About me

I am a Data Scientist with a strong foundation in pure mathematics. Currently, in my final year of B.Sc. Mathematics (Honours) at Sri Venkateswara College, Delhi University, I specialize in applying mathematical rigor to real-world data challenges competence recently recognized by my GATE 2025 qualification (AIR 2177 in Data Science & AI). My academic background in Graph Theory and Statistics allows me to look beyond surface-level metrics. I combine this theoretical knowledge with practical experience in Time-Series Forecasting and NLP, gained through internships where I built automated prediction pipelines and intelligent chatbots. Proficient in Python (Pandas, Scikit-learn), SQL, and Power BI, I focus on building robust models and actionable visualizations. I am passionate about transforming complex datasets into clear, decision-driving insights and am currently seeking opportunities to solve difficult problems in a dynamic team. Let’s connect and create something impactful together! πŸš€πŸ™Œ

Achievement Unlocked

GATE 2025 Qualified in Data Science & AI
All India Rank (AIR): 2177

What i'm doing

  • DATA ANALYSIS ICON

    Data Analysis

    Turning raw data into actionable insights using Python, Pandas, and Excel β€” data that drives decisions.

  • machine learning icon

    Machine Learning

    Building predictive models and smart systems with scikit-learn and other ML tools to solve real-world problems.

  • web development

    Web Development

    Creating clean, responsive, and dynamic websites using HTML, CSS, JavaScript, and PHP β€” both front-end and back-end.

  • dashboarding icon

    Dashboarding

    Designing interactive dashboards with Power BI and Tableau to visualize complex data in a simple way.

My Skills

  • Python (Pandas, NumPy, Scikit-learn)
    90%
  • SQL (MySQL)
    85%
  • Data Visualization (Power BI,Matplotlib)
    80%
  • Machine Learning & AI
    75%

Testimonials

  • Vishal Bhavsar

    Vishal Bhavsar

    I had the opportunity to manage Gaurav during his internship, where he worked on forecasting, trend analysis, KPI calculations, and Python-based tasks. He is sincere, learns well with guidance, and delivers steady, reliable work. Gaurav follows instructions carefully and contributes effectively when expectations are clear. I’m happy to recommend him for roles in data science and analytics as he continues to build his skills.

  • LALITA JOSYULA

    Dr. Lalita Josyula

    I know Gaurav Rayat to be one of the most enterprising students ! He is very enthusiastic about Data Science and Data Analytics ! He is self driven and has a very clear understanding of the problems related to his subject ! I recommend him for any Assignment that he chooses to do !

  • DEV KUMAR SAHU

    Dev Kumar Sahu

    Data Scientist skilled in Python, R, SQL, and machine learning, with experience in statistical analysis and data visualization (Tableau, Power BI). Passionate about solving real-world problems using machine learning and Natural processing language while constantly learning and adapting to new technologies. We worked on the same project, and I truly admire his remarkable skills in data science.

Certifications

IITM Certificate
IITM FOUNDATIONAL CERTIFICATE
HackerRank Certificate
HackerRank SQL ADVANCED
Internshala Python Certificate
Data Science
Internshala Python Certificate
Machine Learning
Internshala Python Certificate
Machine Learning | INTERNSHALA
Internshala Python Certificate
Data Science | INTERNSHALA
Internshala Python Certificate
Programming with Python
Internshala Python Certificate
Natural Language Processing
Internshala Python Certificate
Generative AI
Internshala Python Certificate
Business Analytics
Internshala Python Certificate
Placement Training

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Resume

Experience

  1. Machine Learning Intern | MCube.AI

    Jan 2026 – Present

  2. AI Content Creator | BeRolling Media

    Dec 2025 – Jan 2026

    Created trend-driven AI-generated videos and visual content for Instagram using tools like Higgsfield, Kling, WAN, Gemini, and ChatGPT, focusing on experimentation and audience growth.

  3. Data Science Intern | Intellimark.AI

    Sept 2025 – Nov 2025

    Built an automated time-series forecasting pipeline using Holt-Winters, SARIMA, Prophet, XGBoost, LightGBM, and Random Forest models. Benchmarked predictions against actuals and visualized results through comparison plots.

  4. Data Analyst Intern | QBE Consulting

    April 2025 – July 2025

    Supported data cleaning, exploratory data analysis, and reporting tasks under senior guidance for consulting projects.

  5. Chatbot Development Intern | Summer Research Internship, Sri Venkateswara College

    July 2024 – Sept 2024

    Co-developed an intelligent real-time chatbot using Python and machine learning techniques. Improved NLP pipeline performance through data cleaning and visualization, enhancing response quality by 20%.

  6. Data Analyst Intern | Studify Success

    March 2024 – June 2024

    Automated data workflows and built custom dashboards by integrating MySQL queries with Python analytics. Developed predictive ML models that reduced manual analysis effort by 60%.

Education

  1. Sri Venkateswara College, University of Delhi

    2022 – 2026

    B.Sc. (Honours) Mathematics

  2. IIT Madras

    2023 – 2026

    Diploma in Data Science (Online)

  3. Deepalaya School, South Delhi

    2020 – 2022

    AISSCE (Class XII) – 91.6%
    AISSE (Class X) – 87.6%

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