Ivan Tkachenko

Python Developer (Django, FastAPI)

Self-taught education

November 2023 - Present (1 year 8 months)

Group Money Collection Service

Tech stack: Django, Django REST Framework, MySQL, Redis, MongoDB, Celery, Swagger (drf-yasg), Docker, Docker Compose, JWT, MailHog

• Built the service from scratch
• Implemented REST API for creating and managing group collections and payments
• Set up containerization and orchestration with Docker Compose for development and production
• Integrated Celery and Redis for asynchronous email notifications via MailHog
• Created interactive API documentation with Swagger (drf-yasg)
• Added a command to generate test data: 50 users, 100 collections, and 5000 payments
• Implemented Redis caching for GET requests and bulk operations for performance optimization

Task Tracker (ToDo-app)

Tech stack: FastAPI, MySQL, SQLAlchemy, Alembic, Pydantic, Jinja2, Render

• Developed and deployed a web application with user registration and authentication
• Designed database migrations with Alembic; described data schemas in SQLAlchemy/Pydantic
• Deployed on Render with automatic updates on repository changes
• Application link: https://todo-app-7gje.onrender.com

Online Recipe Publishing Service

Tech stack: Python, Django REST Framework, Docker, Gunicorn, Nginx, PostgreSQL, GitHub Actions

• Designed and implemented REST API for managing recipes, subscriptions, and shopping lists
• Set up application containerization with Docker; configured Gunicorn and Nginx for reliable production deployment
• Automated CI/CD pipeline in GitHub Actions with secure storage of secrets

Blog and Comments Website

Tech stack: Python, Django, PostgreSQL

• Developed functionality for publishing, editing, and deleting articles
• Implemented a comment management module (CRUD operations, moderation)
• Designed ER data models and optimized queries to PostgreSQL