Nicolas Liberio

AI Engineer specializing in Generative AI, Retrieval-Augmented Generation (RAG), Large Language Models (LLMs), Python, and FastAPI. Experienced in developing artificial intelligence solutions, process automation, and backend applications for the financial sector. I have participated in projects using Azure OpenAI, LangChain, Pinecone, PostgreSQL, pgvector, Redis, and Docker, integrating language models into enterprise systems and production environments.

I am seeking opportunities as an AI Engineer, Applied AI Engineer, or Machine Learning Engineer, contributing to the design, development, and deployment of AI solutions with real business impact.

AI Engineer / Software Developer at Mutualista Pichincha (2025-11 – Present)

• I designed and implemented a backend solution to automate the validation of legal information used in credit evaluation processes, integrating external APIs, Playwright, IBM DB2, SQL Server, and automatic PDF report generation.
• I participated in the development of an enterprise assistant based on Retrieval-Augmented Generation (RAG), integrating Azure OpenAI, Pinecone, and internal documents to provide contextualized answers with direct references to the original sources.
• I collaborated on building document indexing workflows and enterprise knowledge processing to improve access to internal information using generative artificial intelligence technologies.
• I designed cost optimization mechanisms using semantic caching with Redis, reducing repetitive queries to language models and optimizing token consumption.
• I participated in the integration of predictive models for financial analysis and risk assessment using historical customer data.
• I collaborated under agile methodologies and performed the functions of Scrum Master, facilitating Scrum ceremonies, tracking tasks and coordinating the Operations team.

Software Developer Intern at Mutualista Pichincha (2025-04 – 2025-11)

• I collaborated on the development and maintenance of internal applications for business process automation.
• I participated in the development of backend services using Python and FastAPI.
• I supported the integration of databases and APIs used in operational and financial processes.
• I collaborated with multidisciplinary teams using agile methodologies.

Engineer in Information System Engineer – Central University of Ecuador (2019 – 2026)