Ayushi Singh
Noida
Summary
Results-driven Data Scientist with 4+ years of experience specialized in AI, deep learning, and machine learning, with a strong background in LLM. Committed to leveraging advanced methodologies to derive actionable insights and enable informed decision-making. Skilled in collaborating with diverse teams to tackle business challenges effectively.
Overview
4
4
years of professional experience
1
1
Certification
Work History
Data Scientist
RM Group of Education
Noida
07.2025 - Current
- Developed a versatile search engine capable of efficiently retrieving relevant documents from various formats, including PDFs, Word Documents, and Text Documents.
- Implemented OpenSearch, LlamaParse, and OpenAI (text-embedding-3-large) models to enhance search f1/accuracy + ROC-AUC and efficiency.
- Utilized topic modeling, Spacy Tokenization, POS tagging, and GPT-4.1 / GPT-4o / Claude 3.5 Sonnet / Llama-3.1 for feature extraction from resumes, optimizing search results.
- Conducted abstractive and extractive summarization of resumes, facilitating HR in skill assessment and job opportunity matching.
- Employed Google T5 and Hugging Face BERT models for summarization tasks, ensuring concise and informative resume summaries.
- Analyzed and compared results of state-of-the-art Question Answering models, including Bert-base-uncased, Cohere Rerank, GPT-4.1 / GPT-4o / Claude 3.5 Sonnet / Llama-3.1, utilizing LlamaIndex (RAG pipelines) for pipeline creation.
- Developed intent classification models for labeled data, enhancing search engine capabilities across multiple classes.
- Engaged in all phases of the data lifecycle, including exploration, processing, cleaning, and model building, employing algorithms such as Random Forest, SVM, XGBoost/LightGBM.
- Utilized metrics such as f1/accuracy + ROC-AUC, confusion matrix, and f1/accuracy + ROC-AUC score to evaluate model performance.
- Created APIs using FastAPI and deployed models for seamless integration into production environments.
Data Scientist
Tata Consultancy Services (TCS)
Delhi
06.2021 - 07.2025
- Acquire and preprocess a diverse dataset of emails from various sources, ensuring data cleanliness and relevance.
- Fine-tune transformer-based models (BERT, GPT, etc.) on the email dataset for tasks such as classification, summarization, and NER.
- Implement email classification using transformer-based classifiers, optimizing performance metrics such as f1/accuracy + ROC-AUC.
- Utilize transformer-based summarization models to generate concise summaries of email content, preserving key information.
- Integrate transformer-based NER models to extract important entities from email text, enhancing the platform's understanding.
- Develop a responsive web interface using Streamlit / React (Next.js) + FastAPI, allowing users to interact with the Email Intelligence Platform seamlessly.
- Containerize the entire application using Docker for efficient deployment across different environments. Deploy the platform on AWS Sagemaker for scalable and reliable access.
Education
B-Tech - Computer Science Engineering
ITM University
Gwalior, M.PSkills
- Programming: Python,SQL
- Deep learning libraries: Pytorch,Keras,Tensorflow
- Deep learning: Text Classification,Text summarization,Natural Language Processing (NLP),Long Short-Term Memory (LSTM),Recurrent Neural Networks (RNN),LLM models, RNN'sLSTM,BERT,T5,Cohere Rerank, GPT-41, GPT-4o, Claude 35 Sonnet,Llama-31,OpenAI
- Text processing: Tokenization,Normalization,Word Embedding,Name Entity Recognization
- Machine learning : XGBoost/LightGBM , Random Forest , SVM
- Tech stack: Streamlit/React (Nextjs)FastAPI, Docker, Nvidia-Docker,CUDA,AWS Sagemaker, AWS Cloud Computing, python GUI, FLASK
- Version Control: Git, Wandb
- Operating System: Windows,Linux
Certification
- Databricks Certified Data Engineer Associate V3
- PCEP - Certified Entry-Level Python Programmer Certification
- AWS Cloud Practitioner
- Microsoft SQL
- Tableau
- Cambridge English Entry Level Certification in ESOL International (Entry 3) (Business Preliminary)
Languages
English
Proficient
C2
Hindi
Proficient
C2
Timeline
Data Scientist
RM Group of Education
07.2025 - Current
Data Scientist
Tata Consultancy Services (TCS)
06.2021 - 07.2025
B-Tech - Computer Science Engineering
ITM University