Karl-Oskar Rikås is a skilled software professional with experience in back-end development and data engineering. Currently serving as a Back End Developer at Apple since April 2024, Karl-Oskar previously worked at Pagos Solutions as a Software Engineer - Data, where contributions included deploying data aggregation rollups utilizing Redshift optimizations. Prior experience includes a role at Klarna as an Engineer in Functional Programming, where work involved developing bank payment solutions in Haskell as part of a graduate program, and an internship at Debricked focusing on machine learning applications in source code analysis. Early career experience includes work as a Full Stack Developer at Bookboost Guest Messaging, enhancing a real-time chat application. Karl-Oskar holds a Master's degree in Computer Science and Engineering from The Faculty of Engineering at Lund University and participated in an exchange program at Beihang University in Electronic Information Engineering.