Alexandros Peitsinis
Staff Software Engineer at Proofpoint
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolAlexandros Peitsinis is a Staff Software Engineer based in London with a decade of experience building resilient backend systems, leading teams, and shaping domain-driven architectures. He has a strong track record in fintech and payments—driving FlexiPay launches, risk decisioning migrations, Kafka-based automation, and observability to surface customer journey bottlenecks. Comfortable across the full stack, Alexandros has led microservices and CQRS migrations, introduced type-safe Python practices, and guided teams through Terraform and Kubernetes adoption on AWS. His background includes low-latency video streaming, real-time sports feeds, and hardware control pipelines, reflecting a pragmatic, performance-focused approach to engineering. He combines hands-on technical depth with mentoring and product collaboration to deliver reliable systems on tight timelines.
10 years of coding experience
8 years of employment as a software developer
MSc Electrical and Computer Engineering, Electronics and Systems, MSc Electrical and Computer Engineering, Electronics and Systems at National Technical University of Athens
Greek, English, French, Arabic
Stackoverflow
857reputation
146kreached
21answers
4questions
tostring
top-5%
Github Skills (62)
linux10
optparse-applicative10
option-parser10
nixos-configuration9
tostring9
haskell9
emacs8
resampling8
transport8
nix7
web-application7
org-mode7
development-tools7
clock7
elisp7
Programming languages (9)
Github contributions (5)
alexpeits/emacs.d
Jul 2017 - Feb 2023
My emacs configuration using org-mode
Contributions:574 commits, 822 pushes, 5 tags in 5 years 7 months
emacsorg-mode
alexpeits/xmonad-config
Oct 2019 - Aug 2022
Contributions:83 pushes, 2 branches in 2 years 10 months
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