About

Jemmy Dangi is a highly skilled Senior Software Engineer with over 4 years of experience in building, maintaining, and scaling distributed systems. He is currently working as a Backend Developer at Paytm Payments Bank, where he is responsible for handling Paytm's Unified Transaction History, serving the home page with daily active unique user count to 10.1 million and daily hits to 86 million. Jemmy has a strong technical background in designing and maintaining distributed systems, microservice architecture, data structures, and algorithms. He is proficient in Core Java, Spring Boot, Kafka, Elastic Search, Aerospike, New Relic, and Graphana. Jemmy has designed and developed several microservices related to order management and payment handling, handling multi-million transactions per day. He has also designed and developed the Unified Passbook for Paytm from scratch, providing users with a unified and combined view for all their transactions on the app. This serves the home page of Paytm Application with 10.1 million daily unique active users and 86 million hits in total. He has also provided localization support in the passbook to serve the multi-lingual user base of Paytm. Additionally, Jemmy has implemented an application-level rate limiter to prevent the system from being overwhelmed and maintain reliability. He has also integrated filters and search support in the passbook for a better user experience and to help users perform quick searches on transaction history. Jemmy has also developed a Recon Engine for the Passbook to eliminate any discrepancies between the system and its sources. Jemmy has previously worked as a Software Engineer at Paytm Payments Bank, where he designed and developed a scalable Bank Notification Service from scratch responsible for sending SMS, mail, and push notifications to users. He has integrated all bank transactional modules with the notification service to notify customers of every transactional action on the app. Jemmy holds a Bachelor of Technology degree in Computer Science from the University Institute of Engineering and Technology (UIET), Kurukshetra University. He also holds a Secondary School degree in Science from RKP Sr. Sec School, Rohtak. Jemmy is a skilled Software Engineer with expertise in Spring, Java, Spring Boot, Search, Research Scientist, Backend, Elastic Search, Kafka, Microservices, New Relic, test, and Javascript. He has relevant experience of 6.03 years.