Eugene Isaichenko
Senior Ruby On Rails Developer at Freelance | Self-Employed
Poltava, Poltava Oblast, Ukraine
Summary
👤
Senior🎓
Top SchoolEugene Isaichenko is a Senior Ruby on Rails developer with 9 years of experience building and maintaining SaaS and B2B web platforms for US and EU clients. He delivers end-to-end backend features and REST APIs, with deep PostgreSQL expertise in schema design, query optimization, and data integrity. Long-term engagements include two years on Intercollegiate (US) and significant backend work on the Dutch Analist platform, where he supported a multi-site ecosystem and migrated infrastructure to a dedicated server. Eugene has production experience integrating OpenAI-based features, turning AI prototypes into usable product workflows. Based in Poltava, Ukraine, he focuses on clean architecture, maintainable code, and reliable production performance while working remotely on freelance and contract projects. His background in electromechanical automation and early systems/network administration gives him a practical systems perspective that informs robust backend design.
9 years of coding experience
4 years of employment as a software developer
Master's degree, Electromechanical automation systems and electric drive, Master's degree, Electromechanical automation systems and electric drive at Poltav'skij Nacional'nij Tehnicnij Universytet imeni Yuriya Kundratiuka
Stackoverflow
1reputation
0reached
1answer
0questions
Github Skills (13)
printing9
html6
css6
carrousel6
bootstrap6
ruby5
rails5
3d-printing5
image4
react4
react-native4
omniauth3
sign-in-with-apple2
Programming languages (4)
Github contributions (5)
isaichenko/DevPortfolio
Jan 2018 - Jul 2023
Contributions:15 PRs, 138 pushes, 31 branches in 5 years 6 months
isaichenko/joblisting89
Dec 2018 - Jan 2023
Contributions:17 pushes, 1 branch in 4 years 2 months
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