Juan Esteban Rios AI Engineer

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AI Engineer

Northern Star

Oct 2025 - Current (1 year 1 month)

Building AI agents for real estate professionals to automate client interactions and property-related workflows.

Developing an AI-powered platform that helps real estate agents improve productivity.

- Leveraged advanced proficiency in Machine Learning, Deep Learning, and LLM frameworks such as LangChain and Hugging Face Transformers to architect and deploy AI agents that automate complex property management tasks.
- Engineered robust full-stack solutions using Python, TypeScript, React.js, and Next.js, integrated with scalable back-end infrastructure on AWS and Supabase.
- Implemented RAG pipelines and leveraged OpenAI API to create intelligent systems that streamline client communication and document workflo

AI Analyst Engineer

Qonto

Mar 2025 - Oct 2025 (8 months)

- Development of Text to SQL Agent saving more than 200K € and more than 100 hours per week
- Building of Customer Care ticket Analysis reducing 15 hours per week in manual analysis
- Ensured strict corporate compliance by conducting comprehensive reviews of European legal and regulatory texts, ensuring that all AI applications and data processing workflows adhered to regional data privacy laws and organizational standards throughout the development lifecycle.

AI Engineer

CARH Associates

Jan 2024 - Mar 2025 (1 year 3 months)

- Development of Lang chain Agent for real state support saving more than 40 hours per month
- Implementation of ML models for real state building, reducing 10% the average cost in houses
- Analysis of market data leading to 10 property buys under the market price in average 15%
- Engineered a complete full-stack platform to manage and streamline AI agent inquiries, ensuring efficient oversight and interaction tracking for all incoming support requests.
- Spearheaded comprehensive data governance initiatives, establishing robust frameworks to ensure data integrity and organizational transparency throughout the project lifecycle.
- Managed corporate compliance responsibilities, serving as the lead authority on data p

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Data Scientist Intern

Banco BTG Pactual

Jan 2023 - Jul 2023 (7 months)

Data Scientist Intern

Creation of data reports to the wealth management team reducing data analysis times on specific customers

Development of Machine Learning models for customers products recommendations

- Utilized experience in software engineering projects to contribute to the development of robust deliverables, bridging the gap between data science models and functional technical solutions.
- Applied principles of API development and back-end architecture to facilitate the integration of machine learning outputs into scalable, user-facing applications.
- Leveraged TypeScript and JavaScript proficiency to enhance the presentation and interactivity of data-driven deliverables, ensuring seamless

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AI Engineer

Gilberto Echeverri Corporation

Jan 2022 - Dec 2022 (1 year)

AI Engineer

Development of econometric models with Python for allocation of $500.000 in scholarships.

Pipeline development for customer care analysis, converting raw data into the warehouse

- Utilized Rust to develop robust backend modules capable of analyzing web-based survey data to accurately determine student education levels, contributing to more precise model inputs.
- Applied full-stack development principles to bridge the gap between frontend user interfaces and data analysis pipelines, ensuring a cohesive and responsive end-to-end data processing environment.
- Leveraged JavaScript for client-side data validation and interactive web components, improving the user experience and ensuring hi

Machine learning Engineer

CARH Associates

Jan 2021 - Dec 2021 (1 year)

Juan Esteban Rios

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Juan Esteban Rios