Антон

Zhyzhkunets Anton
Python developer

Summary
Backend developer with 5+ years of commercial experience. Specialized in building and
maintaining scalable web applications, REST APIs, background processing with Celery,
and database-driven systems. Experienced in Agile teams, code reviews, system
estimation, and long-term project support.

Technical skills
• Backend: Python, Django, DRF, Celery
• Databases: PostgreSQL, MySQL
• DevOps: Docker, Nginx, Gunicorn
• Protocols: HTTP / HTTPS, WebSocket
• APIs: REST, API integrations
• Clouds: AWS S3
• Testing: Unit testing
• Version Controls: Git
• Operating Systems: Linux, macOS
• Methodologies: Agile (Scrum, Kanban).
Work experience
Python developer
GrandSoft (October 2024 - 2026)
• Developed and maintained backend services using Django, DRF
• Implemented background tasks with Celery
• Worked with PostgreSQL, optimized queries and data models
• Fixed production issues and improved system stability
• Participated in task estimation and Kanban workflow.

Python/Django developer
xGroup - Apps and Web Development (September 2022 - October 2024)
• Developed REST APIs for web and mobile applications
• Maintained existing projects and implemented new backend features
• Prepared and maintained technical documentation
• Collaborated with frontend developers, PMs, and QA
• Participated in code reviews and team discussions
• Worked in Kanban-based Agile teams.

Python/Django developer
KeyUA - Software Development Company (January 2020 - September 2022)
• Developed backend and frontend features for multiple client projects
• Designed and implemented REST APIs
• Integrated unit tests and participated in code reviews
• Estimated tasks and participated in project planning
• Supported and refactored legacy codebases
• Worked in Scrum and Waterfall development environments.
Key Achievements
• Developed and maintained backend systems used in long-term commercial projects
• Designed and implemented REST APIs for web and mobile applications
• Improved stability of production systems by fixing critical bugs and refactoring
legacy code
• Implemented background processing with Celery for asynchronous tasks
• Participated in task estimation and planning, contributing to predictable delivery
• Worked with large relational databases and optimized queries
• Collaborated closely with frontend developers, PMs, and QA teams.

Education
Dnipro University of Technology
Bachelor of Software Engineering.

Additional education
• FRIENDS English Club (English File Intermediate)
• IQ center (English, Avalon method)
• Individual English lessons.

Language proficiencies
• English - Intermediate
• Ukrainian - Native
• Russian - Fluent.