06.05.2026 aktualisiert

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Big Data Engineer

Lengerich, Deutschland
Weltweit
St.- st. 'Ss's's's's''s'''
Lengerich, Deutschland
Weltweit
St.- st. 'Ss's's's's''s'''

Profilanlagen

yuliia_data_.pdf

Über mich

Areas of Expertise • Programming Language: Python • Data Processing and Analysis:Pyspark, Pandas, Ray, Numpy, NLTK • Web Scraping: BS4 • Databases: SQL (DML), Postgres, Redis • Version Control: Git (GitHub, Gitlab) • Data Visualization: Power BI • Cloud Services: AWS, Snowflake

Skills

dbtApache AirflowETLPythonPostgreSQLMicrosoft Power BISnowflakepandasPySparkAWS Glue
I am a data engineer with 4 years of experience in data and automation. I started my career as an economist at a large manufacturing company, where I worked on KPI forecasting and reporting. After that, I moved into business analytics and improved my skills in metrics, requirements gathering, and data quality.
Then I worked as a backend developer at a large retail company and took part in building a web service to automate logistics business processes. This experience gave me a strong engineering foundation: solution design, working with integrations, and building reliable systems.
Later, I worked as a data engineer at a startup, where I developed data pipelines for analyzing job descriptions and the hiring market. Currently, I work as a data engineer at Trinetix. I develop and maintain data pipelines, build data marts, and improve performance while reducing data processing costs. I also onboard and explore new data sources. My current focus is pipeline automation and data processing.

Erfahrung

Berufserfahrung0 - 5 Jahre
Freelancer seit2021

Sprachen

DeutschGrundkenntnisseEnglischverhandlungssicherRussischverhandlungssicherUkrainischMuttersprache

Projekthistorie

data engineer

Trinetix

Internet und Informationstechnologie

500-1000 Mitarbeiter


freelance

Software Data Engineer

HRForecast
Responsible for developing, designing, and implementing data pipeline project.

Designed and built scalable, robust, and maintainable data pipelines and ETL processes to efficiently process and transform large volumes of data.
Worked on an HR Analytics Platform, parsing job postings and implementing analytics to feed into SaaS platforms and Market Intelligence projects.
Developed and maintained data warehouses and databases using technologies such as Redshift and PostgreSQL.
Wrote clean, efficient, and well-documented code in Python for various data engineering tasks.

Software Engineer

Auchan Retail
Responsible for developing, designing, and implementing logistic system from end-to-end.

Design, development, and implement logistics application using Flask Python Framework.
Collaboration with Product Management to maintain a high bar for quality in a fast-paced, iterative environment.
Write clean, efficient, and well-documented code in Python.

Software Engineer

Energozbyt JSC Ukrainian railways
Responsible for developing, designing, and implementing data services component.

Collecting and processing data from various sources.
Performing data validation, enrichment, and cleaning.
Preparing data for subsequent analysis and daily reports.
Ensuring persistent data storage for long-term usage.

Business Analyst

Krasnolimanskaya
Responsible for developing, designing, and implementing analytical models and tools.

Development and improvement of existing analytical models and tools.
Creation of reports and short-term prediction models for management decision-making.
Participation in the development of the KPI model. Regional efficiency analysis.
Writing BRD for the IT department.

Business Analyst

Coal company "Krasnolimanskaya"
Responsible for setting plans and analyzing implementation.

Development and implementation of a bonus program, analysis of its implementation and
calculation of bonuses.
Setting plans and analyzing implementation.

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