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GOKUL RAVICHANDRAN

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
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Work Experience

AI/ML Engineer at Cardinal Health
February 1, 2025 - Present
Led GenAI-powered clinical assistant (ReX-Health) using GPT-4, Gemini, LangChain, with RAG, Pinecone, and LlamaIndex to improve clinical query accuracy by 35% and physician adoption by 30%. Engineered scalable vector search pipelines with FAISS, ChromaDB, and OpenAI embeddings enabling sub-second retrieval across 50K+ patient documents. Implemented automated CI/CD with Docker, MLflow, and GitHub Actions; containerized multi-LLM microservices via FastAPI and Kubernetes with autoscaling on AKS. Deployed end-to-end monitoring with Prometheus and Grafana; integrated Azure Cognitive Search for hybrid retrieval, boosting clinical query accuracy by 41%. Designed RLHF-style feedback loops with clinician validation and bandit algorithms to improve reliability.
Machine Learning Engineer at Hellinex Cloud
December 1, 2020 - July 1, 2023
Developed digital twin reinforcement learning models (PPO, DDPG) for irrigation optimization; built real-time soil anomaly detection with YOLOv5, OpenCV, and QGIS overlays; automated ingestion pipelines with Snowflake and Apache Spark; authored an internal whitepaper on causal inference with DoWhy, EconML, SHAP; delivered Power BI dashboards with prescriptive AI insights increasing operational efficiency by 25%.
Machine Learning Engineer at Parallax Pros
June 1, 2019 - November 1, 2020
Developed CNN-powered visual defect detection on edge devices with TensorFlow/TFLite; implemented real-time fraud detection using Isolation Forests and Autoencoders; built an LSTM-based predictive maintenance framework on Azure Databricks, forecasting equipment failures with 28% higher accuracy; automated ETL workflows with Apache Airflow and DVC; optimized vector-based similarity search across MongoDB and PostgreSQL for real-time analytics.

Education

Master of Science in Computer Science at Indiana State University
August 1, 2023 - May 1, 2025
Bachelor of Engineering in Computer Science at Anna University
June 1, 2016 - August 1, 2020

Qualifications

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Industry Experience

Healthcare, Software & Internet, Manufacturing, Professional Services