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. Data Science Intern | Intellimark.AI

    Sept 2025 - Nov 2025

    Utilized statistical and ML models (Holt-Winters, SARIMA, Prophet, XGB) to build an automated time-series forecasting pipeline. Benchmarked predictions against actuals to visualize business insights.

  2. Mathematics Trainer | Bhanzu

    Aug 2025 - Oct 2025

    Delivered online mathematics training to international students. Developed customized lesson plans to cater to diverse learning styles and improved student performance.

  3. Data Analyst | QBE Consulting

    April 2025 - July 2025

    Applied data analysis techniques to support business consulting projects.

  4. Data Science Intern | Unified Mentor

    Sept 2024 - Oct 2024

    Leveraged Data Science and Machine Learning skills to drive insights. Focused on innovation and creative problem-solving.

  5. Chatbot Development Intern | Sri Venkateswara College

    July 2024 - Sept 2024

    Co-developed a real-time chatbot using NLP. Integrated Bolt IoT API with a Telegram bot to meet project requirements.

  6. Data Analyst | Studify Success

    March 2024 - June 2024

    Utilized advanced MySQL and Python to analyze data and build ML models. Managed a team to utilize Power BI for reporting and visualization.

Education

  1. Sri Venkateswara College, Delhi University

    Oct 2022 - Nov 2026

    Bachelor's degree, Mathematics (Honours)

  2. IIT Madras

    Jan 2023 - May 2026

    Diploma in Data Science (Online)

  3. Internshala Trainings

    July 2024

    Technical Courses, Information Technology

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