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SL

Stanislav Liashkov

@Sliahkov

ML Engineer

Machine Learning Engineer and Data Scientist with a focus on NLP Applications and interdisciplinary expertise in AI, statistical inference, software engineering, and machine learning.

About

Combines technical depth with the ability to bridge business needs and technical implementation across diverse data science domains.

Career

Experience: 2 years

Experience

ML Engineer

Zypl.ai

R&D Lab with a focus on outlier-resistant AI applications in finance, government and education.

Sep 2025 — Present

Adapted and evaluated LLMs for Tajik, built training and inference infrastructure, and worked on research papers.

• Worked on Project SoroLLM with UNICEF, adapting large language models to Tajik, a low-resource language, and implementing an end-to-end training pipeline with continued pretraining using LoRA, instruction fine-tuning, and Direct Preference Optimization (DPO). • Built text filtering and cleaning pipelines and generated synthetic data using proprietary and open-source LLMs. • Set up, maintained, and monitored ML infrastructure and training jobs on AWS SageMaker and an on-premises server with 8 H200 GPUs.

AI Engineer

TWS Labs (AiXpert)

B2B AI-driven Legal Compliance System for Russian Enterprises

Sep 2024 — Sep 2025

Built legal-document retrieval, embedding, and evaluation systems; improved ranking benchmark MAP by 20.6%.

• Built a knowledge base of more than 200,000 Russian legislative documents and 3 million-plus vector database chunks, enriched with metadata for search and filtering. • Implemented a legal assistant workflow for multi-step retrieval of legislation and case law with corrective reasoning, using LangChain, LangGraph, Qdrant, and LLaMA 3. • Trained a legal-document embedding model on synthetic triplets, improving mean average precision by 20.6% on a ranking benchmark.

ML Engineer

Relog.ai

Transport management system provider specializing in last-mile logistics

Mar 2024 — Dec 2024

Built a Text-to-SQL copilot credited with saving about 182.6 analyst-hours monthly, alongside data pipelines and a traffic forecasting baseline.

• Developed an in-house Text-to-SQL AI copilot for data analysts using RAG, tool-calling, and LLaMA 2, reducing BI report delivery time and routine queries by an estimated 182.6 analyst-hours per month. • Built data pipelines to integrate CRM data from Bitrix24 into Power BI. • Built a baseline model to forecast road-edge congestion in Almaty, combining time series, LISA, and supervised machine learning.

Junior Data Scientist

AI Flow LTD

Consulting company delivering data-driven solutions in BI

Aug 2023 — Dec 2023

Contributed to churn modeling, ETL pipelines, and automated data-quality and drift detection.

• Contributed to a churn prediction model using LightGBM, Polars, SQL, Optuna, and MLflow to support targeted marketing strategies for a client. • Implemented ETL pipelines with Python, dbt, and Apache Airflow. • Built automated data-quality and drift-detection frameworks for ML inference using Great Expectations, Pandas, and SciPy statistical tests.

Education

Master’s degree, Data Science

University of Colorado Boulder

2023 — 2025

Bachelor equivalent, Computer Science

42 Bangkok

2023 — 2025

Selected projects

Learn2slither - RL agent for Snake game with Q-learning

Trains a Snake agent using Q-learning, a value-based reinforcement learning algorithm. Part of the 42 Advanced Core curriculum.

EEG-based Brain-Computer Interface

Implemented a brain-computer interface that classifies imagined movements from EEG signals using Common Spatial Pattern dimensionality reduction and an LDA classifier. Part of the 42 School Advanced Core curriculum.

Image Captioning System (image2text)

AI system that generates textual descriptions for images, combining computer vision and natural language processing.

Genes Expression Analysis with Dimensional Reduction

Analyzed high-dimensional genetic data using t-SNE and statistical tests to identify genes with significant impact across cancer types.

Credit Scoring Model for Home Credit Bank

Machine learning model for the Home Credit Default Risk Kaggle competition, which focuses on predicting applicants’ ability to repay loans.

Minishell

Implemented a simplified UNIX shell in C with command parsing, pipes, redirections, environment variables, and signal handling.

Skills

PyTorchTransformersHugging FacevLLMPEFTBitsandbytesTRLLangChainLangGraphLangSmithRAGRagasLightGBMOptunaMLflowGreat Expectationsscikit-learnSciPyNumPyPandas