Олександр

Oleksandr Hoshovskyi
[open contact info](look above in the "contact info" section) [open contact info](look above in the "contact info" section) Warsaw
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SUMMARY
Computer Science student specializing in Data Science and AI, with hands-on experience across Python, Java,
C#, and SQL. Background spans building automated data pipelines (ETL, n8n), databases, and applications
integrating LLM APIs — with a foundation in AI/ML algorithms including classification and clustering.

WORK HISTORY
IT Consultant , Web & Software Developer 08/2025 – Present
Skileo
Designed and built a database of ~31,500 article records with full-text search, fed
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by a Python ETL pipeline pulling from 6 external sources — including custom
HTML parsing adapters for sources without a public API
Built an automated n8n pipeline that ingests materials from external sources,
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applies LLM-based scoring (Claude API) against defined criteria, and publishes
results to external channels
Deployed and maintain 3 client WordPress websites, including a multilingual site
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(Polylang, 3 languages) with hosting/domain configuration
Conducted market segmentation research across major EU and U.S. markets to
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define target client personas and shape go-to-market positioning

EDUCATION
Computer science Warsaw
Polish - Japanese Academy of Information Technology, Warsaw 09/2023 – 02/2027
Awarded a scholarship for academic performance.
Accomplished studies involved application development, including:
Console and desktop applications in Java (from UML to full program), and simple
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games in C++/JNI
Arduino and machine vision projects for real-time robotics use
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Database management: SQL (DDL/DML, procedures, triggers, indexes), relational
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database design (normalization, ACID principles), foundational data modeling
concepts (OLAP/OLTP), APIs in C#, and Dataiku for datasets.
ML algorithms: Naive Bayes, multilayer perceptron, k-means, decision trees, k-NN
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High School Lviv
Lviv Linguistic Gimnasium, Lviv 09/2016 – 06/2023
Gymnasium with in-depth study of foreign languages.
IT academy Lviv
IT STEP academy, Lviv 09/2019 – 07/2022
Supplementary studies alongside high school, covering foundational knowledge in
Python, C++ (Arduino), Photoshop, 3D modeling, HTML & CSS, Unity, and more.

COURSES
Apache Airflow 3 Fundamentals 08/2026
DAG Authoring for Apache Airflow 3 08/2026

LANGUAGES
English Ukrainian Polish
C1 Native Speaker B1

IT SKILLS
Core: Data Analytics & Databases:
Java, Python, C#, C++, SQL, JavaScript, Wordpress, Pandas, NumPy, Matplotlib, ETL (n8n), ACID
PHP, HTML/CSS principles, Data Normalization, OLAP/OLTP,
Apache Airflow