Denys

Denys Butorin, Python Developer
E-mail: [open contact info](look above in the "contact info" section)
Phone: [open contact info](look above in the "contact info" section)
Telegram: @denys_butorin
GitHub: https://github.com/denbutor

Skills
Backend: Python3, FastAPI
Databases (SQL/NoSQL): PostgreSQL, SQLite, MS SQL, MongoDB, Redis, MySQL
Languages: English (B1 - B2), Ukrainian (Native)
Other:
- Message brokers and Queues: RebbitMQ, Kafka, Redis
- Principles: SOLID, OOP, KISS, YAGNI, DRY
- Lib-s: Pydantic, SQLAlchemy, Alembic, asyncio, PyJWT, PassLib, …
- Architecture styles: RPC, SOAP, REST
- Auth methods: OAuth 2.0 / JWT, Session-based Auth (Cookies)
- Paterns: Factory, Decorator, MVC, Repository
- Container & Deploy: Docker/Docker Compose, CI/CD
- Testing and Logging: pytest, unittest, CI/CD, Postman
- Version controller: Git (GitHub, GitLab)
- Other languages: C# (ASP .Net Core, EF Core), JS (React)

Experience
Startup e-commerce “Electronics Store”
Developed a E-commerce (B2C) app, it allows users to register and buy any products.
I was responsible for: backend architecture and logic, API development, database
management, performance optimization using caching, containerization and frontend.
Implemented: authentication and authorization, shopping cart, orders managing, database
operations, API, API testing, containerization and caching, admin panel for managing.
(Python, FastAPI, JS, React, PostgreSQL, Redis, Docker, JWT, and others)

Service industry
I have worked as a promoter, courier, waiter, and seller during school, and as a freelance web
developer during university. It has honed my problem-solving abilities and improved my
communication skills, both within a team and with customers. These skills are invaluable for
finding optimal solutions and understanding the needs of end users.

Education
Bachelor's degree in Chernivtsi National University, September 2021 – June 2025
Computer Engineering (Computer Systems and Networks)
Gained skills in: Web development, Database design, Programming, API dev and Git,
Software dev models, Networking and security, Hardware dev, and others.
Master's degree in Chernivtsi National University, September 2025 – December 2026
Software Engineering (Systems Software)