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Data engineer
- Considering positions:
- Data engineer, Python-програміст, Ai інженер, Low code інженер, Automation engineer, Спеціаліст бізнес-процесів, Адміністратор
- City of residence:
- Lviv
- Ready to work:
- Remote
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Diduk Danylo
Python Developer
[open contact info ](look above in the "contact info" section) [open contact info ](look above in the "contact info" section) Rzeszów/Poland [open contact info ](look above in the "contact info" section)
Telegram GitHub LinkedIn
SUMMARY
Python Developer with commercial experience in building GenAI automation systems and scalable
backend architectures. My core stack includes Python, FastAPI, PostgreSQL, Pandas and Redis.
I have practical experience in designing robust ETL pipelines and integrating LLM solutions into
business workflows. Passionate about automating processes and creating tools that are genuinely
useful, I am looking for a challenging role where I can leverage my technical skills to build impactful,
scalable solutions.
SKILLS
Core & Backend Data Engineering Infrastructure & Caching
Python (AsyncIO), FastAPI, Pandas, NumPy, ETL Pipelines, Docker, Docker Compose,
Pydantic, Django /DRF. SQLAlchemy (Async), SQL Redis.
(PostgreSQL).
Al & Integration
OpenAl /Gemini APIs, RAG, Tools
Vector Databases, Webhooks. Git, Postman.
EXPERIENCE
Python Backend Developer (Data) 06/2025 – Present
NDA
Engineered backend systems for complex statistical calculations, data
•
aggregation, and analytics.
Built and optimized ETL pipelines to support hypothesis testing and
•
validate theoretical models against real-world data.
Developed scalable API services to facilitate seamless data interaction and
•
ensure easy access for client applications.
Python Developer (GenAl & Automation) 07/2025 – 11/2025
Remote
Engineered a complex backend ecosystem for automating sales and customer
support workflows on Instagram.
Architecture: Developed an asynchronous service using FastAPI to process
•
real-time webhooks from Instagram Graph API and manage complex
dialogue states.
RAG Implementation: Designed a Retrieval-Augmented Generation
•
pipeline from scratch. Vectorized product data to provide the LLM with
accurate context, effectively eliminating hallucinations in sales responses.
Al Integration: Integrated GPT for core logic, Whisper for voice message
•
transcription.
Business Automation: Implemented "human-in-the-loop" triggers for
•
seamless escalation to support managers and automated order processing.
PORTFOLIO
Equilibrium – Quantitative Analytics Engine | [GitHub Link] Stack: Python, FastAPI,
PostgreSQL, Redis, Docker, Pandas
A high-performance backend system for real-time financial market data analysis and ETL.
•
Architecture: Designed a microservices-ready architecture with automated data ingestion and self-
•
healing integrity checks.
Performance: Achieved sub-millisecond API response times by implementing aggressive caching
•
strategies.
Tractus – Blog Platform | [GitHub Link] Stack: Django, SQLite, HTML/CSS, JWT
A full-featured blogging platform with user authentication and content management.
•
Developed a responsive UI and implemented role-based permissions for content creators.
•
Airport Management API | [GitHub Link] Stack: Django, DRF, Docker, PostgreSQL
A flight management system API with role-based access control.
•
Containerized the application using Docker for consistent deployment environments.
•
Implemented complex logic for flight scheduling and ticket booking validation.
•
Library Service API | [GitHub Link] Stack: FastAPI, PostgreSQL, Stripe, Stripe Webhooks
A comprehensive backend system for library management with payment integration.
•
Designed a scalable database schema.
•
> Check my GitHub for more learning repositories, algorithmic task solutions, and
experimental forks. GitHub
EDUCATION & COURSES
Ukrainian National Forestry University 2023 – Present
Bachelor's Degree (in progress), Organizational management and administration
Lviv College of Food and Processing Industry of NUFT, 2020 – 2023
Marketing
Mate Academy 2025
Python Backend Developer
Intensive course covering Django, DRF, FastAPI, SQL, Docker, Git, and
•
system design.
LANGUAGES:
English Ukrainian
B1 (Intermediate) - capable of reading technical Native
documentation and communicating in a team.
Python Developer
[
Telegram GitHub LinkedIn
SUMMARY
Python Developer with commercial experience in building GenAI automation systems and scalable
backend architectures. My core stack includes Python, FastAPI, PostgreSQL, Pandas and Redis.
I have practical experience in designing robust ETL pipelines and integrating LLM solutions into
business workflows. Passionate about automating processes and creating tools that are genuinely
useful, I am looking for a challenging role where I can leverage my technical skills to build impactful,
scalable solutions.
SKILLS
Core & Backend Data Engineering Infrastructure & Caching
Python (AsyncIO), FastAPI, Pandas, NumPy, ETL Pipelines, Docker, Docker Compose,
Pydantic, Django /DRF. SQLAlchemy (Async), SQL Redis.
(PostgreSQL).
Al & Integration
OpenAl /Gemini APIs, RAG, Tools
Vector Databases, Webhooks. Git, Postman.
EXPERIENCE
Python Backend Developer (Data) 06/2025 – Present
NDA
Engineered backend systems for complex statistical calculations, data
•
aggregation, and analytics.
Built and optimized ETL pipelines to support hypothesis testing and
•
validate theoretical models against real-world data.
Developed scalable API services to facilitate seamless data interaction and
•
ensure easy access for client applications.
Python Developer (GenAl & Automation) 07/2025 – 11/2025
Remote
Engineered a complex backend ecosystem for automating sales and customer
support workflows on Instagram.
Architecture: Developed an asynchronous service using FastAPI to process
•
real-time webhooks from Instagram Graph API and manage complex
dialogue states.
RAG Implementation: Designed a Retrieval-Augmented Generation
•
pipeline from scratch. Vectorized product data to provide the LLM with
accurate context, effectively eliminating hallucinations in sales responses.
Al Integration: Integrated GPT for core logic, Whisper for voice message
•
transcription.
Business Automation: Implemented "human-in-the-loop" triggers for
•
seamless escalation to support managers and automated order processing.
PORTFOLIO
Equilibrium – Quantitative Analytics Engine | [GitHub Link] Stack: Python, FastAPI,
PostgreSQL, Redis, Docker, Pandas
A high-performance backend system for real-time financial market data analysis and ETL.
•
Architecture: Designed a microservices-ready architecture with automated data ingestion and self-
•
healing integrity checks.
Performance: Achieved sub-millisecond API response times by implementing aggressive caching
•
strategies.
Tractus – Blog Platform | [GitHub Link] Stack: Django, SQLite, HTML/CSS, JWT
A full-featured blogging platform with user authentication and content management.
•
Developed a responsive UI and implemented role-based permissions for content creators.
•
Airport Management API | [GitHub Link] Stack: Django, DRF, Docker, PostgreSQL
A flight management system API with role-based access control.
•
Containerized the application using Docker for consistent deployment environments.
•
Implemented complex logic for flight scheduling and ticket booking validation.
•
Library Service API | [GitHub Link] Stack: FastAPI, PostgreSQL, Stripe, Stripe Webhooks
A comprehensive backend system for library management with payment integration.
•
Designed a scalable database schema.
•
> Check my GitHub for more learning repositories, algorithmic task solutions, and
experimental forks. GitHub
EDUCATION & COURSES
Ukrainian National Forestry University 2023 – Present
Bachelor's Degree (in progress), Organizational management and administration
Lviv College of Food and Processing Industry of NUFT, 2020 – 2023
Marketing
Mate Academy 2025
Python Backend Developer
Intensive course covering Django, DRF, FastAPI, SQL, Docker, Git, and
•
system design.
LANGUAGES:
English Ukrainian
B1 (Intermediate) - capable of reading technical Native
documentation and communicating in a team.
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