Mechyslav Yastremskyi

Python Developer with 3+ years of experience in backend development, web scraping, and data-centric applications.

Worked on projects involving scalable data pipelines, RESTful API design, and automation of data processing workflows.

Used FastAPI, Flask, SQLAlchemy, PostgreSQL, MongoDB, Redis, and Celery to build reliable and efficient systems.

Hands-on experience with:

Clean backend architecture based on Domain-Driven Design (DDD) principles

Implementation of repository and service layers to separate business logic and infrastructure

Integration of external APIs, embedding-based search (using LangChain), and asynchronous task queues

Deployment and containerization with Docker, monitoring, and optimization of backend performance

Focused on building maintainable, well-documented code aligned with business needs.

Confident working both independently and as part of a collaborative, cross-functional team.