Renzo Stefano Hillmann

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Data Scientist and AI Engineer

Technical Skills

Cloud & AI Platforms:
Azure Cloud · Azure AI Services · Azure OpenAI · Cognitive Services

AI Frameworks & Orchestration:
LangGraph · LangChain · Semantic Kernel

Programming Languages:
Python · C# · C++ · SQL

DevOps & Infrastructure:
Terraform · CI/CD (Azure DevOps, GitHub Actions) · REST APIs · Git

Education

Languages

Work Experience

Teacher of Physics, Math and Computer Science @ Freelance (January 2021 - Present)

Data Scientist @ DataKnow (Marzo 2025 - Present)

Projects

Publication

Results

The temperature increase was identified at four distinct locations in Colombia (using Python), each exhibiting unique climatic characteristics. The findings suggest that there is a possibility that the temperature is increasing at a faster rate in regions with colder and warmer climates when compared to those with moderate climates. In regions with lower temperatures, such as high mountains (‘Nevados’, Paramos, and glaciers, including those observed in La Sierra Nevada del Cocuy), the temperature change is more pronounced than in other locations. In El Cocuy, for instance, a noteworthy increase of 6°C of the daily maximum temperature was recorded.

Site Percolation and Threshold analysis using Union-Find algorithms in C++

Results

We found the probability that a percolating cluster exists in a randomly filled square matrix with a given size L. The Hoshen-Kopelman algorithm was adapted, which labels the existing clusters in a grid, to differentiate them from each other and finally find the percolating clusters.

Certifications

Certified Online Courses