Sergey Kirienko
Software Developer at Bluefors Oy
Finland
Summary
👤
Senior🎓
Top SchoolSergey Kirienko is a software developer based in Finland with over 10 years of experience transitioning from PHP and full-stack roles to a focused frontend practice using HTML, CSS and JavaScript. He has deep practical knowledge of relational databases—Oracle, MySQL, MS-SQL and PostgreSQL—and experience integrating web services in enterprise environments. Sergey has delivered frontend solutions for finance and ad-tech, including Angular and React projects for Deutsche Bank and multi-year work at IPONWEB, demonstrating an ability to move between legacy stacks and modern SPA architectures. At Bluefors he continues applying pragmatic engineering to product-focused software, pairing UI interest with back-end fluency. He is also drawn to natural language interfaces, which informs his UI work and suggests a knack for human-centered front-end design. Colleagues would describe him as a versatile engineer who combines robust data-layer experience with a curator’s eye for usable interfaces.
10 years of coding experience
14 years of employment as a software developer
Portuguese, Information Systems, Portuguese, Information Systems at UFMG - Universidade Federal de Minas Gerais
Russian, English, Portuguese
Stackoverflow
291reputation
5kreached
13answers
3questions
Github Skills (66)
markdown10
ftp-client10
file-handling10
file-management9
winscp9
dictionary9
file-manager9
shell8
cpp8
lua8
openseamap8
xmake8
windows8
command-line8
filesystem8
Programming languages (6)
Github contributions (5)
skirienko/photos
Aug 2018 - Jun 2026
Source files for personal photosite
Contributions:6 PRs, 241 pushes, 6 branches in 7 years 11 months
google-photossharinggoogle-photos-apisource-filesphotos
skirienko/vvmap
Feb 2025 - Jun 2026
Contributions:27 pushes, 1 branch in 1 year 4 months
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.