Kosta Grujčić is a Senior Engineering Manager at Microsoft with 11 years of experience combining deep mathematical and algorithmic expertise with hands-on ML and systems engineering. He leads model engineering and LLM-agent teams in the Applied Sciences Group, focusing on quantization, hardware-aware optimization, and scalable model integration. His background spans mixed-reality research, shipped ML components for HoloLens 2, and end-to-end pipeline work, reflecting a blend of research rigor (PhD in Optimization and Machine Learning) and product-oriented execution. Known for turning optimization theory into performant production systems, he pairs technical leadership with detailed low-level API and integration experience. Based in Belgrade, he brings strong academic credentials (9.9/10 BSc) and a track record of moving experimental models into large-scale Microsoft services.
11 years of coding experience
4 years of employment as a software developer
Matematička gimnazija (Mathematical Grammar School)
Master of Science - MSc Computer Science, Master of Science - MSc Computer Science at University of Belgrade
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