Donatas Mažionis is a seasoned software engineering professional with extensive experience across various roles in notable companies. Currently serving as Principal Engineer at Flo Health Inc. since November 2022, Donatas previously held positions such as Software Engineer at Layer Co, Lead Data Engineer at Revolut, and Software Development Engineer at Amazon. Prior roles include Tech Lead at Trustpilot and Developer at Drivr - Technology for Fleets, along with a long tenure as Senior Developer at Adform and Developer at Blue Bridge Code. Donatas holds a Master's degree in Software Engineering and a Bachelor's degree in Software Engineering from Vilnius University.