George Chatzigiannis
AI Software Engineer at On
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolGeorge Chatzigiannis is an AI Software Engineer and founder with nine years of hands-on experience building cloud-native, high-performance web and mobile platforms for clients across retail, finance and government. He has run Ethos Software Solutions since 2015 while leading engineering teams at organisations such as Marks & Spencer, Schroders Personal Wealth and Wunderman Thompson Commerce, delivering scalable Serverless and Kubernetes-backed systems in Node.js and TypeScript. George is known for introducing performance testing and bottleneck-removal strategies that keep services stable under maximum load, and for driving cross-functional Agile teams to improve delivery velocity. His background ranges from ML-adjacent indoor positioning and path-prediction work to modernising legacy architectures, reflecting a rare blend of research-driven problem solving and pragmatic production delivery. Based in London, he combines consultancy breadth with deep technical ownership, often moving between hands-on engineering and strategic technical leadership.
9 years of coding experience
13 years of employment as a software developer
Bachelor of Science (B.Sc) Electronic Computer Systems Engineering, Bachelor of Science (B.Sc) Electronic Computer Systems Engineering at Technological Educational Institute of PiraeusDiploma, Diploma at Geitonas High School
Greek, English, German
Stackoverflow
27reputation
6kreached
0answers
3questions
Github Skills (19)
multiplication10
julia10
odata6
twine6
addon6
binding6
sql6
macros6
c-preprocessor6
world-of-warcraft6
sapui56
javascript4
nodejs4
sqlite2
minesweeper2
Programming languages (4)
Github contributions (5)
GeorgeChatzigiannis/minesweeper-multiplayer
Jul 2020 - Jul 2020
A React and Node.js turn based minesweeper game
Contributions:1 PR, 15 pushes, 1 branch in 1 day
reactgameminesweeperminesweeper-gamenode-js
DFEAGILEDEVOPS/MTC
Jul 2017 - Apr 2020
Multiplication Tables Check
Contributions:1804 commits, 431 PRs, 2688 pushes in 2 years 9 months
multiplicationmultiplication-tablesjulia
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