Oskar Lappi
Doctoral Researcher at University of Helsinki
Turku, Southwest Finland, Finland
Summary
👤
Senior🎓
Top SchoolOskar Lappi is a doctoral researcher and seasoned software engineer with nine years of experience building high-performance and distributed systems, currently focused on scaling legacy physics simulations for fusion research. He blends performance engineering, parallel and GPU porting, and clever task scheduling with a strong interest in DSLs, code generation, and automation for build and deployment pipelines. With hands-on experience from academia and industry—from Astaroth GPGPU work to enterprise SAP and web systems—he bridges research-grade simulation needs and production orchestration. He also teaches and mentors across computing and mathematics, reflecting a knack for explaining complex concepts clearly. Colleagues describe him as mathematically inclined, talkative when enthused, and unusually comfortable moving between low-level system details and higher-level architecture.
9 years of coding experience
3 years of employment as a software developer
Exchange studies, Computer Science, 3.56/4, Exchange studies, Computer Science, 3.56/4 at Utica CollegeMaster of Science (Tech), Software engineering, 5/5, Master of Science (Tech), Software engineering, 5/5 at Åbo AkademiDoctor of Philosophy - PhD, Computer Science, Doctor of Philosophy - PhD, Computer Science at University of Helsinki
English, Swedish, Finnish
Github Skills (87)
to-do10
javascript10
statistics10
webdav10
evernote10
electron10
onedrive10
android10
dropbox10
nodejs10
react-native10
nextcloud10
linux9
python9
windows9
Programming languages (9)
Github contributions (5)
oj-lappi/ERP-kurs
Nov 2018 - Jun 2019
Contributions:11 commits, 10 pushes, 1 branch in 6 months
oj-lappi/lexer
Jul 2019 - Aug 2020
Contributions:6 commits, 20 pushes, 1 branch in 1 year 1 month
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