Дмитро

Dmytro Burdeniuk, Python Developer, Kyiv
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Summary
Python backend developer with practical coding experience for 1,5+ year and commercial developing over 10 months. Worked
on E-commerce and AgroTech products, making production-grade backend systems and scalable data workflows. Built and
maintained full-featured services using FastAPI, Django, and PostgreSQL, deployed on cloud platforms. Proficient in using
ORMs such as SQLAlchemy and Django ORM for efficient database interaction. Skilled in relational database modeling,
schema migrations with Alembic, environment-based configuration, and secure authentication workflows including JWT.
Worked in international Agile teams, collaborating with other developers to create reliable systems. Fluent in English and an
effective team player with strong communication, debugging, and problem-solving skills.

Technical Skills
Languages: Python, PHP, SQL, Bash, HTML5, CSS
Developer Tools: AWS, Docker, Git, Postman, Make, Neon, Supebase, DigitalOcean, Heroku, Linux, Jira, Trello
Libraries/Frameworks: FastAPI, Django, Pandas, PostgreSQL, SQLAlchemy, Alembic, Celery, Redis
Experience
Pepper June 2025 – Present
Python Engineer Remote, USA
• Supported high-load Django backend services processing 10M+ transactions per month, troubleshooted and resolved over
150 data integrity and processing issues, improving system performance by 35%.
• Optimized AWS backend architecture (EC2, S3, Batch) utilizing CloudWatch logs for debugging. Automated workflows
and alerting via Opsgenie, resulting in a 62% increase in data processing success, a 41% decrease in failed data syncs, and
a 33% reduction in MTTR.
• Used PostgreSQL (raw SQL) on production databases for monitoring, investigating, and validating data transitions,
structures, and integrations over 500k+ records, guaranteeing data integrity and a stable backend process across 350+
distributors.
• Implemented Make automation scenarios that automatically fix regular operational problems, cutting manual work by
50%, which decreased resolution time from 2 hours to 15 minutes.
LLC “Kravets O.P.” January 2025 – June 2025
Python Developer Remote, Ukraine
∗ Developed a FastAPI/PostgreSQL backend management system for a farming business to manage over 10 crop types,
track 1,000+ harvest entries, and monitor 30+ active fields.
∗ Created and tested analytics endpoints with Pydantic for data validation and Postman for API testing; developed
real-time stock levels, operational logs, and time-based reports with a 50% decrease in report generation time.
∗ Implemented role-based access control (RBAC), audit logging, and user action tracking using SQLAlchemy and JWT
authentication, which increased data accuracy and accountability by 40%.
∗ Maintained and optimized systems in Dockerized environments, resolving 35+ production issues, optimizing query
performance by 1.3×, and contributing 15+ new features based on staff feedback.
GoIT April 2024 – December 2024
Python Trainee Remote, Ukraine
· Completed an intensive backend-focused program covering Python Core, OOP, SOLID principles, and design patterns,
with practical tasks and team projects reflecting real-world backend workflows.
· Developed and deployed RESTful APIs using FastAPI and Django, utilizing PostgreSQL, SQLAlchemy, and Redis as
backend services with JWT authentication and asynchronous programming for scalable backend systems.
· Practiced production-level tooling and DevOps workflows with Docker, Poetry, Pytest, and Postman, following testing,
deployment, and CI/CD principles to ensure reliable and maintainable backend services.
Education
Bachelor of Computer Engineering Kyiv Polytechnic Institute
Kyiv, Ukraine
Bachelor of Game Design Canterbury Christ Church University
Canterbury, United Kingdom