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Python developer | Open to work
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Python developer | Open to work

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DavidKovalov92/README.md

Hi, I'm David Kovalov πŸ‘‹

Python Backend Developer

Python Developer with over 1 year of experience who enjoys building stable backends and automating complex data flows.

Proficient in the Django(DRF)/FastAPI ecosystem, cloud deployment (AWS), and database optimization. I focus on writing code that is easy to maintain and scaling systems to handle real-world growth.

πŸš€ Ready for full-time employment.

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πŸš€ Quick Overview

  • πŸ’Ό Experience: 1+ years in Backend development.
  • πŸ› οΈ Current Focus: Scaling infrastructures with AWS and mastering FastAPI.
  • β™ŸοΈ Personal: CS Foundations & Math β€” deeply interested in the mathematical logic behind algorithms and building a strong theoretical base for complex systems.
  • πŸŽ“ Education: Computer Science at Lviv Polytechnic National University (2024 - 2028).
  • ⚑ Availability: Open for Full-time roles.

πŸ› οΈ Technical Stack

Category Technologies
Languages Python, SQL, Bash
Frameworks Django, Wagtail admin, Django REST Framework (DRF), FastAPI
Databases PostgreSQL, Redis, MongoDB
DevOps & Cloud Docker, Docker Compose, AWS (S3, EC2), CI/CD (GitHub Actions), Nginx, Gunicorn
Automation Pytest, Unittest
Tools Git, OAuth2, Celery, Stripe API, Postman, Swagger/OpenAPI

🌟 Featured Project: E-commerce Platform

A full-featured online store built to master clean architecture and modularity in Django.

  • ⚑ Performance: Optimized PostgreSQL by implementing indexing and query refinement, achieving a 15% improvement.
  • πŸ”’ Security: Implemented secure authentication with JWT.
  • πŸ› οΈ Management: Developed a custom Headless CMS using Wagtail API, enabling dynamic page generation and a simplified administrative experience.

🌟 Featured Project: APP-NEWS

A high-performance news platform featuring subscription-based monetization and dynamic content management.

  • πŸ’³ Monetization: Integrated Stripe API, enabling premium access to news content and automated payment processing.
  • πŸ”’ Security: Implementing JWT authentication, ensuring secure access control between backend and frontend.
  • πŸš€ Integration: Engineered interaction layer for frontend synchronization, allowing users to pin featured posts via a RESTful API.

πŸ† Achievements: Independent Contractor

(Oct 2024 β€” Present)

  • API Design: Architected and deployed RESTful APIs using FastAPI and Django.
  • Scalable Architecture: created backend systems to support asynchronous task processing with Celery and Redis, ensuring high availability and system resilience under heavy loads.
  • Query Optimization: Achieved a 15% boost in request processing speed through advanced PostgreSQL indexing and the optimization of complex ORM query patterns.
  • Infrastructure & DevOps: Orchestrated containerized environments using Docker Compose and automated database schema evolutions with Alembic.

πŸ“¬ Connect with me

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  1. lnam-dev/ArtRaise lnam-dev/ArtRaise Public

    TypeScript 4

  2. APP-NEWS APP-NEWS Public

    Vue

  3. mini_chat mini_chat Public

    Python 2