Shahnawaz Khan is a Sr. Software Development Engineer at Cigna-Express Scripts with a background in Java and Spring Framework. He's a hands-on developer who has served multiple teams within his company building apps from ground up or enhancing existing ones. He has a rich experience building REST APIs, building apps that interact/communicate with MongoDB, DB2, Kafka, IBM WMQ, and helping retire legacy systems while replacing them with faster, low cost, decoupled applications and microservices.