Johnny Alejandro
Machine Learning Engineer Data Engineer @Biotelemetry, Inc
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WORK HISTORY
Machine Learning Engineer Data Engineer @Biotelemetry, Inc
Developed scalable ML data pipelines processing over 1M IoT readings daily using Python and Apache Spark. In Databricks Implemented real-time analytics and anomaly detection ML models, reducing latency and false positives significantly. Deployed predictive analytics with AWS Redshift, Snowflake, and Tableau, enhancing reporting speed by 50%.Generative AI Initiatives (LangChain, LangGraph, LLMs) Designed and implemented Generative AI applications using LangChain, LangGraph, and OpenAI LLMs, improving operational workflows and internal knowledge management efficiency by 40%. Developed and deployed Retrieval-Augmented Generation (RAG) systems using ChromaDB and FAISS vector databases, significantly improving document retrieval and accuracy of information extraction tasks. Engineered prompt optimization workflows (Prompt Engineering) that enhanced LLM performance, reducing inference costs by 30% and increasing reliability in production environments.
EDUCATION
Universidad de Palermo
Bachelor's degree
ABOUT JOHNNY ALEJANDRO
I\'m a Machine Learning Engineer specialized in Generative AI, Natural Language Processing…
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