Gaurav G.

About Me

Gaurav is a Senior Data Engineer with 15+ years of experience focusing on Data Science, Data Analysis, Python, PySpark, Machine Learning, AI, Deep Learning, NLP, Computer Vision, Time Series Analysis, and Recommender Systems, designing and implementing AI platforms and solutions that deliver superior outcomes for clients across industry verticals like telco, publishing, and edtech. He has led large Data Science and engineering teams to build and deliver such platforms, helping teams with problem-solving using Data Science technology. In a recent role as a Data Science Senior Engineering Manager for Hindustan Times, Gaurav built ML algorithms that power millions of users to discover relevant content generating billions of page views. He has also developed and deployed 20+ AI models using Python, Langchain, Llamaindex, Agents, TensorFlow, and Scikit-learn.

AI, ML & LLM

LangChain Machine Learning Artificial Intelligence Deep Learning Large Language Models (LLMs) LlamaIndex Agentic AI XGBoost BERT GPT-3 MLOps AI/ML MLFlow

Frontend

Backend

Database

DevOps

QA & Testing

Other

Celery Pandas Data Science Data Analysis Data Engineering Pyspark Natural Language Processing (NLP) Predictive Modeling Recommender Engine Data Management Statistical Modeling Time Series Analysis Redis Big Query Computer Vision Tableau Microsoft Power BI Scikit Learn GenAI Regression Modeling Decision Tree Decision Tree Classification Random Forest Transformers Generative Models Data Collection Data Migration SHAP Big Data Pycharm

Work history

Freelance
Freelance
AI/ML Engineer
2023 - Present (2 years)
New Delhi, India
  • Implementing end-to-end LLMOps solutions to manage, deploy, monitor, and optimize large language models in production environments, ensuring high availability, scalability, and performance.

  • Engineered an innovative image detection model tailored for a major US telecommunications client.

  • Implementing the model to detect and manage inventories of mobile towers, leading to a substantial revenue increase of $.2-.5M annually.

  • Developed and deployed an LLM-based Conversational Sales Assistant to enable real-time upsell and cross-sell recommendations during customer interactions in a call center.

  • Spearheaded the implementation of an Agentic AI approach to provide tailored AI Agents recommendations and action plans for sellers using insights from ML model outputs to optimize decision-making and sales strategies.

  • Spearheaded the development of advanced models for an ed-tech company, implementing AI color contrast and PDF AI auto-zoning using image detection methodologies.

  • Successfully reduced the workload by 60% through Color Contrast Analysis (CCA) and achieved a 50% reduction in workload with PDF Auto-Zoning, resulting in a total annual saving of $2M.

Data ScienceLarge Language Models (LLMs) PythonTelecom SystemsTelecommunications Computer VisionArtificial IntelligenceGenAI Agentic AI AI/ML Machine LearningNatural Language Processing (NLP)
Hindustan Times
Hindustan Times
Senior Engineering Manager - Data Science
2022 - 2023 (1 year)
New Delhi, India
  • Built ML algorithms that power millions of users to discover relevant content generating billions of page views.

  • Created Deep Learning algorithms using NLP techniques to sift through thousands of news articles being published every minute and bring the most relevant content to each individual user.

  • Spearheaded the development of advanced models for an EdTech company, implementing AI color contrast and PDF AI auto-zoning using Image Detection methodologies.

  • Developed predictive models using Deep Learning and NLP techniques.

  • Conceptualized and built an AI-based SaaS product for an innovative AI startup.

  • Delivered five distinct AI models that empowered marketers with valuable insights, contributing to enhanced marketing strategies.

  • Pioneered the development of an HR insight tool incorporating advanced logic and Smart JD Procuring using LLM and OpenCV.

  • Developed a Machine Learning and Deep Learning recommendation engine to production to conditionally recommend similar stories, best stories based on probability for different widgets based on reading history, which tends to increase revenue by 30%.

  • Implemented feature impact analysis to determine the effect of changing various factors on target variables, resulting in a direct 20% increase in revenue.

Data ScienceMachine Language Deep LearningNLPMedia Recommender Engine Time Series AnalysisPredictive Modeling Data ManagementStatistical Modeling PythonPredictive Modeling Edtech SaaSOpenCVLarge Language Models (LLMs)
CEMtics
CEMtics
Data Science Architect
2016 - 2022 (6 years)
New Delhi, India
  • Built Artificial Neural Network using TensorFlow in Python to identify the customer’s probability of canceling the connection (Churn Model).

  • Applied ML algorithms and statistical modeling like decision trees, text analytics, NLP, supervised and unsupervised algorithm, regression models, classification models, social network analysis, neural-net, Deep Learning, and clustering using scikit-learn.

  • Worked with 8+ country operators, providing ML/DL-based solutions, improving network by 5-40%, and increasing customers by 10-35%.

  • Worked independently and guided teams on Sentiment Analysis, capacity prediction, throughput prediction, CAPS time series forecasting, etc.

  • Built a Bert-based review model, sentiment analysis on conversation, and review snippets like advanced 3 NLP/textdata Deep Learning models.

Data ScienceMachine LearningNatural Language Processing (NLP) Data AnalysisPredictive Modeling Data ManagementStatistical Modeling PythonTensorflowArtificial Neural Networks (ANN) Churn Analysis Scikit LearnDecision Trees Text Analytics Supervised Machine Learning Unsupervised Learning Social Network Analysis Classification Algorithms Neural NetworksClusteringSentiment Analysis Deep LearningBERT
Reliance Jio Infocomm Ltd (RJIO)
Reliance Jio Infocomm Ltd (RJIO)
Data Analyst
2010 - 2016 (6 years)
New Delhi, India
  • Performed daily analytics activity by monitoring daily KPIs using Citrix and BO for 3 countries.

  • Worked as an UMTS engineer on a 3G project for Vodafone (rollout and optimization) for Delhi circle.

  • Did EDA and RCA to get insights from data and worked on KPI optimization and parameter tuning based on statistical models.

Data AnalysisData ManagementPythonStatistical Modeling Data Analytics KPIsCitrixBusiness ObjectsEDA

Education

Deep Learning
Deep Learning
GUVI - India
2016 - 2016
Data Science with Python
Data Science with Python
AnalytixLabs - India
2014 - 2014
Executive MBA Marketing
Executive MBA Marketing
Vinayaka Mission's University (VMU) - India
2012 - 2014 (2 years)
BE ECE
BE ECE
Maharshi Dayanand University - India
2006 - 2010 (4 years)