Samer ABDELKAFI has 13 years of experience as a software architect and engineer, a major in open source technologies. He has contributed to numerous and diverse projects in different sectors such as banking, insurance, education, public services, and utility billing. In 2016, he created DEVACT, a company specializing in information technology consulting. He has also reviewed two books related to Spring projects titled, Spring MVC Blueprints and Mastering Spring Cloud. In addition to this, he shares his experience on his blog and writes articles related to Java and web technologies.

Yogendra Sharma is a developer with experience of the architecture, design, and development of scalable and distributed applications. He was awarded a bachelor's degree from Rajasthan Technical University in computer science. With a core interest in microservices and Spring, he also has hands-on experience in technologies such as AWS Cloud, Python, J2EE, NodeJS, JavaScript, Angular, MongoDB, and Docker. Currently, he works as an IoT and cloud architect at Intelizign Engineering Services Pune.