Ivan

Profile
Motivated backend developer with hands-on experience in Python, .NET, and SQL
technologies. Developed personal and freelance projects including a chess AI engine
Ivan Kofterov and a service website with payment integration. Skilled in backend development,
database management, and machine learning with TensorFlow and PyTorch. Strong
communication skills with English proficiency at B2+ level, beginner Spanish, good
J U N I O R B AC K E N D D E V E LO P E R
Polish, and native fluency in Russian and Ukrainian. Eager to contribute and grow
within a dynamic development team.
Details
Poland Employment History
733695768
Backend developer, Private commission, Kyiv
[open contact info](look above in the "contact info" section)
F E B R U A R Y 2 0 2 5 — M AY 2 0 2 5

Designed and developed a responsive web platform for a freelance designer to
promote and sell services online. The project involved building the front end with
Skills
React and a backend using Node.js, while integrating WordPress as a content
Ability to Work in a Team
management system. A secure payment gateway was implemented to support online
transactions. The final product combined performance, usability, and visual appeal,
Problem Solving
tailored to the client’s brand and needs.

Teamwork Social Media Manager, customer support, RedLizard, Kyiv
SEPTEMBER 2024 — DECEMBER 2024
Fast Learner
Handled client communication across various platforms, including responding to
inquiries and providing personalized support. Managed social media presence on
Communication
Telegram, Instagram, TikTok, and Twitter by creating and publishing engaging content
tailored to the target audience. Regularly updated product listings on the website to
Ability to Work Under Pressure
ensure accuracy and visibility, and processed customer orders efficiently to maintain
a smooth purchasing experience.
Microsoft Office Word

Backend Python Server, Private commission, Warsaw
Computer Skills SEPTEMBER 2025 — DECEMBER 2025

Responsible for backend server setup, configuration, and ongoing maintenance to
Adobe Photoshop
ensure reliable performance and scalability. Refactored and migrated core server-side
components from Golang to Python, improving code clarity and integration with
Microsoft PowerPoint
the broader tech stack. Managed deployment processes, performed system updates,
and created Android APK builds as part of backend service delivery. Also handled
Microsoft Office
routine server administration, including monitoring, debugging, and optimizing server
performance.
Java

Independent project/Solo project, Self-employed, Katowice
HTML & CSS A P R I L 2 0 2 5 — M AY 2 0 2 5

Developed a fully functional chess game using Python with Kivy and Pygame for the
MySQL
user interface and game rendering. Implemented core game logic, move validation,
and dynamic UI components. Designed and trained custom AI opponents using
SQL
TensorFlow, PyTorch, Keras, and Scikit-learn, experimenting with both classical
algorithms and deep learning models. Focused on board evaluation strategies,
Python
decision-tree search (e.g., minimax with alpha-beta pruning), and reinforcement
learning techniques to improve AI performance and realism.
.NET

MS SQL Education
Junior Bachelor, IFKEP, Irpin
T-SQL and PL/SQL (Oracle)
S E P T E M B E R 2 0 2 1 — J U LY 2 0 2 5

Graduated with high honors
Languages
Russian

Ukranian

Polish

Spanish (beginner)

English