Stefanos Chaliasos
PhD Candidate
London, England, United Kingdom
Summary
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RockstarStefanos Chaliasos is a security-focused researcher and lecturer with a decade of experience building and analysing systems across academia and industry. Currently a Lecturer at UCL and Senior Security Researcher at zkSecurity, he completed a PhD in Computer Science at Imperial College London and has held research and development roles at Matter Labs, Veridise, and GRNET. His work spans applied security research, protocol analysis, and backend engineering—illustrated by contributions to practical tools like a cross-platform personal assistant on GitHub where he improved core control flow and user interaction. Comfortable moving between hands-on software development and rigorous academic inquiry, he brings both production-grade engineering and formal research skills to security problems. Known for pragmatic fixes that improve reliability, he often surfaces subtle protocol or UX issues before they reach production.
10 years of coding experience
Github Skills (7)
python10
control-flow10
command-line9
cli9
command-line-interface9
linux8
macos8
Programming languages (17)
Github contributions (5)
sukeesh/Jarvis
Mar 2017 - Oct 2018
Personal Assistant for Linux and macOS
Role in this project:
Back-end Developer
Back-end DeveloperContributions:89 commits, 97 PRs, 105 pushes in 1 year 7 months
Contributions summary:Stefanos primarily contributed to the personal assistant's core functionality, focusing on implementing commands like "exit", "quit", and "goodbye" to control program termination. They modified the main execution file (`main.py` or `__main__.py`) by adding or correcting these commands, and also by modifying the structure of the file. Their work demonstrates a clear understanding of the application's control flow and user interaction design.
linuxmacospersonal-assistant
fasten-project/canonical-call-graph-generator
Jul 2019 - Mar 2021
Contributions:125 commits, 81 pushes, 3 branches in 1 year 9 months
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