Tomasz Baraniecki
Senior Software Engineer at Upbound Group
Lower Silesian Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolTomasz Baraniecki is a Senior Software Engineer with nearly two decades of engineering experience and a nine-year focused track record in full‑stack Ruby on Rails, reliability engineering, and distributed systems for finance and eCommerce. He specializes in turning user pain points into revenue-generating, scalable solutions—evidenced by zero‑downtime Rails upgrades, a 30% infrastructure cost reduction, and a major eBay offer orchestration project. Tomasz blends hands‑on coding with system design, operational on‑call reliability, and clear cross‑functional communication, often owning projects end‑to‑end from ADRs to monitoring. He has driven integrations at PayPal (including Braintree/Venmo dispute consolidation), stabilized large catalogs and databases at media and retail firms, and routinely automates tasks to improve developer productivity. Based in Lower Silesia, Poland, he pairs pragmatic engineering with stakeholder empathy and a knack for translating marketing and business needs into measurable product impact.
9 years of coding experience
19 years of employment as a software developer
Bachelor of Computer Science, Computer Science, Bachelor of Computer Science, Computer Science at Wrocław University of Science and Technology
English, Polish
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (19)
prototyping6
responsive6
intelligent5
rails5
css5
javascript5
python4
prototypes4
web-development4
frontend4
elasticsearch4
sass-framework3
opensearch3
search-engine3
allegro1
Programming languages (2)
Github contributions (5)
tbaraniecki/ghtorrent-analysis
May 2017 - Jun 2017
Contributions:46 commits, 37 pushes, 3 branches in 10 days
netguru-code-college/vol3-blue
Aug 2018 - Aug 2018
Contributions:44 PRs, 49 pushes, 30 branches in 6 days
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