$16  / per hour

Years of experience



Python | SQL | Java | C++ | Langchain | OpenAI | Vector stores (Pinecone, FAISS, Chroma) | AWS

Tech Stack

Python, AWS, C++, Java, SQL

Employment history

AI Engineer 07.2023 – Present ● Development and implementation of chatbot solutions utilizing OpenAI models.
● Integration of Language Model (LLM) capabilities into business processes using
● Langchain technology.
● Integration of Vector Database into existing systems to enhance data retrieval and storage efficiency.
Data Scientist 07.2022 – 07.2023 ● Utilized RNNs and XGBoost to develop accurate Time Series Forecasting models.
● Gathered and analyzed statistical data about customer behavior and preferences.
● Created ETLs and pipelines using AWS Glue Studio for data integration and processing.
● Developed, scheduled, and deployed Spark jobs to automate data processing tasks.
● Implemented customer classification algorithms to segment and categorize customer groups for targeted
marketing campaigns;
● Conducted statistical tests to validate marketing hypotheses, providing actionable insights for data-driven
● Modified the recommender system to enhance the accuracy and relevance of product recommendations for
● Produced comprehensive statistical reports for the marketing and finance departments to aid in strategic
planning and performance evaluation.

Education history

Vistula University, Warsaw Master's in Computer Engineering
National Technical University of Ukraine 'Kyiv Polytechnic Institute Bachelor's in Computer Science
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“I interviewed about a dozen different firms. DevsData LLC is truly exceptional – their backend developers are some of the best I’ve ever worked with. I’ve worked with a lot of very well-qualified developers, locally in San Francisco, and remotely, so that is not a compliment I offer lightly. I appreciate their depth of knowledge and their ability to get things done quickly. “


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