Justyna Wojtczak
Fractional CTO at Proxi.cloud
Poznan, Greater Poland Voivodeship
Summary
👤
Senior🎓
Top SchoolJustyna Wojtczak is a seasoned technology leader and Fractional CTO with 13 years of experience building and scaling web platforms, rooted in a strong background as a Senior Ruby on Rails engineer. At Proxi.cloud she aligns generative AI, advanced analytics and architecture with product strategy, driving automation and cross-functional innovation while managing remote engineering teams. She blends hands-on engineering fluency—especially in Ruby/Rails—with strategic data and systems thinking informed by an MSc in Bioinformatics. An entrepreneur who runs dotBlue and has led startups and consultancy engagements, she quietly leverages her bioinformatics and automation training to bring analytical rigor to AI-driven product decisions.
13 years of coding experience
18 years of employment as a software developer
Automation and Management, Automation and Management at Poznan University of TechnologyMSc - Master of Science Bioinformatics, MSc - Master of Science Bioinformatics at Uniwersytet im. Adama Mickiewicza w Poznaniu
Stackoverflow
4,007reputation
4.4mreached
16answers
11questions
command-line
top-1%
python
top-5%
django
top-5%
Github Skills (154)
perplexity10
git-workflow10
xai10
css10
command-line10
chatgpt9
django9
ai9
js9
python9
ruby9
image-generation9
agentic9
cdn9
claude9
Programming languages (10)
Github contributions (5)
justi/12urenloop
Jan 2016 - Feb 2025
Contributions:2 pushes in 9 years 2 months
lapscount-tobluetoothdongle
justi/url-checker
Aug 2016 - Feb 2021
Contributions:60 commits, 5 PRs, 55 pushes in 4 years 7 months
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