Metehan Çetinkaya
Senior Data Engineer
Krakow, Lesser Poland Voivodeship
Summary
👤
Senior🎓
Top SchoolMetehan Çetinkaya is a Senior Data Engineer with 10 years’ experience building high-performance data platforms and ETL/ELT pipelines across BigQuery, ClickHouse, Kafka and GCP. He combines systems-level efficiency—rewriting crawlers and core APIs in Go that ran up to 8x faster—with hands-on expertise in Python for web scraping, data processing and rule-based NLP. Comfortable designing schemas for billions of rows, he focuses on query optimization, cost reduction and production-ready testing (SQL test mocks and unit tests). His background spans building scalable queueing systems (Redis, RabbitMQ), stream buffering and server orchestration, plus real-world experience converting legacy jobs into cloud-native pipelines. Based in Krakow, he brings a pragmatic, performance-first mindset and a track record of turning complex data problems into efficient, reliable systems.
10 years of coding experience
10 years of employment as a software developer
Bachelor's degree Computer Engineering, Bachelor's degree Computer Engineering at Kırıkkale Üniversitesi
English, Turkish
Github Skills (83)
fastapi10
python10
json-schema10
swagger10
olap10
embedded10
cpp10
cloud-native10
openapi10
async10
big-data10
harmony10
swagger-ui10
api10
rest10
Programming languages (3)
Github contributions (5)
MeteHanC/python-functions-for-go
Feb 2019 - Jul 2019
Some handy Python functions for go
Contributions:26 commits, 1 PR, 14 pushes in 4 months
golangfunctions-pythonpythonhandy
MeteHanC/turkishnlp
Aug 2018 - Aug 2019
Very early version of the TurkishNLP. For now it has basically 5 main functions; Detecting Turkish Language, syllabicating words, vowel harmony detection, Turkish origin detection and correcting typos in Turkish words
Contributions:54 commits, 41 pushes, 1 branch in 11 months
nlpvowelturkish-languagewordstypos
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