Анастасія

ANASTASIIA KRIAT

Junior Data Analyst / Data Support Specialist
[открыть контакты](см. выше в блоке «контактная информация») | [открыть контакты](см. выше в блоке «контактная информация») | LinkedIn: Anastasiia Kriat
PROFESSIONAL SUMMARY
Detail-oriented professional with over 10 years of experience in technical environments, transitioning into a dedicated Data Analyst role. Proficient in Excel and VBA for reporting automation, with foundational knowledge of SQL and Power BI. Recently completed an intensive AI for Business bootcamp, applying Python and AI platforms to forecasting, sentiment analysis, and clustering. Leveraging strong analytical troubleshooting skills, high attention to detail, and extensive experience in structured business environments to drive data-informed decision-making.
TECHNICAL SKILLS
Data Analysis Techniques: Exploratory Data Analysis (EDA), Data Cleaning & Validation, Root Cause Analysis (RCA), Cohort Analysis, Funnel Analysis, A/B Testing

AI & Predictive Modeling: Time Series Forecasting, Customer Segmentation (Clustering), Sentiment Analysis, Prompt Engineering for Data (ChatGPT, Gemini, Claude, Abacus AI)

Technical Tools: Microsoft Excel (Advanced: Pivot Tables, VLOOKUP, Formulas), VBA (Reporting Automation), SQL (Basic: Select, Joins, Filtering), Power BI (Basic), Python (Basic), MySQL, Toad, AirTable

Analytical Skills: Error Identification, Technical Documentation, Requirements Synthesis, Data Integrity, Process Improvement

Methodologies: Agile (Scrum/Kanban), SDLC, CI/CD, Data Governance, BDD (Gherkin), Shift-Left Testing, Root Cause Analysis (RCA).

RELEVANT EXPERIENCE
AI for Business Success and Development Bootcamp | Skills Network, United Kingdom
Feb 2025 – May 2025
• Applied Python and AI platforms to perform Exploratory Data Analysis (EDA) and data preparation for business-centric datasets.
• Implemented Time Series Forecasting models to predict business trends and utilized Sentiment Analysis to evaluate customer feedback and market positioning.
• Executed Customer Segmentation (Clustering) techniques to identify patterns and support targeted business development strategies.
• Evaluated machine learning strategies to align technical AI outputs with specific business KPIs and operational goals.
• Developed a capstone project demonstrating the integration of AI-driven insights into a comprehensive business development plan.

Quality Assurance Engineer / Software Tester | Unit4, Nokia, Wenn, Wroclaw
2011 – 2026
• Analyzed complex business requirements and technical documentation to create structured test scenarios and data validation rules.
• Performed Root Cause Analysis (RCA) on data inconsistencies and system errors to ensure data integrity across ERP and microservices.
• Conducted Funnel Analysis on user journeys within ERP systems to identify bottlenecks and improve process efficiency.
• Managed detailed documentation in Azure DevOps and Jira, ensuring clear communication of technical issues to stakeholders.
• Utilized analytical thinking to identify process gaps and suggest improvements in software delivery workflows.

Data Analyst (Reporting & Support) | Vodafone Ukraine, Kyiv
Feb 2006 – March 2011
• Own the design and delivery of analytical dashboards for metrics and KPIs across product performance using Power Point and Excel/Google Sheets
• Investigate inconsistencies and gaps in product data
• Performed Cohort Analysis to track customer behavior and churn rates over time for various telecom products.
• Automated recurring daily and weekly reports using VBA, significantly reducing manual data entry time.
• Validated and cleaned product data from multiple sources to ensure accuracy in reporting and data profiling.
• Extract and analyse large datasets using MySQL and Toad (Tool for Oracle Application Developers)
• Automate reporting using VBA from daily dashboards to weekly, monthly, yearly summaries
• Translate complex data into clear visuals and actionable recommendations for different stakeholders.
• Working closely with cross-functional teams.
EDUCATION & CERTIFICATIONS
• Level 3 Skills Bootcamp – Artificial Intelligence for Business Certificate (2025)
• Power BI Desktop for Business Intelligence (Coursework/Certification)
• Master’s Degree in Information Networks of Communication (2006)
• ISTQB Certified Tester Foundation Level

LANGUAGES
Polish – Native | English – Advanced (C1) | Ukrainian – Native | Russian – Native