Iwo Czerniawski
Senior Software Engineer at Allegro
Greater Poland Voivodeship
Summary
👤
Senior🎓
Top SchoolIwo Czerniawski is a Senior Software Engineer with 11 years of experience building production-grade systems, currently focused on MLOps at Allegro. He combines strong Python and Java skills with cloud expertise (GCP, BigQuery) and front-end exposure (Vue), having contributed to feature stores, model and dataset repositories, and Model-as-a-Service platforms. His background spans data engineering and automation—DBT, A/B testing infrastructure, and SEO/editorial tooling—demonstrating an ability to bridge model lifecycle, data pipelines, and user-facing features. Based in Greater Poland, he has steadily progressed from junior roles to senior positions within the same large e-commerce organization, signaling deep domain knowledge and operational continuity. Notably, he has hands-on experience developing internal frameworks (Bigflow) that improve productivity across teams, reflecting a pragmatic focus on developer ergonomics as well as scalable ML delivery.
11 years of coding experience
9 years of employment as a software developer
Technician IT, Technician IT at KEN SzczecinekBachelor of Science (BSc) Engineering Physics Computer Simulations, Bachelor of Science (BSc) Engineering Physics Computer Simulations at Poznan University of Technology
Polish, English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (89)
expressjs10
dataflow10
python10
windows10
gcp10
composer10
javascript10
beam10
linux10
js10
bigquery10
rocket10
macos10
nodejs10
dataproc10
Programming languages (6)
Github contributions (5)
iwko/notifball-api
Nov 2017 - Nov 2019
Contributions:31 PRs, 55 pushes, 17 branches in 1 year 11 months
apinodejs
iwko/notifball
Nov 2017 - Nov 2019
Contributions:11 PRs, 28 pushes, 6 branches in 1 year 11 months
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