Hello!

I'm Chayan Roy



A Junior Data Analyst

Kaggle Github

Name: Chayan Roy

Job Role: Junior Data Analyst

Experience: Fresher

Address: Kolkata, India

Skills

SQL 85%
PYTHON 90%
Data Visualization 90%
Statistical Analysis 80%
Machine Learning 85%

About

About Me

Comprehensive experience in the field of data science and analytics, accompanied by a master's degree in Physics. Proficient in data analysis, statistical analysis, hypothesis testing, customer behaviour analysis, & machine learning. Demonstrated success in real-world projects and helping with effective data-driven decision making.

  • Profile: Data Science & Analytics
  • Domain: Retail, Ecommerce, BFSI & Digital Marketing
  • Education: Master's in Physics
  • Language: English, Hindi, Bengali
  • BI Tools: Microsoft Power BI, Looker & Tableau
  • Other Skills: Python, SQL, Excel, Git, Cloud
  • Interest: Traveling, Travel Photography, Teaching

0 +   Projects completed

LinkedIn

Resume

Resume

Data Analyst with comprehensive knowledge in using data to inform business strategies. Skilled in data science, statistical analysis, machine learning, and project management.

Experience


July 23-Sep 23

Assistant Researcher

CNRG, IIT Bhubaneswar

CNRG is a research group at IIT Bhubaneswar, working on theoretical statistical mechanics and machine learning.

  • Implemented Deep Neural Network based force-field for MD simulation using DeePMD improving performance by 3 times and with a MSME of 5% as compared to DFT based simulation.
  • Conducted extensive analysis of the outcomes using Python and shared results with the team regularly through presentations and reports.
  • Automated training with Python and Bash scripts, reducing human intervention, and maintained a Linux machine on a remote supercomputer.



Education


2021-2023

M.Sc. Physics

IIT Bhubaneswar

CGPA: 8.24

2018-2021

B.Sc. Physics

Raiganj University

CGPA: 8.84.

2016-2018

Higher Secondary

Raiganj S.D.P.U. Vidyachakra

Grade: A+

2016

Secondary

Raiganj S.D.P.U. Vidyachakra

Grade: A+

Download CV

Projects

Projects

Below are the Highlighted Data Analytics projects on SQL, Python, Power BI & ML.

pwc PowerBI analyst at Phonenow

Built a comprehensive dashboard to analyze performance, customer retention, and diversity and inclusion.

Customer churn analysis at PowerCo

Conducted a comprehensive customer churn analysis using advanced Python-based data analytics techniques. Developed a predictive random forest model with 85% accuracy and provided actionable insights to the Associate Director.

Data Analytics and Visualization Job Simulation

Conducted data analysis to inform social media strategy for client, resulting in actionable insights and compelling presentations.


Analysis promotions and provide tangible insights to sales director

Identified top-performing stores, promotions, and products for optimizing future campaigns.

Lok Sabha Election Analysis

Analyzed ECI data and provided recommendations to increase voter turnout percentage.

0 Courses
0 Projects
0 Hours of Learning
0 Presentations

More projects on Kaggle

I love to solve business problems & uncover hidden data stories


Kaggle

Courses

Courses

Below are the Highlighted courses on Data Analytics, SQL, Python, Power BI & ML.

Google Data Analytics Professional Certificate

Learned Spreadsheets, Tableau, R, SQL, BigQuery, and Advanced Analytics.

Machine Learning, Stanford University(Coursera)

Learned MATLAB, Supervised ML, Unsupervised ML, and Neural Networks (NN).

Data Scientist with Python (on DataCamp)

Implemented Python Visualization, Statistical Techniques, Hypothesis Testing.


Microsoft PowerBI Analyst on Microsoft Learn

PowerBI, DAX, Dashboard, Repor.

Excel Skills for Business Specialization

Lookups,Pivot tables, Data Tables, Scenario calculation.

Mathematics for Machine Learning and Data Science

Linear Algebra, Calculus, Probability & Statistics.


Intro to SQL: Querying and managing data

Advanced SQL queries, Relational queries in SQL, Modifying databases with SQL.

The Complete Data Structures and Algorithms Course in Python

Data structures (arrays, linked lists, trees, graphs) and algorithms (sorting, searching, dynamic programming) with Python.

Contact

Contact Me

Below are my contact details.

Address

Kolkata, India

Contact Number

+91 787****978

Email Address

chayancrroy@google.com

Download Resume

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