Rafał Kociszewski
Elixir Developer at GYMROYALE - Amsterdam Noord
Amsterdam, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolRafał Kociszewski is an Elixir developer with 11 years of production experience building resilient, distributed back-end systems across transport, booking and telephony domains. Based in Amsterdam, he brings deep functional-programming expertise and a pragmatic DevOps mindset, working with Elixir/Erlang, Phoenix LiveView, Docker, AWS, PostgreSQL and event-driven tools like Kafka. His earlier decade-long background as an IBM i (AS/400) specialist and JD Edwards integrator gives him uncommon strength in legacy system integration and reliability engineering. At Wuunder and previously Fresha and Voiceworks he has shipped global services in agile environments and automated CI/CD pipelines. Outside engineering he channels discipline and coaching skills as a Brazilian Jiu Jitsu instructor, which informs his collaborative, steady approach to problem solving.
11 years of coding experience
5 years of employment as a software developer
Bachelor of Computer Science, Network and System Administration, Bachelor of Computer Science, Network and System Administration at Wyższa Szkoła Informatyki Stosowanej i Zarządzania WIT w Warszawie
English, Polish, Dutch
Stackoverflow
1,107reputation
66kreached
30answers
5questions
elixir
top-5%
phoenix-framework
top-5%
Github Skills (53)
distance-matrix10
openweathermap10
coordinates10
weather10
otp10
multiplayer9
text-editor9
tree-sitter9
rust-lang9
elixir9
phoenix-framework9
google-maps9
google-maps-api9
code-editor9
ecto8
Programming languages (6)
Github contributions (5)
Kociamber/ex_owm
Oct 2017 - Mar 2021
Elixir wrapper around Open Weather Map API
Contributions:74 commits, 15 PRs, 76 pushes in 3 years 5 months
elixiropenweathermapmixotpowm
Kociamber/gorilaz
Apr 2016 - Jul 2016
Contributions:98 commits, 102 PRs, 54 pushes in 3 months
ruby-on-railsgorilamembers-listbasic-rails-apprails-app
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