Marcin Świerczyński
Zgierz, Łódzkie Voivodship, Poland
Summary
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SeniorMarcin Świerczyński is a Staff Software Engineer with over 14 years of hands-on experience building enterprise-grade systems, currently shaping architecture and teams at Vonage. He brings deep expertise in Enterprise Java, Spring Boot, Micronaut, microservices and event-driven platforms (Kafka), complemented by strong background in Python, Grails/Groovy and mobile (Swift/Objective-C) development. Passionate about object-oriented design and highly scalable databases, he practices Software Craftsmanship to deliver maintainable, production-ready solutions. Marcin has a track record of technical leadership roles—from leading Silesia JUG to heading development and architecting systems at fintech and security startups—where he mentors engineers and bridges product with engineering. Based in Katowice, he blends practical backend systems design with frontend and mobile experience, and is known for rapid learning and a genuine love of programming across languages like JavaScript, V and PHP.
14 years of coding experience
Github Skills (24)
programming-language9
compiled-language9
python9
compiler9
nodejs7
javascript7
npm7
react7
rust6
jsx6
bundler6
typescript6
test-runner5
rust-lang4
transpiler4
Programming languages (7)
Github contributions (5)
orneo1212/PythonFarmGame
May 2012 - May 2022
PythonFarmGame Repository
Contributions:1 release, 322 commits, 1 PR in 10 years 1 month
python
orneo1212/orneo_adventure_game
Jun 2019 - Jul 2019
Contributions:45 pushes, 1 branch in 1 month
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