Sahaj Singh

worksahaj20@gmail.com | (301)-921-6346

Education

B.S. in Computer Science September 2020 - May 2024

University Of Maryland College Park Maryland
  • Concentrations: Machine Learning
  • Related Coursework: Data Structures & Algorithms, Objects & Design, Computer Organization & Programming, Machine Learning, Artificial Intelligence, Object-Oriented Programming, Statistics & Applications, Computer Security

Experience

AI Engineer October 2024 - Current

Zasti Ashburn, Virginia
  • Developed and deployed a RAG-based Generative AI wellness chatbot for Alignera, integrating NVIDIA NIM, Groq, and TogetherAI LLMs with multi-provider search capabilities.
  • Architected and deployed advanced features including contextual pro search, real-time streaming, and automated video summaries, driving user engagement through FastAPI, React, and TypeScript.
  • Showcased the solution's ROI and technical capabilities to potential clients at Greenbuild Conference 2024, resulting in positive stakeholder feedback on RAG capabilities.

Intern June 2023 - August 2023

Infinite Solutions Rockville, Maryland
  • Spearheaded automation of member rate code validation through Python scripting, eliminating manual errors and reclaiming 10 hours per week of team productivity.
  • Utilized Python and Excel to identify and resolve member data discrepancies, collaborating closely with data analysts and operations teams to uncover root causes of inconsistencies, reducing inconsistencies by 30% and improving machine learning model accuracy by 5%.

Intern December 2022 - January 2022

International Software Systems Greenbelt, Maryland
  • Enhanced asset management through IATS software implementation, achieving 100% tracking accuracy and reducing discrepancies by 20%.
  • Executed comprehensive OS deployment across Windows, Linux-Ubuntu, and Kali platforms, resulting in 25% efficiency improvement through standardized infrastructure.
  • Optimized enterprise-wide hardware integration, delivering 98% network uptime and 15% performance improvement through strategic domain architecture.

Projects

Fitness Trainer Chatbot October 2024

Ashburn, Virginia
  • Designed an AI fitness chatbot leveraging the Meta Llama 2 model in Pytorch, Integrating RAG architecture with ChromaDB for knowledge retrieval.
  • Accelerated model performance through PEFT and LoRA techniques, achieving efficient deployment via 4-bit quantization.

Skin Melanoma Prediction May 2024

College Park, Maryland
  • Trained a convolutional neural network in Pytorch on a dataset of 10,000 dermoscopic images, incorporating advanced data augmentation and normalization techniques.
  • Achieved a test accuracy of 90% in identifying melanoma cases, demonstrating the model's potential as a screening tool to aid in early skin cancer detection.

Skills

Programming

Python Java HTML/CSS C++ C

Tools

IntelliJ PyCharm Eclipse AWS Jupyter Notebooks Visual Studio Code

Libraries

PyTorch TensorFlow FastAPI React Scikit-learn
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