sagar yadav

sagar yadav

Data Science · Generative AI & LLM Systems · AI/ML Engineer
India
English
Full-time On-site

About Me

AI and Data Science Engineer with a multidisciplinary background spanning chemistry, computational science, software engineering, and advanced analytics. Combines strong quantitative reasoning, scientific expertise, and …

Experience

AI/ML Data Scientist

Topia Life Sciences · Ahmedabad
Dec 2023 - Present · 2 years 11 months

<p>Architected end-to-end supervised ML pipelines for multi-class prediction tasks across structured datasets feature engineering, model selection, ensemble stacking, and automated evaluation.</p><p> Improved model accuracy by 15% through systematic ensemble methods and automated feature selection, significantly reducing false-positive rates in downstream decision workflows.</p><p> Designed and built a GPU-accelerated quantum chemistry pipeline (PySCF, gpu4pyscf, CuPy, RDKit) computing molecular electronic, reactivity, and solvation descriptors on NVIDIA H100 DGX systems, and refactored it into a production-ready application for the discovery team.</p><p> Optimized data, inference, and GPU compute pipelines batch processing, workload scheduling, and resource allocation cutting training and scoring time by 20% and reducing computational overhead across large-scale molecular datasets.</p>

Skills

Python SQL MySQL PostgreSQL MongoDB PySCF gpu4pyscf Psi4 RDKit CuPy LangChain LangGraph GPT-4o Llama 3 Prompt Engineering Hugging Face Transformers Regression Classification XGBoost Random Forest SVM K-Means PCA AutoML Hyperparameter Tuning Ensemble Methods QSAR Modeling TensorFlow Keras PyTorch CNNs RNNs BERT Transformer Fine-tuning GANs Pandas NumPy Scikit-learn Feature Engineering ETL Pipelines Matplotlib Seaborn Tableau Power BI MLflow Docker Git GitHub Streamlit FastAPI
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