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Dinara Zhorabek

Certified

Data Analyst

Boston University

Technologies

My Portfolio Highlights

My New Project

Exploring NYC Public School Test Result Scores

My New Project

Exploring NYC Public School Test Result Scores

Analytical superhero, saving the world from data chaos.

My Work

Take a look at my latest work.

project

Exploring NYC Public School Test Result Scores

project

Investigating Netflix Movies

project

Exploring NYC Public School Test Result Scores

My Certifications

These are the industry credentials that I’ve earned.

Data Analyst

Data Analyst

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

Courses

Exploratory Data Analysis in Python
Joining Data with pandas
Introduction to Data Visualization with Seaborn
Hypothesis Testing in Python

My Work Experience

Where I've interned and worked during my career.

Entity AI | Jan 2025 - Present

Data Associate

- Spearheaded high-precision data labeling workflows for training a large language model on active speech recognition tasks, supporting multilingual audio transcription and natural language understanding. - Collaborated with engineers and researchers to create quality assurance protocols that minimized annotation error rate by 25%. - Reviewed and categorized thousands of data instances without AI assistance, relying on contextual reasoning, domain knowledge, and iterative refinement strategies. - Documented edge cases, labeling logic, and annotation rubrics, influencing the model’s learning pipeline. - Follow strict data privacy protocols to protect customer data.
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Boston University | Oct 2024 - May 2025

Business Analytics Research Assistant

- Led students through full-cycle analytics pipelines, from raw data inspection to refined predictive modeling, with an emphasis on structured manual labeling, business framing, and model interpretability. - Curated and annotated complex datasets for use in projects involving regression, classification, clustering, and time series, teaching students how to translate ambiguous real-world inputs into usable training labels. - Designed hands-on exercises that mimicked production workflows— integrating labeling, EDA, modeling, and feedback loops—to ensure reproducibility and decision traceability. - Co-developed a capstone challenge that involved cleaning and tagging Google Analytics event streams, then forecasting website conversions using both internal user behavior and external market signals.

VTB | Feb 2023 - Aug 2024

Full Stack Software Engineer

- Led end-to-end development of enterprise-grade software systems, owning project scoping, data architecture, backend logic, API integrations, and CI/CD deployment—accelerated delivery timelines and improved platform reliability across teams. - Engineered high-throughput, no-code applications using Java and PostgreSQL, optimizing for modularity and scalability—cut feature rollout time by 30% while reducing backend load. - Designed and launched a credit scoring engine from the ground up—built RESTful POST request infrastructure to external systems, integrated real-time performance monitoring, and delivered a seamless UX using Oracle APEX. - Architected core banking UI components with React and Node.js, optimizing component rendering and data flow—boosted page responsiveness and reduced transaction latency by 4%. - Optimized large-scale relational queries and procedures, applying DBMS Profiler and Query Analyzer to refactor slow paths—reduced critical query execution times by 50% on average.

My Education

Take a look at my formal education

Master's degree, Applied Business AnalyticsBoston University | 2026
Bachelor of Science - BS, Information TechnologyKazakh-British Technical University | 2023

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