"We are drowning in information and starving for knowledge." (c) John Naisbitt
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Data EngineerDvigunity Apr 2023 - PresentParis, Île-De-France, France• Built processes supporting data transformation, data structures, metadata, dependency, and workload management• Created Jupyter Notebooks using python and utilizing Data frames and Spark SQL API for faster processing of datain Databricks.• Engineered workflows and pipelines to configure CI/CD of the deployment.• Developed and monitored of data pipelines.• Implemented complex, modern data platforms (Microsoft Azure) for enterprise customer -
Lead Quality Assurance Automation Engineer | Data ScientistCharter Communications Via Zsoft Ltd Jun 2019 - Nov 2021Denver, Colorado, United States• Designed, developed and implemented automation tests in the Python framework;• Led a quality assurance team in all phases of the product development;• Made analysis of the performance and used monitoring to predict users workloads;• Implemented data strategies;• Tested embedded applications;• Prepared and perform training for new and current staff;• Analyzed Data of CPU and Memory data collected of the STB;• Visualization of the clean and transformed data;• Setup process for QA team;• Develops test plans for application functionality;• Coordinated the test activities and deliverables;
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Senior Quality Assurance Automation EngineerEpam Systems Dec 2017 - May 2019Wrocław, Dolnośląskie, Poland•Tested web services;•Created auto tests for web application;•Analyzed test results;•Fixed issues related auto tests;•API automation test is written in the Java requests framework;•Clarified requirements;• Provided Test Result Reports;• Made estimations for stories in the Sprint;•Shared a vital Knowledge Base information among team;•UA automation tests are written in Java; -
Lead Quality Assurance EngineerCharter Communications Via Zsoft Sep 2014 - Nov 2017Denver, Colorado, United States• Tested embedded applications;• Conducted interviews;• Automation test is written in the Python framework• Provided training, mentoring, and troubleshooting for Quality Assurance Engineers;•Coordinate the testing process among the QA team;•Managed all phases of testing for assigned components ensuring test plans and test cases were completed and met business requirements
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Senior Quality Assurance EngineerAdb Apr 2013 - Jul 2014Kharkiv, Ukraine• Tested Java web-based application;• Tested Ruby on Rails web application;• Designed, developed and implemented automation tests in the Python framework;• Coordinated the test activities and deliverables;• Defect Tracking and Reporting;• Regression testing -
Quality Assurance EngineerIntetics Jul 2012 - Apr 2013Kharkiv, Ukraine•Created tests to check data migration and transformation•Used auto scripts to validate ETL process•Reported to the Client;•Implemented an automated framework for Sanity tests;•Executing test cases and analyzing test results. -
Quality Assurance EngineerCs Ltd Nov 2008 - Jul 2012Kharkiv, Ukraine• Performed manual functional testing;• Created GUI auto tests in TestComplete;• Developed a test execution plan, based on the required documents;• Managed all phases of testing for assigned components ensuring testplans and test cases were completed and met business requirements;• Created and generated system test scripts for different test scenarioscovering all aspects of project functionality
Olena Tsubera Education Details
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Data Science -
Kharkiv State University Of RadioelectronicsApplied Mathematics -
Master'S Degree
Frequently Asked Questions about Olena Tsubera
What company does Olena Tsubera work for?
Olena Tsubera works for Dvigunity
What is Olena Tsubera's role at the current company?
Olena Tsubera's current role is Data Scientist | Data Engineer | Data Analyst.
What schools did Olena Tsubera attend?
Olena Tsubera attended Université Lumière Lyon 2, Kharkiv State University Of Radioelectronics, Simon Kuznets Kharkiv National University Of Economics.
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