Michał Niemiec
Principal Engineer Engineering Manager at Creditsafe
Lower Silesian Voivodeship, Poland
Summary
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Top SchoolMichał Niemiec is a Principal Engineer and Engineering Manager with 14+ years at Creditsafe, known for building and scaling a Data Vault-based data platform that grew from a 3-person team into a 60+ person Data Acquisition domain. He combines hands-on architecture and platform development (AWS, Airflow, dbt, Redshift, Python) with people leadership, mentoring 30+ engineers into senior and tech-lead roles while leading multiple tech leads across global teams. Michał has driven migrations from Oracle to an open-source AWS stack, cut time-to-production from weeks to days, and currently oversees pipelines processing ~100GB/day from 4,000+ sources across 40+ countries. In 2025 he pioneered AI-assisted, agentic coding practices at scale—rolling out Cursor AI and spec-driven workflows to 60+ engineers and sharing best practices with 150+ across the company. Fluent at translating between business and technical stakeholders and experienced across UK, Netherlands, Germany and India, he pairs domain modelling discipline (Data Vault 2.0) with coach-style leadership (ICC Certified Coach). Based in Lower Silesia, Poland, he brings a rare blend of deep data engineering craft, operational pragmatism, and human-centered mentorship.
7 years of coding experience
16 years of employment as a software developer
Master of Science Information Technology, Master of Science Information Technology at Wrocław University of Science and TechnologyMaths & Informatics, Maths & Informatics at 1st Hight School in Walbrzych
Polish, English, German
Github Skills (25)
apache-airflow10
data-pipelines10
monitor10
python10
data-science10
data-engineering10
data-modeling10
machine-learning10
workflow-engine10
apache10
scheduler10
etl10
automation10
dag10
mlops10
Programming languages (1)
Github contributions (5)
irudson/airflow
Jan 2023 - Oct 2024
Apache Airflow - A platform to programmatically author, schedule, and monitor workflows
Contributions:5 pushes, 2 branches in 1 year 9 months
monitorapacheprogrammaticallyapache-airflowairflow
sparkitone/airflow
Oct 2020 - Jul 2022
Apache Airflow - A platform to programmatically author, schedule, and monitor workflows
Contributions:3 pushes, 1 branch in 1 year 9 months
monitoremrapachedata-engineeringprogrammatically
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