Simplifying IT
for a complex world.
AI/ML Engineer
Nick G.
4+ years of experience
Europe
Can start immediately
AI/ML Engineer
Nick G.
4+ years of experience
Europe
Can start immediately
Domains
- Artificial intelligence
- Virtual reality
- Enterprise software
Skills
Languages and Frameworks:
Frontend and UI:
Backend and API Development:
Databases:
Tools and Platforms:
Education
BSc in Computer Science
English
B1 — experienced in direct client communication
Profile
Nikolai is an AI/ML engineer specializing in ML, NLP, and LLM-based systems. He has practical experience with RAG-based AI assistants, open-source language model fine-tuning, multimodal retrieval systems, and AI backend services built with Python, PyTorch, and FastAPI.
Experience
NDA | AI Engineer / Machine Learning Engineer
LLM-Based AI Assistants and RAG Systems
Jan 2025 – Present
- Fine-tuned and evaluated LLM-based architectures, including LLaMA, Mistral, and Phi for dialogue and summarization tasks, improving BLEU by 12% and ROUGE-L by 9%
- Developed and deployed an internal RAG-powered chatbot based on LLaMA, fine-tuned on internal code repositories and Confluence documentation
- Integrated SonarQube into the CI/CD pipeline with custom quality rules
- Integrated a Text2SQL tool, enabling natural language generation of complex SQL queries
- Built a local AI assistant with an in-house TTS model, improving speech synthesis MOS by 20%
- Delivered live product demos to over 50 potential investors
NDA | Machine Learning Engineer
AI-Powered VR Assistant and Multimodal RAG Platform
2 yrs 9 months (Apr 2022 – Dec 2024)
- Designed and deployed an AI-powered VR assistant with an Unreal Engine frontend and Python backend for real estate purchase simulation
- Built a multimodal RAG pipeline combining text and 3D spatial data to support investment recommendations, increasing engagement by 40%
- Deployed a cloud-based AI assistant for investor onboarding, increasing conversion rates by 25%
- Presented the solution at a Munich tech expo as part of product validation activities
- Implemented a monitoring and observability stack enabling automated model drift detection
Still have questions?
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+ 44 1509 733445
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