Venkata Vikhyat Ch

Machine Learning Engineer

Power of Patients•  January 2023 - June 2023•  Boston, MA

Engineered scalable data warehouse for TBI patient data using AWS Redshift, improving query performance and accessibility by 30%. Developed text classification system with PyTorch and NLTK, attaining 85% accuracy in patient response detection. Designed and optimized data flow operations using UML diagrams, leading to implementation changes that improved processing efficiency by 25%. Built ETL pipelines with AWS Data Pipeline and Apache Spark, reducing EMR data processing time by 40%. Created conversational AI features using BERT and PyTorch models, increasing customer base by 30,000.

Software Engineer

Definitive Healthcare•  June 2020 - July 2022•  Bangalore,KA

Architected RESTful APIs using FastAPI, optimizing performance by 50% and enhancing product functionality. Developed backend software features in Python and Django, processing large-scale data flow operations. Designed and implemented a custom ETL tool, integrating with Apache Airflow for efficient batch processing. Created an internal SQL editor capable of extracting and loading data from AWS Athena and Snowflake, adhering to FHIR standards. Streamlined CI/CD pipelines and containerized systems using Docker, reducing build time by 25% and increasing release frequency by 30%. Developed and deployed machine learning models for patient outcome prediction and risk stratification, improving accuracy by 25% and supporting data-driven decision-making. Conducted A/B tests on model variants, resulting in a 15% increase in model adoption by healthcare providers and supporting data-driven decision-making across the organization working with cross-functional teams.