Oleg Varaksin
Senior Software Engineer Consultant at SBB CFF FFS
Bern, Bern, Switzerland
Summary
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Rockstar🎓
Top SchoolOleg Varaksin is a Senior Software Engineer Consultant based in Bern with 14 years of experience building full-stack, reactive systems for transport and enterprise customers. He combines deep Java and Spring expertise (including Project Reactor and Spring Cloud Streams) with front-end mastery in TypeScript, Angular, RxJS and WebGL, and mobile development using Flutter/Dart. At SBB he architects event-driven traffic management and safety apps integrating MQTT and message brokers, bringing real-time, high-availability constraints into pragmatic system design. His background in physics and theoretical studies informs a methodical, simulation-minded approach to complex problems and UI visualization — evidenced by front-end contributions to the chap-links visualization library (i18n, theming, timeline enhancements). Colleagues rely on him for bridging backend reactive pipelines with polished, accessible web and mobile interfaces in large-scale, safety-critical projects.
15 years of coding experience
12 years of employment as a software developer
Diplom Informatiker, Diplomstudiengang Informatik II, Diplom Informatiker, Diplomstudiengang Informatik II at FernUniversität in HagenZertifikat, Anwendungsentwickler für Netze und Unix, Zertifikat, Anwendungsentwickler für Netze und Unix at ZWF IT-Akademie Saarbrücken (ehem. Siemens-Nixdorf Training Center)Promotionsstudium, Theoretische Physik, Promotionsstudium, Theoretische Physik at Томский Государственный УниверситетDiplom mit Auszeichnung, Physik, Diplom mit Auszeichnung, Physik at Омский Государственный Университет (ОмГУ)
Stackoverflow
244reputation
81kreached
12answers
3questions
Github Skills (16)
uid10
time-line10
javascript10
front-end-development10
ui-design10
jquery10
rails-i18n9
ember-i18n9
i18n-js9
css8
json6
ajax6
primefaces-extensions6
primefaces6
jsf6
Programming languages (8)
Github contributions (5)
almende/chap-links-library
Apr 2013 - Apr 2013
a web based visualization library for displaying graphs, networks, and timelines
Role in this project:
Front-end Developer
Front-end DeveloperContributions:5 commits, 1 PR, 5 comments in 21 days
Contributions summary:Oleg primarily contributed to the user interface aspects of the "chap-links-library" project, a web-based visualization library. Their work included adding and modifying properties to the timeline item objects, which directly impacted how data is displayed. Further contributions involved internationalization (i18n) of the timeline component by adding locale support and UI element titles. Additionally, they integrated the jQuery Themeroller framework, which allowed the timeline's appearance to be adjusted based on the user's chosen theme.
visualization
ova2/angular-development-with-primeng
Mar 2017 - Dec 2017
Code samples from the book "Angular UI Development with PrimeNG"
Contributions:220 commits, 2 PRs, 206 pushes in 9 months
angular-uiprimengangular2angular4typescript
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