Principal Engineer with over 17 years’ experience in leading technology solutions for large initiatives involving End-to-End implementation- Have hands on/real world experience in Banking and Financial domain. More than 13 years experience with American Express - Performs lead engineer as well as individual contributor for the most complex computer applications and projects- Solid understanding of industry proven design patterns and expert level understanding of distributed application architectures- Drive detailed technical design and perform design reviews- Partner with key stakeholders to create solutions design approach and lead the implementation with Agile, engineering mindset, relentless focus on quality and timely delivery.- Influence developers and senior leadership to establish, develop, deliver and maintain all aspects of applications framework- Active involvement throughout development life cycle. Proficient at designing and implementing core back-end development tasks including API integration, REST API Development. - Practical expertise across Java, Spring Web Services Spring Boot, Spring WebFlux, Reactive, caching solution- Extensive experience in designing and implementation of continuous integration, continuous delivery, continuous deployment through Jenkins and build automation tools like Maven and Ant.- Experience in all facets of full CM process with tools such as SVN, GIT and Jenkins- Expertized in using JIRA software with Jenkins and github for real time bug tracking and issue management.- Expertise in implementing Agile and SDLC software development methodologies.- Expertise in using Junit framework . Test NG, Mockito- Excellent knowledge of NOSQL - Cassandra and Couchbase- Expertise in Micro service architecture with Spring Boot based services interacting through a combination of REST and Apache Kafka message brokers- Extensive work experience on Spring Framework modules ( Spring Core, Spring Web, Spring JDBC, Spring Rest Services, Spring Data Access/Integration, Spring Batch, Spring AOP,Spring Transaction and Spring Security ).- Strong understanding of Micro-Service patterns - CQRS, Event Sourcing, Hystrix, Aggregator, Proxy chaining .- Hands on experience in working with Docker and Kubernetes- Hands on experience in BDD using Cucumber. Technical skills:Java, J2EE, JMS, Hibernate, Spring , Spring Batch, Spring Boot, RESTful WebServices, Design Patterns, JSON, Micro-services architecture, Docker Container, ,Kafka, Rally, Agile, Couchbase, Cassandra, Maven.