Ayush Raj

About Ayush Raj

I am a results-driven Data & AI professional with 3+ years of experience at Siemens Healthineers, specialising in Applied AI, Large Language Models (LLMs) and Data Engineering. My work spans predictive maintenance, healthcare AI, anomaly detection, and building graph-powered data solutions that deliver real business impact.Key highlights- Developed predictive & proactive maintenance models on system logs, reducing downtime for healthcare equipment- Contributed to a patented AI solution for dose reduction in follow-up scans, improving patient safety- Led migration of enterprise-scale ETL pipelines from Teradata to Snowflake, leveraging Airflow, and Snowpark for scalable data workflows- Built graph-based tools (Neo4j, Gremlin) and domain-specific embeddings for knowledge exploration and healthcare insights- Published research on advanced NLP & deep learning FIRE-2020) and won multiple innovation hackathons. Current Focus- Fine-tuning LLMs (GPT, Llama2) for domain-specific applications in healthcare & enterprise AI- Building Retrieval-Augmented Generation (RAG) pipelines with LangChain + VectorDBs- Deploying AI systems using MLflow, FastAPI, Docker, and cloud platforms (Azure, AWS, GCP)- Exploring Graph Neural Networks & multimodal AI (text + imaging).I combine **AI innovation** with **data engineering expertise** to bridge the gap between research prototypes and production-scale AI systems. Open to opportunities in: Applied AI, Data Science (LLMs, Healthcare AI, Graph ML), and Data Engineering roles where I can drive impact through scalable and intelligent AI solutions.

Experience

1. Data Scientist Ii

   Amazon

   Mar 2026 — Present · IN

Education

• B.D Pubic School

  Senior Secondary Education

  2015 — 2017

• International Institute of Information Technology, Bhubaneswar

  Bachelor's degree, Computer Engineering

  2018 — 2022

• Emmanual Mission High School

  Senior Secondary

  2015