Marta Narozhnyak

Project: Omio, Germany

• Managed transportation station data (bus, train, ferry, and airport) provided by popular providers’ APIs within the company's back-office system, ensuring accurate display on the company website
• Processed station data in QA and PROD environments, updating and verifying the accuracy of information such as station names and geographic positions
• Utilized BigQuery for data collection, analysis, and reporting to support data-driven decisions
• Collaborated with cross-functional teams using Agile methodology on Jira, investigating and resolving issues
• Conducted data preparation, cleaning, and analysis using Excel and Google Sheets, improving data integrity and usability
• Analyzed provider data for potential process improvements, applying SQL and Python skills to optimize data handling and reporting
• Created data visualizations to effectively communicate insights and support operational improvements

• Maintained and updated the company’s real-time platform, which monitors millions of publisher stories daily, ensuring accurate data entry of publisher domains and social media streams (Facebook, Instagram, X, RSS) in the back office
• Monitored data quality using the Metabase Platform, tracking publisher data through company dashboards to promptly identify and resolve tracking gaps and issues
• Investigated and addressed data-related issues flagged by clients or daily reports, maintaining data integrity across the internal database
• Utilized Google Sheets for data preparation, cleaning, and validation, supporting efficient data handling and improving accuracy
• Reported bugs through Bugzilla and handled client requests and complaints directly, resolving issues immediately to enhance data reliability and customer satisfaction

Project: Acolad Group, France

• Conducted data preparation and cleaning for multiple file formats (DOC, DOCX, XLS, XLSX, JPG, PNG, AI, PDF) to ensure accuracy before and after translation
• Validated data using target-source comparison to verify translation quality, ensuring consistency and completeness
• Reviewed and corrected layouts for bilingual documents, checking for missing information, reformatting, and adjusting designs using Microsoft Word, Excel, and Adobe InDesign
• Managed daily client communication through email, promptly addressing requests and ensuring high levels of customer satisfaction