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Veronika B.
Veronika B.
AI / ML Engineer

Verified expert

Veronika B.

AI / ML Engineer

Verified expert

middle
Mykolaiv, Ukraine
$35/hour
English – Advanced
Member since 2022
Top skills
AWS Docker ElevenLabs FastAPI LangChain LlamaIndex OpenAI PostgreSQL Python Whisper

An AI/ML Engineer and Chatbot Developer with 3 years of experience building production-ready, data-driven systems and LLM-powered conversational agents. Veronika specializes in backend development with Python and FastAPI, designing scalable APIs, modular AI workflows, and reliable architectures for real-world AI applications.

She has hands-on experience developing multi-agent systems, intelligent chatbots with memory and voice interaction, and ML pipelines for automation and data analysis. Veronika combines a strong background in machine learning and computational linguistics with solid backend engineering practices, delivering maintainable, well-structured solutions deployed in cloud environments.

With a thoughtful engineering approach and experience working in Agile teams, Veronika is a dependable AI engineer who can confidently take ownership of AI features, backend logic, and integrations in complex products.

If you’re looking for an AI/ML engineer who can build intelligent chatbots and backend systems that work reliably in production, Veronika is a strong choice.

Download the CV

Hard skills

Python

Machine Learning

Backend Development

REST API Design

Asynchronous Programming

Prompt Engineering

LLM Integration

Chatbot Development

Data Analysis

WebSockets

Software Architecture

Technical Documentation

Tools

FastAPI

Pydantic

LangChain

LangGraph

LlamaIndex

OpenAI
Whisper / Faster Whisper

ElevenLabs

PostgreSQL

MySQL

Redis

SQLAlchemy

Alembic

Docker

Git

GitHub

GitLab

Pytest

Postman

NumPy

Pandas

Scikit-learn

PyTorch

AWS

GCP

Soft skills

Analytical thinking

Clear communication

Team collaboration

Responsibility

Attention to detail

Adaptability

AI-Powered Modular Workflow System

March 2024 - Present

AI & ML Engineer | Back-End Developer
Project Description:

Designed and implemented a modular multi-agent workflow system capable of executing complex pipelines either through predefined plans or dynamic orchestration by an agent controller. Integrated the MCP library with server-side connectors for databases, file storages and external APIs, enabling agents to retrieve, store, and process data autonomously.

Tools & Technologies:

LlamaIndex, OpenAI, MCP, FastAPI, Websockets, Postgres, Pydantic, Docker

Mental health chatbot

March 2023 - February 2024

AI & ML Engineer | Chatbot Developer
Project Description:

Chatbot is designed to help people with their mental problems. It consists of well-trained LLM model that is totally secure. The bot can interact with users verbally and by text messages in a real time. It has memory with previous conversations. It can simulate natural conversation and offer guided therapeutic exercises.

Tools & Technologies:

Python, FastAPI, Whisper, ElevenLabs, Llama, Langchain, AWS Bedrock, AWS Sagemaker, AWS DynamoDB, PostgreSQL, Docker

AI system for automating the design processes and development of design documentation

September 2022 - March 2023

Data Scientist | ML Engineer
Project Description:

Development of a machine learning model capable of building a 3D assembly from a list of parts.

Tools & Technologies:

Pandas, Data analysis, sklearn, XGBoost

Taras Shevchenko National University of Kyiv

Bachelor’s Degree in Computational Linguistics

Machine Learning

Provider: Projector Institute
Issued: May 2024
Machine Learning

Machine Learning

Provider: Projector Institute
Issued: May 2024
Machine Learning

Grammarly CompLing Summer School

Provider: Grammarly
Issued: July 2021
Grammarly CompLing Summer School

Grammarly CompLing Summer School

Provider: Grammarly
Issued: July 2021
Grammarly CompLing Summer School

This freelancer has not participated in any projects yet.

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