# ILLYA FEFELOV

Kyiv, Ukraine
Phone: +38 067 235 45 17
Email: ilyafefeov@gmail.com
Telegram: t.me/full_iron
LinkedIn: linkedin.com/in/illyafefelov
GitHub: github.com/ilyafefelov
Portfolio: full-iron.com

## PROFESSIONAL SUMMARY

MLOps / AI Engineer with 10+ years in IT, combining full-stack development, digital product delivery, workflow automation, and recent data science training. Experienced in building API integrations, authentication systems, real-time data workflows, and automation-oriented business solutions. Hands-on with Python, Docker, Kubernetes, Airflow, MLflow, Terraform, LangChain, OpenAI SDK, and data-processing workflows. Well suited for AI, analytics, and digital enterprise roles focused on automation, data platforms, operational efficiency, and high-impact business systems.

## TECHNICAL SKILLS

**Programming:** Python, JavaScript, TypeScript, Java
**MLOps / DevOps:** Docker, Kubernetes, Git, CI/CD, Airflow, MLflow, Terraform
**Machine Learning / Data:** Scikit-learn, Pandas, NumPy, Polars, TensorFlow, PyTorch, data preprocessing, model training, model evaluation, data visualization
**AI / LLM:** LangChain, OpenAI SDK, RAG pipelines, vector databases, Weaviate
**Data / Backend:** PostgreSQL, MongoDB, API integrations, real-time data pipelines, automation workflows, authentication systems
**Frontend / Product Engineering:** Vue.js, Nuxt 3, HTML, CSS, Tailwind

## CORE COMPETENCIES

AI integrations, enterprise automation, real-time data processing, digital product delivery, API integration, workflow optimization, cross-functional execution, ML experimentation, data-oriented system design, business-facing technical implementation.

## PROFESSIONAL EXPERIENCE

### Full-Stack Developer & Designer

**Full-Iron Design, LLC** | Kyiv / Vilnius | 2013 - Present

- Built and maintained web products, CMS-based solutions, and API integrations across branding, product, and digital delivery projects.
- Developed real-time data aggregation pipelines and workflow automation that reduced manual labor by 20%.
- Implemented deployment processes and secure authentication flows to improve delivery consistency and application reliability.
- Led a scraper ETL project initiative that facilitated more than UAH 7 million in net profit in 1 year.
- Delivered end-to-end implementation across UI, integrations, content systems, and automation-oriented business workflows.

### Vue.js Developer

**StayGroup (formerly GameX)** | Kyiv | Aug 2022 - Sep 2023

- Developed and maintained frontend functionality for high-traffic consumer-facing digital platforms in a production environment.
- Supported multiple live products with ongoing feature delivery, maintenance, and interface improvements.
- Delivered production features in a team environment using Vue 3, Nuxt 3, Tailwind, FormKit, Pinia/Vuex, and REST-based integrations.
- Contributed to production-grade releases in a collaborative environment with strong product and delivery requirements.

### Project Coordinator / Developer (Part-time)

**Tetis MB** | Vilnius | 2020 - 2025

- Contributed to digital, branding, and product delivery for a trading and building company operating in Germany.
- Combined coordination, design, and implementation support across web, content, and business-facing workflows.
- Supported automation-oriented project work in a distributed, part-time collaboration model.

## SELECTED PROJECTS

### Data Science and ML Portfolio Projects

**Role:** Developer

- Built data analysis and machine learning projects using Python, Pandas, NumPy, and Scikit-learn.
- Performed data preprocessing, visualization, feature preparation, model training, and evaluation across portfolio work.
- Used project work to demonstrate practical understanding of data workflows and reproducible ML experimentation.
- GitHub: github.com/ilyafefelov

### Agentic Trading Management Thesis Track

**Role:** MSc Student / Project Author | 2024 - Present

- Developing an in-progress thesis project around agentic trading management within the MSc in Data Science program.
- Exploring Python-based ML workflow concepts and MLOps-oriented tooling, including Dagster and PydanticAI.
- Applying academic work to strengthen practical understanding of AI workflows, orchestration, and deployment-oriented thinking.

## EDUCATION

### MSc in Data Science

**Neoversity - Woolf** | Online | Mar 2024 - Present

- Focus: Python, algorithms, machine learning, data visualization.
- Thesis track in progress: Agentic Trading Management.

### Master's in Software Engineering (Program Engineering)

**MAUP - Double Degree Program** | 2024 - Present

### BA in International Marketing Management

**Hanze University - IBS, Groningen, Netherlands** | 2007 - 2012

## LANGUAGES

- English: Fluent
- Ukrainian: Native
- Russian: Native

## TARGET ROLES

MLOps Engineer, AI Engineer, AI Product Integration Engineer, Data / ML Infrastructure Engineer, Digital Enterprise AI Specialist, and analytics-oriented software engineering positions.

## ADDITIONAL INFORMATION

Location: Kyiv, Ukraine
Open to remote work and relocation
Domains of interest: digital enterprise, AI/ML, automation, analytics, data platforms, energy, and critical-infrastructure environments