Marcin Świątkiewicz
Senior Backend Engineer at Fresha
Warsaw, Masovian Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolMarcin Świątkiewicz is a Senior Backend Engineer based in Warsaw with 12 years of experience building high-performance distributed systems using Ruby and Elixir. He specialises in database optimisation, event-driven and microservice architectures, and has production experience with Postgres, Kafka, gRPC and Elastic. At Fresha he progressed from software engineer to tech lead and now drives backend development on mission-critical services that power large-scale applications. He pairs hands-on implementation skills with system modelling to turn complex domain requirements into scalable, maintainable solutions. Outside core work he has a history of creating custom Redmine extensions and shipping full-stack mobile products, reflecting a pragmatic focus on delivery and integration.
11 years of coding experience
10 years of employment as a software developer
Informatyka, Informatyka at Polsko-Japońska Wyższa Szkoła Technik Komputerowych w WarszawieEngineer's degree, Informatyka, Engineer's degree, Informatyka at Wyższa Szkoła Informatyki Stosowanej i Zarządzania WIT w Warszawie
Polish, English
Github Skills (20)
redmine9
duplicates7
agile6
ruby4
elixir3
clipboard3
plug3
validation2
json-api2
formatting2
libphonenumber2
ecto2
phone-number2
number-format1
building-blocks1
Programming languages (5)
Github contributions (5)
efigence/redmine_issue_statistics
Jul 2014 - Nov 2014
Contributions:124 commits in 3 months
efigence/redmine_search
Feb 2015 - Jul 2015
Contributions:50 commits, 48 pushes, 1 branch in 4 months
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