Roman Wiatr
Senior Manager, Graph Exploration And Modeling
Krakow, Lesser Poland Voivodeship
Summary
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Senior🎓
Top SchoolRoman Wiatr is a Senior Manager specializing in graph exploration and modeling with 11 years of experience building low-latency, high-throughput ML systems for advertising and real-time bidding. He holds a PhD in Computer Science and combines research rigor with hands-on engineering, having led teams that deliver probabilistic user identification, click-fraud detection, and stream-processing optimizations. At ID5 he progressed from Senior ML Engineer to Tech Lead and now manages graph-based modeling efforts that underpin privacy-compliant identity infrastructure. Previous roles include building a proprietary database and data streaming platform that handled millions of updates and 100k+ messages per second, demonstrating deep systems and performance expertise. He is comfortable across the stack—from distributed systems and streaming to probabilistic modeling—and often operates at the intersection of research and production engineering. Based in Krakow, he brings a pragmatic, measurement-driven approach to turning complex data problems into scalable, revenue-generating solutions.
11 years of coding experience
13 years of employment as a software developer
PhD Computer Science, PhD Computer Science at AGH University of Krakow
English, Polish
Github Skills (2)
spring2
reporter2
Programming languages (3)
Github contributions (5)
rwiatr/space-wars
Dec 2014 - Jun 2019
Contributions:72 commits, 61 pushes, 1 branch in 4 years 6 months
rwiatr/deep-reinforcement-learning
May 2019 - Jul 2019
Contributions:127 pushes, 1 branch in 1 month
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