Yaroslav Fedyna
Kotlin React Developer at Frienton
Lviv, Lviv Oblast, Ukraine
Summary
👤
Senior🎓
Top SchoolYaroslav Fedyna is a Kotlin/React developer with 8 years of software experience and 3+ years focused on building scalable backend systems for FinTech, crypto, and relocation domains. He currently leads backend development of a SaaS payments platform, owning architecture, microservices design, third-party integrations, and automation across a cloud-native stack (Kotlin/Java, Spring, Kafka, Docker, Kubernetes, AWS). Comfortable across the full stack, he also contributes front-end work with component-based JS frameworks, bridging API design and user-facing components. His background in architecture (Master’s degrees) gives him a systems-thinking approach to designing resilient data models and migrations (Postgres, Flyway). Known for driving end-to-end delivery, he blends pragmatic engineering with hands-on coding to turn complex payment and mobility workflows into production-ready services.
8 years of coding experience
3 years of employment as a software developer
Master's degree, Architecture, Master's degree, Architecture at Lviv Polytechnic National UniversityMaster's degree, Architecture, Master's degree, Architecture at Politechnika Lubelska
Github Skills (26)
cancer-genomics9
component-based9
viewer9
genome9
genomics-visualization9
genomics9
bioinformatics8
embeddable7
visualization6
vuejs25
vuex5
vue-router4
material-ui4
vuetify4
vue4
Programming languages (4)
Github contributions (5)
kottans-frontend-2018/assignements_yfedyai
Feb 2018 - Jun 2022
Contributions:1 PR, 2 branches in 4 years 5 months
yfedyai/ad-project
Jun 2019 - Jan 2020
SPA project on VueJS with Vuex and, Vuetify Material UI with connection to FireBase to ordering different Advertisment
Contributions:48 commits, 1 PR, 31 pushes in 7 months
orderingvue-routerfirebasespavuejs2
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