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RUSLAN KORNICH

PERSONAL DETAILS
Dnipro
[open contact info](look above in the "contact info" section)
Website: github.com/ruslan-kornich
LinkedIn: [open contact info](look above in the "contact info" section)
Github: github.com/ruslan-kornich
Telegram: @korny4

SUMMARY
Backend Developer with strong expertise in Python, FastAPI, AWS Cloud, and high-load architecture design. Proven
experience in building scalable microservices, implementing robust authentication, working with distributed queues,
and managing infrastructure in cloud environments. Focused on clean, maintainable code and delivering production-
ready solutions from scratch. Additionally experienced in frontend development using React and Next.js to deliver
end-to-end web solutions.

HARD SKILLS:
Languages & Frameworks: Python 3.12, JavaScript, FastAPI, Django, Django REST Framework, Flask, Aiogram,
AsyncIO
AWS Services: Lambda, S3, SES, SNS, Cognito, EC2, CloudFront, API Gateway, CloudFormation
API Design: RESTful APIs, WebSockets, OpenAPI/Swagger
Architecture Patterns: Microservices, High-load systems, Event-driven systems
SQL: PostgreSQL, SQLite
NoSQL: MongoDB, DynamoDB
ORMs: SQLAlchemy, Django ORM
Caching: Redis
Infrastructure as Code: AWS CDK
Containers & Orchestration: Docker, Docker Compose, Kubernetes
CI/CD & Version Control: Git, GitHub, GitLab, AWS CodeCommit, GitHub Actions, GitLab CI/CD, Jenkins
Linux & Shell: Bash, systemd, cron
Task Queues: Celery, RabbitMQ
Event Streaming: Kafka
Testing: Pytest, Unittest, Selenium, Playwright
Frontend: HTML, CSS, JavaScript, React

EMPLOYMENT
Python Developer (Full Stack) May 2024 - Present
AD Media

Designed a scalable microservices architecture using FastAPI and Django.
Implemented caching strategies and asynchronous task processing with Celery to boost API performance.
Built secure and documented REST APIs with authentication, rate limiting, and test coverage.
Contributed to the frontend using React and Next.js to ensure seamless backend integration.
Integrated AWS services (S3, SES, Cognito, SNS) for file storage, email delivery, and authentication workflows.
Automated CI/CD pipelines and deployments using Docker and GitHub Actions.
Introduced Kafka for event streaming between microservices.
Software Engineer (Python) Jan 2024 - May 2024
Perfsys

Developed cloud-native solutions using AWS CDK in Python.
Participated in building and deploying AWS Lambda features to enable serverless computing tasks.
Utilized AWS CDK in Python for Infrastructure as Code (IaC) practices, facilitating efficient deployment and
management of AWS resources.
Provisioned API Gateway, SQS, S3 stacks via CDK

Python Developer Jan 2023 - Jan 2024
U-Saved

Built interactive maps with Folium (Python) and Leaflet.js for real-time tracking system.
Creating a reporting system to the foundation's donors on Django from scratch.
Python scripts for processing data from pdf, xls, csv files.
Image processing with the help of AI in Python.
Telegram-bots using Aiogram library for surveys and collecting information about people's needs.

Freelance work and Developed several pet projects Feb 2022 - Jan 2023
Freelance work

Picture Recognition Service on AWS.
Service for contract generation on Django.
Browser automation using Playwright and Selenium (Cryptocurrency projects).
Collecting data from websites and APIs using Requests library.
Processing and analyzing data using Pandas library.

EDUCATION
MS in Applied Physics 2020
Oles Honchar Dnipro National University, Ukraine

BS in Applied Physics 2016
Oles Honchar Dnipro National University, Ukraine

COURSES
Python Pro Course Certificate in Python/Django (Advanced) Feb 2022

LANGUAGES
English