AI/ML Data Scientist Engineer

I build intelligent AI/ML solutions that drive business impact across healthcare, finance, and insurance. Specializing in LLMs, Generative AI, and HIPAA-compliant systems that deliver measurable results.

Experience
Deployed
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Domains
My Experience
Delivering AI-driven business impact and innovation across healthcare, finance, and insurance through advanced data science and machine learning solutions.

EXPERIENCE
Cigna Healthcare – Senior AI/ML Data Engineer
Bloomfield, CT • 10/2023 - Current
Key Achievements
- Designed and deployed a HIPAA-compliant Generative AI platform on AWS using Bedrock and SageMaker, reducing manual claim triage time by 30% and boosting patient satisfaction scores by 25%.
- Built a scalable RAG pipeline integrated with FHIR-compliant EHR systems and OpenSearch to provide real-time, personalized patient insights across digital touchpoints.
- Engineered PHI de-identification workflows using AWS Glue, KMS, and IAM-based access control, ensuring 100% compliance with HIPAA and HITECH regulations.
- Developed a fraud detection engine using XGBoost and deep learning models, achieving 92% precision and 89% recall on real-time claim datasets.
- Created a model drift detection framework using Kinesis, CloudWatch, and MLflow, enabling automated alerts and retraining for evolving clinical models.
- Collaborated with cross-functional teams to streamline MLOps workflows, integrating CI/CD with SageMaker Pipelines and improving deployment time by 40%.
My Recent Works
Showcasing advanced AI, ML, and data-driven projects that deliver measurable impact in healthcare, finance, and operations.

Clinical Q&A with Retrieval-Augmented Generation
Scalable RAG pipeline integrating FHIR-compliant EHR data to generate context-aware medical responses—reduced query resolution time by 40%.

Fraud Pattern Detection for Logistics
Real-time anomaly detection using Apache Spark and XGBoost; improved detection precision by 35% for high-risk delivery zones and synthetic accounts.

Credit Risk Scoring & Behavioral Segmentation
Developed explainable ML pipelines to classify credit default risk and segment borrowers—improved risk prediction AUC by 28% and met regulatory standards.

LLM-Powered Virtual Health Assistant
HIPAA-compliant chatbot leveraging BioBERT and Amazon SageMaker, processing real-time clinical conversations—achieved 94% NER accuracy and reduced support workload by 30%.

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Project Description
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The story
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OUR APPROACH
There are many variations of passages of Lorem Ipsum available, but the majority have suffered alteration in some form, by injected humour, or randomised words which don't look even slightly believable. If you are going to use a passage of Lorem Ipsum, you need to be sure there isn't anything embarrassing hidden in the middle of text. There are many variations of passages of Lorem Ipsum available, but the majority have suffered alteration in some form, by injected humour, or randomised words which don't look even slightly believable. If you are going to use a passage of Lorem Ipsum, you need to be sure there isn't anything embarrassing hidden in the middle of text.
My Experience
My Education
My Skills
Skilled in leveraging the latest in programming, machine learning, big data, and cloud platforms to build scalable, production ready AI solutions empowering innovation across industries.
My Client's Stories
Empowering people in new a digital journey with my super services
Recent Blogs
Insights and tutorials on AI, machine learning, data engineering, and real-world deployment from my experience delivering scalable solutions in healthcare, finance, and beyond.
Let’s work together!
Interested in advancing your business with AI or data science solutions? Let’s discuss how I can help turn your vision into reality reach out any time!
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Phone
203679-1183 -
Email
dprasad.datas@gmail.com -
Address
Bloomfield, CT