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NikitaChalykh/README.md

Nikita Chalykh

๐Ÿ‘จโ€๐Ÿ’ป Python Backend Developer | Fastapi | Django | Flask

My contacts:

linkedin telegram


๐Ÿ› ๏ธ Technologies & Tools:

Backend Technologies

Python FastAPI Django Framework Django REST Framework Flask Celery asyncio REST API

Databases & ORM

SQLAlchemy tortoise SQL Redis Elasticsearch

Testing & Development

Pytest unittest

DevOps & CI/CD

Nginx CI/CD Docker

Other Technologies

Apache Kafka Sentry Linux Bash Git Jira


๐Ÿ’ผ Work Experience:

artw

Technologies: Python3, FastAPI, Flask, SQLAlchemy, pytest, asyncio, Git, Docker, PostgreSQL, Redis, Elasticsearch, OpenLDAP, Kerberos, Locust, Jira

  • Developed core backend architecture for a secure terminal access server, enabling access from a unified client device to both secure and open security zones.
  • Introduced unit testing with pytest, achieving 86% test coverage across all APIs.
  • Implemented integration with AD and OpenLDAP for user authentication via Kerberos to improve system compatibility.
  • Developed file-sharing system for enhanced client experience.
  • Created a service to perform periodic tasks via a Redis-backed queue system, optimizing server load.
  • Conducted load testing using Locust, improving RPS for high-traffic APIs by 50%.
  • Performed code reviews and identified architectural improvements to boost codebase quality.
  • Authored comprehensive project documentation, simplifying deployment with a single bash command.
  • Led onboarding for new developers and actively participated in task planning and decomposition.

artw

Technologies: Python3, FastAPI, Tortoise, Aerich, Django, pytest, asyncio, aiohttp, Docker, PostgreSQL, Sentry, Nginx, Redis, Celery, YouTrack

  • Developed and supported asynchronous backend services using FastAPI.
  • Created a microservice to improve broker loyalty, which led to a 30% increase in activity on the platform.
  • Developed an automated email notification service, resulting in a 20% increase in transactions.
  • Built a command-line utility to remove duplicate user records caused by issues in an external CRM system.
  • Integrated email/SMS logging to improve monitoring and reduce lost messages.
  • Participated in release planning, production monitoring, and rapid troubleshooting post-release.

idaproject

Technologies: Python3, Django, Django REST Framework, Git, Docker, PostgreSQL, Sentry, Nginx, Redis, Celery, unittest, Jira

  • Developed and maintained high-traffic backend services for leading real estate companies.
  • Designed referral program API, boosting user engagement and retention.
  • Implemented a recommendation system to suggest properties based on client preferences, increasing site engagement by 20%.
  • Developed a platform for gift certificate purchases, increasing sales by 25%.
  • Integrated CRM data via Apache Kafka, automating information exchange and improving operational efficiency.
  • Created a personalized notification system, driving additional sales and improving customer retention.
  • Wrote unit tests for complex business processes, reducing critical production errors.

๐ŸŽ“ Higher education

ะœะญะ˜

Masterโ€™s Degree
๐Ÿ›๏ธ Moscow Power Engineering Institute (National Research University), Moscow
๐Ÿข Institute for Energy Efficiency Problems
๐Ÿ”ฅ Industrial Heat and Power Engineering

Pinned Loading

  1. scheduler_task_service scheduler_task_service Public

    scheduler task service with queue in redis

    Python 1

  2. deposit_calculator deposit_calculator Public

    rest api for deposit calculator

    Python 1

  3. marketplace_product_tracking_service marketplace_product_tracking_service Public

    marketplace product tracking card service

    Python 6

  4. mailing_service mailing_service Public

    notification mailing service

    Python 3 1

  5. comment_system_service comment_system_service Public

    comment management system with support for nested discussions

    Python

  6. mortgage_calculator mortgage_calculator Public

    rest api aggregator and calculator of mortgage offers

    Python 1