Андрій

AI Engineer / ML Engineer / Automation Engineer
Andrii Avramenko

Email: andrijavramenko10gmail.com | Location: Europe / Remote

PROFESSIONAL SUMMARY

AI Engineer / AI Integrator with 2 years of hands-on experience building and deploying AI-
powered solutions using Python, LangChain, OpenAI API, RAG pipelines, vector databases,
Docker, and ML frameworks. Delivered 10+ AI products including NLP assistants,
recommendation engines, CV-based automation systems, and intelligent workflow tools.
Experienced in integrating LLMs into production-ready business processes, optimizing
inference pipelines, and automating repetitive operations with measurable efficiency gains up
to 45%.

CORE SKILLS

• Python

• Machine Learning

• OpenAI API / LLM Integration

• LangChain / LangGraph

• RAG Architecture

• Vector Databases (FAISS, Pinecone, Chroma)

• NLP Systems

• Computer Vision (OpenCV, YOLO)

• Docker / Containerized Deployment

• FastAPI / Flask

• PostgreSQL / MongoDB

• Prompt Engineering

• AI Automation Workflows

• Git / CI/CD

PROFESSIONAL EXPERIENCE

AI Developer / AI Integrator

Freelance / Commercial Projects | 2024 – Present

• Developed and deployed 10+ AI-driven applications, including NLP assistants,
recommendation systems, and CV recognition pipelines.

• Built 4 RAG-based enterprise knowledge assistants, reducing internal search time
by 40%.

• Integrated OpenAI and LangChain pipelines into production workflows serving up to
5,000+ monthly user interactions.

• Designed recommendation engines that improved content relevance accuracy by
30%+.

• Implemented computer vision modules for object detection and document recognition
using YOLO/OpenCV.

• Automated client business workflows, reducing manual repetitive tasks by 45%.

• Containerized AI systems with Docker, decreasing deployment setup time by 60%.

AI/ML Intern

Internship Experience | 2023 – 2024

• Assisted in building NLP pipelines for text classification and semantic search.

• Fine-tuned ML models for domain-specific data extraction tasks.

• Participated in development of chatbot prototypes using LLM APIs.

• Improved preprocessing pipeline speed by 25% through optimization scripts.

SELECTED PROJECTS

AI Knowledge Assistant (RAG)

• Built intelligent document Q&A system using LangChain + OpenAI + ChromaDB.

• Indexed 50,000+ knowledge entries with semantic retrieval.

Recommendation Engine Platform

• Designed personalized recommendation engine using embeddings + ranking models.

• Increased recommendation precision by 32%.

CV Document Recognition Tool

• Developed OCR + computer vision pipeline for automated document parsing.

• Reduced manual processing time by 70%.

NLP Customer Support Bot

• Created multilingual AI chatbot handling automated customer inquiries.

• Resolved up to 65% of first-line support requests without human intervention.

EDUCATION

WSIiZ (Rzeszów, Poland) — Computer Science (2024–2028). Academic foundation in
computer science in an international environment.

Hillel IT School — Python Pro + AI (2024–2025). Practical intensive program focused on
backend architecture and artificial intelligence.

CERTIFICATIONS

• Machine Learning / Deep Learning Courses

• LangChain / LLM Engineering Courses

• OpenAI API Integration Workshops

LANGUAGES

• Ukrainian — Native

• English — Intermediate / Upper-Intermediate

ATS KEYWORDS INCLUDED

AI Engineer, ML Engineer, Python Developer, LangChain, OpenAI API, RAG, Vector Database,
NLP Engineer, Computer Vision, Docker, Automation Engineer, Machine Learning Deployment