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Mukhambet Tolegenov

@tulegenoff

ML Engineer (LLM, RAG)

AI/ML Engineer with experience in building RAG applications, have experience in hosting local LLM using Ollama, vLLM, optimizing retrieval and ingestion pipelines.

Career

Experience: 2 years

Experience

AI Developer

Neurotech

Jul 2025 — Present

Built search, RAG, intent classification, and media monitoring for a 91,000-document state archive, with measured gains in retrieval and classification quality.

• Built hybrid search using BM25 (Elasticsearch), bge-m3 (Qdrant), reciprocal rank fusion, and a blend with Qwen3-Reranker-0.6B on vLLM. nDCG@10 rose from 0.465 with BM25 alone to 0.734 on a set of 50 queries and 5,500 judgments. • Built a LangGraph RAG assistant with streaming through FastAPI WebSocket, a short history of three turns, Kazakh-to-Russian translation, issai/Qolda responses with links, and fallback modes for failures.

Research Assistant

Anglia Ruskin University

A public university in the UK, with campuses in Cambridge and Chelmsford and a broad range of teaching and research programs.

Sep 2024 — Apr 2025

Improved audio emotion recognition accuracy from 38% to 59% and developed CNN models for facial emotion recognition; the work appeared in Springer LNCS.

• Improved an audio emotion recognition model's accuracy from 38% to 59% using an attention mechanism. Attention also improved the audio-visual model by 7%. The work was published in Springer LNCS. • Developed CNN models for facial images in an emotion recognition pipeline, achieving 55–63% accuracy.

Python Developer

KMG Engineering

Jun 2022 — Jul 2022

Automated data transfer from more than 20 fields to a central database with a Python microservice.

• Automated data transfer from more than 20 fields to a central database using a Python microservice.

IT Specialist

Chevron

A global energy company active in oil, gas, and other energy businesses, with operations and customers around the world.

Jul 2022 — Aug 2022

Automated two to three processes in Power Automate, saving about five hours of manual work per week.

• Automated two to three business processes in Power Automate, reducing manual work by about five hours per week.

Education

Master's degree, Artificial Intelligence

Anglia Ruskin University

2023 — 2025

Bachelor's degree, Big Data Analytics

Astana IT University

2020 — 2023

Skills

LangChainLangGraphLlamaIndexStructured outputPrompt engineeringWeb scrapingHybrid searchBM25Dense retrievalReciprocal rank fusionRerankingEmbeddingsbge-m3ElasticsearchQdrantFAISSvLLMHugging Face TEIONNX RuntimeOllama