Ivan Hryhoryeu
Senior Data Engineer
Vilnius, Vilnius County, Lithuania
Summary
👤
Senior🎓
Top SchoolIvan Hryhoryeu is a Senior Data Engineer with nine years of experience and over seven years of hands-on Python expertise, currently building data platforms at Danske Bank after senior roles at Vention and iTechArt. He specializes in designing robust ETL pipelines with Airflow, SQL optimization, and data warehouse architecture across AWS and Azure, with a particular strength in turning messy ingestion flows into maintainable, production-grade systems. His background includes machine learning engineering and backend work, evidenced by contributions to collaborative open-source teaching repos where he improved core script logic and reliability. Based in Vilnius, he combines systems engineering training with practical cloud-first implementation, often focusing on performance and operational simplicity that’s easy to overlook from high-level specs.
9 years of coding experience
6 years of employment as a software developer
Systems Engineer, Computer Systems Networking and Telecommunications, Systems Engineer, Computer Systems Networking and Telecommunications at Belarusian State University of Informatics and Radioelectronics
English, Russian, Lithuanian
Github Skills (9)
json10
ruby10
fileio9
file-access9
file-handling9
file-processing9
algorithms8
algorithm8
implement8
Programming languages (6)
Github contributions (5)
rubyroidlabs/bsuir-courses
Oct 2017 - Oct 2017
This is common repository for all student to submit all their homeworks
Role in this project:
Back-end Developer
Back-end DeveloperContributions:6 commits, 3 PRs in 1 day
Contributions summary:Ivan primarily focused on modifying and updating a Ruby script named `source.rb`. Their work involved implementing and modifying a `choice` method, along with syntax adjustments and code cleanup. These changes suggest a focus on refining the program's logic and structure within the context of the provided Ruby code. The user also made several edits to file paths.
pythonhomeworkssubmit
vivialprt/blog
May 2020 - Oct 2021
Simple blog site based on Django framework.
Contributions:4 PRs, 4 pushes, 1 branch in 1 year 4 months
blog-sitepythondjango-frameworkdjangosimple-blog
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