Vladimir Legkunets
Senior Software Engineer at Freelancer
Serbia
Summary
👤
Senior🎓
Top SchoolVladimir Legkunets is a senior software engineer with over a decade of experience building resilient back-end systems for investment banking and industrial IoT, combining deep Java and Clojure expertise with full‑stack ClojureScript/React Native work. He has led technical teams at GE and Luxoft, architecting fault‑tolerant, high‑throughput services, in‑memory grids, and reference data distribution for latency‑sensitive trading and metrics platforms. As a freelancer and former CTO, he blends hands‑on coding with product and architecture ownership, shipping prototypes to production and enabling data‑science workflows via dynamic Python metric loading. Vladimir contributes to open-source tooling (debugging and hardening a popular JIRA Ruby client), reflecting a practical focus on observability and integration edge cases. Based in Serbia, he pairs a Master’s in Computer Science with a pragmatic approach to solving distributed systems and API integration challenges.
11 years of coding experience
17 years of employment as a software developer
Master, Computer Science, Master, Computer Science at Novosibirsk State Technical University (NSTU)
English, Russian
Github Skills (9)
api-rest10
rest-api10
api10
jira10
api-design10
restful-api10
ruby10
debugging9
http8
Programming languages (8)
Github contributions (5)
sumoheavy/jira-ruby
Jun 2015 - Apr 2016
A Ruby gem for the JIRA REST API
Role in this project:
Back-end Developer
Back-end DeveloperContributions:18 commits, 2 PRs, 6 comments in 10 months
Contributions summary:Vladimir primarily focused on debugging and improving the functionality of the Ruby gem for the JIRA REST API. Their contributions involved adding extensive logging for debugging API requests and responses within the `http_client.rb` and `base.rb` files. They also implemented fixes for URL prefix issues related to PUT requests and integrated functionality to retrieve users associated with a project. Furthermore, they refactored code to address a specific issue (#100).
jira-rest-apirestruby
legkvla/tradingview-webhook-mqtt
Dec 2023 - Sep 2025
A Webhook server implementation for TradingView that forwards alerts to an MQTT broker
Contributions:1 review, 47 pushes in 1 year 9 months
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