About Author & Technical Reviewer
Lefteris Karageorgiou is a proud Greek family man who treasures every moment spent with his wonderful wife and two adorable children. From an early age, he was captivated by the fascinating world of video game development, devouring programming books on C++ and even writing his first program at the age of 15.
Armed with a Master's degree in Computer Science and a Bachelor's in Mathematics, Lefteris embarked on an incredibly rewarding 16-year journey in software engineering. He's worn many hats along the way, working as a developer, lead, and architect across diverse industries like trading, gaming, and maritime. His expertise extends to a wide array of programming languages, including Java, .NET, Python, NodeJS, React, and Angular. One of Lefteris's proudest achievements was successfully leading the migration of large monolithic systems to event-driven microservices architectures.
Not one to keep his knowledge to himself, Lefteris has shared his expertise as an AWS Tech Instructor for 4 years, training over 200 students on the AWS cloud platform. He's also a published Technical Author for the hugely popular blog, allowing him to indulge his passion for technical writing.
Currently, Lefteris works as a Solutions Architect at Amazon Web Services, guiding customers on their journey to the AWS Cloud. He's a serverless expert, advocating for serverless concepts through numerous high-profile presentations and events.
Moreover, Lefteris has co-founded a startup, assuming the role of the CTO, and played a pivotal role in successfully launching a MarTech platform, where he single-handedly developed the infrastructure, backend, and part of the frontend, all hosted on serverless services on AWS.
Beyond his professional life, Lefteris embraces an active lifestyle filled with workouts, swimming, and running. He dreams of one day retiring to a breathtaking Greek island, soaking up the sun and treasuring the vibrant Greek summers he loves so much.
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ABOUT TECHNICAL REVIEWER
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Prasant Samal has 12 years of experience in solutioning and designing web applications, deployed both on-premises and in the cloud. Prasant has worked across various industries, including insurance, fintech, and airlines. A results oriented Solution Architect with AWS certification, Prasant has excelled in delivering scalable applications in the insurance and investment domains over the past five years, showcasing a proven track record in end-to-end development lifecycle management.
Currently serving as a Solution Architect, Prasant has led successful migrations and modernizations of on-premises applications to AWS for clients. With certifications in AWS, Kubernetes, and multi-cloud networking, and a background of diverse roles in multiple organizations, Prasant demonstrates a comprehensive ability to translate complex requirements into technical specifications, mentor teams, and deliver solutions using both agile and waterfall methodologies.