameworks like Apache Spark, Kafka, NoSQL, etc. He has owned product RoadMap and Backlog along with the Product Management team. He has also built a complete CI/CD pipeline from scratch for SaaS products. Ravi's specialties include Java, Spring Boot, Reactor, Microservices, Cassandra, Apache Kafka, Docker, Mesos, Jenkins, RxJava, GoLang, and Python. He is currently working as a Technical Lead at Rakuten and has previously worked as a Senior Software Engineer at Rakuten and Engineer IV at Target. At Rakuten, Ravi is currently working on revamping the Browsing History module of Rakuten Ecom site which will handle more than 35k RPS/TPS during peak hours with an SLA of less than 10ms. He has also re-designed the Shipping module from scratch (Rakuten's One Day Delivery Goal) and integrated PayPal and Alipay as payment options (Rakuten pay). He has developed a Cart data analysis data pipeline using Hadoop/Hbase/Kafka/FluentD, etc. and won the Excellence award for completing the Shipping Project integration on time with minimum bugs and great code quality. Ravi has a Bachelor of Engineering (B.E.) degree in Information Science/Studies from Vishveshwaraiah Technological University. His tech stack includes Senior Software Engineer, Kafka, Cassandra, Spring Boot, Spring, Microservices, Software Engineer, Java, Jenkins, Spark, NoSQL, CI/CD, Big Data, product manager, Redis, Kubernetes, Docker, Azure, Hadoop, Integration, Python, Golang, SQL, Web, test, and MySQL. He has relevant experience of 9.78 years.