Дмитрий

Dmitry Danileyko
Python Backend Developer
Email: [відкрити контакти](див. вище в блоці «контактна інформація»)
Phone: [відкрити контакти](див. вище в блоці «контактна інформація»)
Location: Odesa, Ukraine (remote)

SUMMARY
Python backend developer with solid experience in building web applications and cloud infrastructure
tools. Designed and implemented a full-featured billing system for an OpenStack-based cloud
platform, including REST API, Python SDK and Horizon plugin, with support for prepaid/postpaid
models and multiple payment providers.

SKILLS
Backend: Python, Django (Django REST Framework / FastAPI if applicable)
Cloud & Infra: OpenStack, Kubernetes, Ceph, Docker
Data: SQL, relational databases (PostgreSQL/MySQL)
Messaging: RabbitMQ
Task Queues: Celery, TaskFlow
Frontend: HTML, CSS, JavaScript (jQuery)
Tools: Git, Linux

EXPERIENCE
Python Backend Developer
Sardina Systems S.à r.l. | 04/2022 – Present | Luxembourg / Remote
• Designed and implemented a billing system for an OpenStack-based cloud from scratch (REST
API, Python library, Horizon plugin).
• Implemented balance tracking, invoicing and project management for both prepaid and postpaid
models.
• Integrated Stripe and Adyen payment gateways for card payments directly from the user
dashboard.
• Extended billing coverage from compute resources to Ceph storage and network traffic.
• Contributed to Kubernetes deployment driver and telemetry configuration.
• Participated in other backend tasks related to OpenStack, Kubernetes and Ceph ecosystem.

Python Developer / Web Developer
Media-Region LLC | 01/2005 – 04/2022 | Odesa, Ukraine
• Developed and maintained company websites using Python and Django: main company site, job
board, and client self-service portal with access to internal database.
• Implemented automation of key business processes (ad submission, moderation, notifications).
• Worked on SEO, performance optimisation and promotion of company websites.
• Developed messenger bots for customers and employees providing remote access to the
company’s database.

PERSONAL PROJECTS
narabotu.od.ua | 2010 – Present
Regional job search website (employers, vacancies, resumes).
• Implemented backend and database structure for job board.
• Automated publishing of vacancies to social networks and messenger bots.
• Participated in development of a mobile application for the project.

my.narabotu.od.ua | 2010 – Present
Web portal for access to customer adverts database and CRM system.
• Built web interface for clients to manage their ads and access statistics.
• Integrated internal CRM features for company staff.

catcult.club | 2015 – 2024
Online sportswear shop.
• Developed and maintained the e-commerce website and integrations with payment and delivery
services.

my.cars.ua | 2019 – 2020
CRM system for car buyback business.
• Developed tools for parsing car sales websites and matching offers with client requirements.
• Implemented Telegram bot to coordinate work between project managers and car dealerships.

EDUCATION
Kharkiv Aviation Institute
Specialist in Aircraft Control Systems (with honours) – Kharkiv, Ukraine

LANGUAGES
Russian – Native
Ukrainian – Native
English – Intermediate (estimate)