Lajos Rajna is a Senior Software Engineer based in Zurich with 11 years of experience building robust, enterprise-grade Java backends for finance, telecom and travel platforms. He has a strong track record delivering multithreaded, distributed Linux systems—from risk reporting at Morgan Stanley to large-scale banking and telecom projects at EPAM and Swisscom. Equally passionate about software craftsmanship and performance, he pairs pragmatic enterprise engineering with a hobbyist’s dedication to video game development, which informs his creative problem-solving. Comfortable interviewing and mentoring, he blends deep backend expertise, SQL skills and production reliability to tackle complex, high-throughput systems.
11 years of coding experience
12 years of employment as a software developer
Bachelor of Science (B.Sc.), Computer Software Engineering, Bachelor of Science (B.Sc.), Computer Software Engineering at University of Szeged
Hajnóczy József Gimnázium, Humán Szakközépiskola és Kollégium
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Lajos Rajna - Senior Software Engineer at Swisscom