Having 12+ years of experience in the Design, Development, and implementation of Server Side Applications • Worked on multiple projects in Sapient to develop an application from scratch and integrated it with other Systems. • Worked on the PaymentGateway project at Paytm and scaled the system to handle the peaks of over 2000 Request Per Second, 300+ Transaction Per Second, and 7+ Million Transactions a day. • Worked on Scalability, Performance, Load balancing, Fail-over, and In-memory Caching concerns with Java applications. • Worked on Fluent project at Sapient to improve the upload process of the large data set and create graph on the basis of the data and create utility to restore graph in case of any failure happen. Specialties : • Design & Development • Service Oriented Architecture • R&D, Engineering and SDLCs - Agile - Scrum Domains: Payment Gateway, NBFC, Education. Tech Stack: Data Structure, & Algorithms, Java/ J2EE Technologies as JDBC, Struts, Spring framework, Redis Cache, RabbitMQ, MySql, ElasticSearch, Apache Kafka, Web services (REST/SOAP), Ant, Maven, SVN, GIT,AWS Cloud(EC2,S3,Lambda, DynamoDB, API)