Sofiia Bondar

Database Management System (Team Project)

• - Designed and implemented a relational database schema for a sample business case.
• - Wrote complex SQL queries, triggers, and stored procedures to enforce data integrity.
• - Integrated Python scripts for ETL tasks and automated reporting.

Ticket Submission Web Application (Python/Django) (Team Project)

• - Developed backend using Django: defined models, views, and RESTful API endpoints for a ticketing system.
• - Implemented user authentication, form validation, database migrations, and admin interface.
• - Configured PostgreSQL database and optimized ORM queries.

Ukrainian-English Language Learning Platform (Python/Fast API & Seq2Seq Model) (Team Project)

• - Built a web application for language learning with vocabulary exercises, quizzes, and translation practice.
• - Integrated a seq2seq neural network: generated and collected a parallel corpus, trained a P2P translation model in Python using TensorFlow.
• - Created an inference API for real-time translation and integrated it into the frontend.

• Prepared and curated datasets, developed mathematical preprocessing and feature engineering pipelines for neural network training. Collaborated with data scientists to ensure data quality, implemented automated ETL scripts in Python.
• Collaborated on ETL (Extract, Transform, Load) tasks, maintaining data integrity and verifying pipeline stability.