Guilherme Prearo
Software Engineer II at Booking.com
Amsterdam, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolGuilherme Prearo is a software engineer with nine years of programming experience and a track record of building production-critical systems for finance and operations. Currently at Booking.com as Software Engineer II, he previously led engineering teams at BTG Pactual where he managed the engine behind a portfolio management product and delivered real-time risk and reporting services using C#, Kubernetes, Spark, Hive and AWS. He combines embedded and AI-infused product experience—from C++ flight-control and Java piloting software for RPAs to Python-driven smart scales for aquaculture—with large-scale backend and cloud-native deployments. Based in Amsterdam and trained in Computer Engineering at the University of São Paulo, he brings both hands-on implementation skills and people management experience in high-pressure environments. A FRM Part I pass candidate, he blends quantitative risk awareness with practical engineering prudence. Notably, he co-founded an academic tech initiative (ADA-EC), reflecting a sustained interest in applied research and entrepreneurship.
9 years of coding experience
3 years of employment as a software developer
University of São PauloTécnico, Informática, Técnico, Informática at UNESP - CTI
Github Skills (26)
installer6
mongodb5
toolchain5
genetic5
django5
mongodb-database4
rust4
python3
sql3
pymongo3
database3
relational-databases3
genetic-algorithm3
circuit3
optimizer2
Programming languages (3)
Github contributions (5)
gprearo/dotfiles
Aug 2016 - Mar 2023
Contributions:10 pushes, 1 branch in 6 years 8 months
gprearo/CircuitOptimizer
Oct 2018 - Nov 2018
A circuit optimizer using genetic algorithm.
Contributions:15 commits, 2 PRs, 11 pushes in 1 month
geneticoptimizationcircuitgenetic-algorithmoptimizer
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