Daria

Daria Yarosh
Junior Data Analyst | SQL | Data Processing & Visualization
Ukraine | Remote
Email: [відкрити контакти](див. вище в блоці «контактна інформація») | LinkedIn: [відкрити контакти](див. вище в блоці «контактна інформація»)
Professional summary
Data Analyst with a software development background and commercial experience working with relational databases, SQL, data processing, mathematical calculations, and automated Excel report generation. Experienced in integrating external data sources, maintaining data-driven applications, and developing interactive data visualization features. Proficient in SQL and familiar with C# and .NET-based data processing. Detail-oriented, analytical, and motivated to apply technical problem-solving skills to data analysis and reporting. Familiar with leveraging AI-assisted development tools to improve engineering productivity.
Technical skills
• SQL & Databases: SQL, Microsoft SQL Server, PostgreSQL, MySQL, relational database concepts
• Data Processing: Data extraction and processing, mathematical calculations, external data integration, background processing
• Reporting & Visualization: Automated Excel report generation, interactive charts, data tables, geospatial data visualization
• Excel: Basic spreadsheet operations
• Programming: C#, .NET Core, ASP.NET Core
• Tools: Git, GitHub
• AI-Assisted Tools: ChatGPT, Claude, Google Gemini, GitHub Copilot
Professional experience
Independent .NET Developer
Full-time · Remote | March 2025 – January 2026
• Worked on a web application for infrastructure monitoring and automation using .NET 8 and REST APIs.
• Contributed to UI functionality for displaying hardware configurations, machine workloads, and server statuses.
• Used Hangfire to schedule background tasks and automate script execution.
Independent .NET Developer
Full-time · Remote | May 2021 – February 2025
• Developed and integrated a Web API for legal entity identification, connecting application functionality with external platforms and public registers.
• Worked with external data sources to support information retrieval and integration into application workflows.
• Maintained database-driven web applications and supported deployments on Windows and Linux virtual servers.
• Developed and maintained a custom CMS involving SQL Server database replication and dynamic content management.
• Migrated and refactored legacy web applications from older ASP.NET versions to .NET Core.
.NET Developer | LLP Ecoservice
Full-time · Remote | June 2018 – March 2021
• Implemented ASP.NET Core background services for data processing, mathematical calculations, and automated Excel report generation.
• Worked with data-driven web applications involving geospatial information and interactive data visualization.
• Developed interactive map layers, data tables, and dynamic charts using JavaScript, jQuery, Bootstrap, GeoServer, and OpenLayers.
• Worked with structured data and supported its presentation through web-based visualization features.
• Collaborated with the development team using GitHub for version control and code reviews.
Android Developer | AlterEGO
June 2016 – July 2017
• Developed native Android applications using Android Studio.
• Contributed to application debugging, user interface improvements, and general development tasks.
Education
Donbass State Engineering Academy
Master's Degree in Computer Science | 2013 – 2019
Certifications
Google AI Professional Certificate
Google | June 2026
Topics: AI fundamentals, research, communication, data analysis, and app building.
Certificate: [View Certificate]
Languages
• Ukrainian — Native
• Russian — Native
• English — Intermediate (B1)