Hi, I’m Boris Rotari, an AI Engineer and Data Scientist based in Cluj-Napoca, Romania, with 6+ years of experience designing and deploying AI/ML solutions across natural language processing, computer vision, generative AI, reinforcement learning, and predictive analytics. I enjoy turning complex data challenges into practical, scalable AI systems and collaborating with cross-functional teams to ship impactful products. I build end-to-end ML systems and scalable deployment pipelines, from data labeling and model training to production services. I’ve designed real-time recommender systems, RAG-enabled information retrieval platforms, and voice-enabled assistants, and I thrive on translating research into robust, business-ready solutions while keeping the user experience friendly and accessible.

Boris Rotari

Hi, I’m Boris Rotari, an AI Engineer and Data Scientist based in Cluj-Napoca, Romania, with 6+ years of experience designing and deploying AI/ML solutions across natural language processing, computer vision, generative AI, reinforcement learning, and predictive analytics. I enjoy turning complex data challenges into practical, scalable AI systems and collaborating with cross-functional teams to ship impactful products. I build end-to-end ML systems and scalable deployment pipelines, from data labeling and model training to production services. I’ve designed real-time recommender systems, RAG-enabled information retrieval platforms, and voice-enabled assistants, and I thrive on translating research into robust, business-ready solutions while keeping the user experience friendly and accessible.

Available to hire

Hi, I’m Boris Rotari, an AI Engineer and Data Scientist based in Cluj-Napoca, Romania, with 6+ years of experience designing and deploying AI/ML solutions across natural language processing, computer vision, generative AI, reinforcement learning, and predictive analytics. I enjoy turning complex data challenges into practical, scalable AI systems and collaborating with cross-functional teams to ship impactful products.

I build end-to-end ML systems and scalable deployment pipelines, from data labeling and model training to production services. I’ve designed real-time recommender systems, RAG-enabled information retrieval platforms, and voice-enabled assistants, and I thrive on translating research into robust, business-ready solutions while keeping the user experience friendly and accessible.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
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Language

Romanian, Moldavian, Moldovan
Fluent
English
Advanced
Romanian, Moldavian, Moldovan
Advanced

Work Experience

AI Engineer at CriticalRiver Inc.
May 1, 2024 - January 1, 2026
Built an AI-driven recruitment pipeline to automate candidate evaluation, shortlisting, and selection. Used LangChain, LangGraph, OpenAI API, Google Gemini, and Air to orchestrate workflows; developed Nimoy, a multi-agent AI workflow system to support scheduling, reporting, and follow-ups.
Machine Learning Engineer at Wolfpack Digital
August 1, 2020 - March 1, 2021
Built production GNN fraud detection system with PyTorch Geometric as a FastAPI microservice for real-time transaction analysis. Created an NLP pipeline using Apache Kafka and a BERTopic model for unsupervised topic modeling on social media data. Implemented a DQN agent to improve decision-making; developed a Bayesian forecasting system for critical business planning using Pyro.
Machine Learning Researcher Intern at Wolfpack Digital
February 1, 2020 - August 1, 2020
Prototyped and evaluated state-of-the-art Transformer models for text and vision tasks, providing foundational research for two new product features.

Education

Bachelor's Degree in Computer Science at Technical University of Cluj-Napoca
October 1, 2016 - July 1, 2020
Bachelor's Degree in Computer Science at Technical University of Cluj-Napoca
October 1, 2016 - July 1, 2020
Bachelor’s Degree in Computer Science at Technical University of Cluj-Napoca
October 1, 2016 - July 1, 2020

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Professional Services, Media & Entertainment