Mariia Griaznova
Data Analyst
Summary
I am a Data Analyst with a PhD in Biology and over 4 years of experience in analyzing complex biological data. Having recently completed the Yandex Practicum Data Analytics program, I bring a blend of research expertise and newly acquired data skills in SQL, Python, data visualization, and A/B testing. I am seeking a data analyst role where I can apply my technical knowledge and problem-solving abilities to real business or product challenges.
Overview
5
5
years of professional experience
2
2
Languages
Work History
Junior Researcher
Voronezh State University of Engineering Technology
02.2019 - 08.2024
Applied data analysis and bioinformatics to investigate the role of microbiome in biomedical and food biotechnology contexts .
Key responsibilities and achievements:
- Performed statistical analysis of metagenomic sequencing data using R and bioinformatics tools.
- Managed large biological datasets , ensuring data consistency and integrity.
- Designed and interpreted experiments.
- Deployed and managed virtual machines on Yandex Cloud (Ubuntu) to process sequencing data efficiently.
- Co-authored 25+ peer-reviewed publications .
- Prepared comprehensive project reports and research summaries .
- Planned and supervised laboratory experiments with a focus on reproducibility and methodological rigor .
Education
Certificate - Data Analyst
Yandex Practicum
04.2001 -
Ph.D. - Biology
Voronezh State University
Voronezh, Russia 04.2001 -
Master of Science - Biology
Voronezh State University
Voronezh, Russia 04.2001 -
Bachelor of Science - Biology
Voronezh State University
Voronezh, Russia 04.2001 -
Skills
Python, R
SQL
Statistical analysis
A/B testing
Excel (advanced functions)
Yandex DataLens
Data visualization & presentations
Report writing
Timeline
Junior Researcher
Voronezh State University of Engineering Technology
02.2019 - 08.2024
Certificate - Data Analyst
Yandex Practicum
04.2001 -
Ph.D. - Biology
Voronezh State University
04.2001 -
Master of Science - Biology
Voronezh State University
04.2001 -
Bachelor of Science - Biology
Voronezh State University
04.2001 -
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