● Spearheaded the implementation of the ISO 8583 specification and jPOS Framework for

credit/debit card issuing and processing, POS/ATM transactions, and HSM integration.

● Leveraged AWS, Java, Aurora MySQL, PostgreSQL, DynamoDB, OAuth 2.0, ECS, SNS, SQS, Kafka,

and more to deliver innovative solutions and process ISOMessages for major card networks

including VISA, MasterCard, Discover, and Pulse.

● Designed and developed scalable Key Block Crypto key management for HSM integration with

minimal configuration changes.

● Architected and implemented Multi-Region Auth for asynchronous message processing to

enhance service scalability and customer experience.

● Integrated Redis caching to ensure high reliability and performance of critical applications.

● Utilized Snowflake utilities, SnowPipe, and SnowSQL for data management and SQL query

development.

● Developed and maintained automated testing frameworks with AWS services such as CodeBuild,

CodeDeploy, Terraform, and GitHub integration.

● Created health metrics and monitors with Datadog and Terraform to improve application reliability

and monitoring.

● Transformed monolithic applications for loan origination, management, and credit card services

into Microservices to better manage increased traffic and processing demands.

● Designed high-performance, resilient APIs using Spring Boot, Spring Cloud, Spring Security, AWS

Lambdas, Kotlin, JPA, Hibernate, MongoDB, PostgreSQL, and Kubernetes.

● Integrated third-party APIs (Plaid and Fiserv) for various payment and verification services.

● Implemented message processing with JMS/RabbitMQ, unit testing with Mockito, and integrated

SonarQube for code quality.

● Enabled SSO and API security using OAuth2 and OKTA.

● Design and develop innovative solutions that meet functional and non-functional requirements like performance, scalability and reliability.

● Build REST APIs using Spring Boot, Spring Cloud, Spring Security in Docker

● Design and Development of Entity Model using Spring Framework, JPA, Hibernate, MongoDB, MySQL

● Implement Message processing using JMS/RabbitMQ, unit testing using Mockito and integrating SonarQube

● Implement CI/CD Pipeline

● Implement SSO and API Security using OAuth2 and OKTA

Delivered successful client projects for major companies including Wells Fargo, Cisco, Macy’s, GE Digital, and Chegg.

Macy’s, San Francisco, CA

● Developed REST APIs and microservices with Spring Boot, Spring Cloud, and Spring Security,

containerized with Docker.

● Designed entity models and implemented cache replication with JBoss Infinispan.

● Streamlined data processing with Kafka, Flume, and Hadoop, and developed Spark applications for

model training.

● Created mobile-enabled web applications with NodeJS, BackboneJS, Handlebars, and JQuery.

Chegg, Santa Clara, CA

● Built REST APIs/microservices with Spring Boot, Spring Cloud, and Spring Security in Docker

containers.

● Enhanced API QL and server-side runtime using GraphQL and Swagger API.

GE Digital, San Ramon, CA

● Implemented SSO and API security using SAML, UAA, OAuth2, and OpenId.

● Developed applications using Spring Boot, Spring Cloud, Go, and Redis for file storage and caching.

● Integrated New Relic and partner services with Predix Catalog and managed security scans.

Cisco, San Jose, CA

● Implemented SSO and API security using OAuth2 and OpenId.

● Developed applications using Spring Framework and JEE for Cisco’s product and engineering needs.

Wells Fargo, San Francisco, CA

● Designed and developed wholesale commercial banking services and SSO authentication solutions.

● Utilized Oracle, SiteMinder SSO, JMS, Java, and JEE technologies to deliver high-quality solutions.