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Hello There

I am Zehan Alam,

a Data Scientist aspirant working remotely
with a Math degree and experience in Web Design,
Transforming data into captivating visuals, one click at a time!

About

More About Me

With a Math degree and experience as a freelance WordPress web designer since 2020, I bring a versatile skill set to complement my expertise in data science. I've honed communication, presentation, patience, and focus during freelancing, fostering teamwork and meeting deadlines. Ready to tackle new challenges with precision and creativity.

Journey to Data Science,

In 2021, my journey to become a Data Scientist began, leveraging my programming expertise in C++, Java, HTML, CSS, JS, Matlab, and Fortran, along with a strong foundation in math and statistics from my degree.

The data-driven world and AI revolution inspired me to pursue my career/research in Computer Vision, Deep Learning, ML. I immersed myself in self-learning through YouTube, Google, Coursera and DataCamp. Completing the Data Science career track, I honed skills in SQL, Excel, Python, Pandas, Matplotlib, Seaborn, NumPy, SciKit-Learn, TensorFlow, SciPy, Pingouin, Tableau etc. Taking on the role of a Data Analyst, I secured Datacamp certification exam, excelling among 95% of my peers. I expanded my expertise with continuously learning and undertaking projects, aspiring to master the art of making data dance at my fingertips.

I've Got Some skills.

This percentage reflects the frequency with which I utilize the skill in my projects, rather than indicating my proficiency level.

  • 95%
    Python
  • 20%
    SQL
  • 40%
    Excel
  • 25%
    Tableau
  • 85%
    Statistics
  • 80%
    Machine Learning

My Work Experience.

January 2021 - Present

Upwork, Fiverr

Freelance Wordpress Web Designer

I've completed 70+ projects and worked under few agencies for 3+ years as an expert in Wordpress. I've also used other CMS like squarespace, wix etc. if needed.

March 2019 - March 2020

Private Math and Physics Tutor

Provided personalized one-on-one math and physics tutoring to high school and college students in Dhaka. Tailored lessons to individual learning styles, fostering confidence and academic success.

Education & Certifications.

September 2024- Ongoing

Bangladesh University of Engineering and Technology (BUET)

M.Sc. in Data Science

Currently I'm enriching my theoritical knowledge to gain deeper insights of the subject matter. I'll be doing a thesis here in the field of Data Science, gaining vast research experience from the top enginnering university in Bangladesh.

July 2022 - On going

Datacamp

Data Scientist

DataCamp has been my primary learning platform, where I diligently completed all exercises, applying the knowledge gained to hands-on projects. This practical approach helped me understand how to utilize my skills in real-world scenarios. Through dedication and hard work, I proudly earned the Professional Data Analyst Certification and Professional Data Scientist Certification

January 2019 - December 2023

University of Dhaka

B.Sc. in Mathematics

I possess a strong foundation in mathematics, encompassing calculus, linear algebra, discrete mathematics, and numerical analysis. Additionally, I have acquired coding proficiency in Fortran and Matlab, allowing me to apply mathematical concepts to real-world problems. I've also done some minor courses in Statistics and Physics.

Portfolio

See My Latest Projects.

I have successfully completed various real-world data science projects utilizing Python, Excel, SQL, Tableau, and Statistics. For more details about these projects, feel free to explore them by clicking the link🔗 icon.

DataCo Supply Chain - PySpark EDA Project on Databricks

Big Data, PySpark, Databricks

This project aims to identify key performance indicators (KPIs) and address essential business questions to improve operational efficiency, enhance customer satisfaction, and optimize financial performance through business analytics techniques.Click Here to learn more.

Vehicle Image Classification Using Transfer Learning with Data Collection & Augmentation

Python, DL, CNN, Web Scraping

This project focuses on classifying vehicle images into three categories. The project involves data collection, data augmentation, and transfer learning using ResNet50. The objective is to achieve high classification accuracy by leveraging pre-trained deep learning models and robust data augmentation techniques. Click Here to learn more.

Case Study - Recipe Site High Traffic Prediction

Python, Classification, EDA

It's a binary classification problem with business metrics and analysis. Click Here to learn more.

MCM Employee Salary Prediction

Python, ML, Flask

This project leverages a ML approach to predict the base salary of employees in MNCs. Used libraries: Pandas, Matplotlib, Seaborn, Scikitlearn, Flask. Click Here to learn more.

Demand Forecasting Model for Retail Using PySpark

Big Data, ML, Pyspark, Plotly

This project leverages a Big Data and ML approach to predict the unit quantity for a retail store. Used libraries: PySpark, Plotly. Click Here to learn more.

Car Price Prediction

Python, ML , Streamlit

Regression Analysis to predict car selling price with given datasets. Used libraries: Pandas, Matplotlib, Seaborn, Scikitlearn. Click Here to learn more.

Customer Segmentation

Python, Unsupervised ML

Using Kmeans and PCA analysis to Segment Customers and Visualize. Used libraries: Pandas, Matplotlib, Seaborn, Scikitlearn. Click Here to learn more.

Heart Disease Prediction

Python, ML, EDA

Using Machine Learning's Classification methods to predict if a person has heart disease or not. Used: Pandas, Matplotlib, Seaborn, Scikitlearn. Click Here to learn more.

Smartphone Specifications Scraping from GSM Arena

Python, Web Scraping, EDA

Web Scraping GSMarena to extract smartphone specs with their ratings. Used: BeautifulSoup4, Requests, Pandas, Matplotlib, Seaborn Click Here to learn more.

Smartphone Specifications Data Cleaning and EDA

Python, EDA, Data Cleanup

Cleaning Smartphone Specs data to get it ready for Analysis and Prediction Model. Used: Pandas, Matplotlib, Seaborn Click Here to learn more.

Retail Store Sales Prediction

Python, ARIMA, Prophet, SARIMAX

Using ARIMA, SARIMAX, Prophet model to predict Retail Store's Sales. Used: Pandas, Matplotlib, Seaborn, Plotly, ARIMA, SARIMAX, Prophet. Click Here to learn more.

HR Analytics Dashboard

Tableau

This Tableau dashboard presents insights derived from a company's employee dataset, offering real-time filtration of key performance indicators (KPIs) relevant to HR professionals.. Used: Tableau. Click Here to learn more.

Drug Safety Analysis

Hypothesis Testing, Python

Hypothesis Testing on Drug Safety using python statistical library. Used: Python, Pandas, Matplotlib, Pingouin, Scipy. Click Here to learn more.

Yulu Business Case

Hypothesis Testing, Python

Hypothesis Testing using python's statistical libraries to answer Yulu business case questions. Used: Python, Pandas, Matplotlib, Pingouin, Scipy. Click Here to learn more.

Insurance Dataset Dashboard

Tableau

Tabaleu Dashboard/Story creation using Insurance dataset. Used: Tableau. Click Here to learn more.

Food Nutrients Calculator

Excel

Calculates calories, fat, proteins, carbs intake with available foods in dataset. Used: Excel, VLOOKUP Click Here to learn more.

Food Sales Analysis

Tableau

Food Sales Analysis using Tableau and created Dashboard, Stories. Used: Tableau Click Here to learn more.

Work Safety Dataset Analysis

Excel

Work Safety Data Analysis Using Excel . Used: Excel, PivotTable Click Here to learn more.

European Football League Data Analysis

PostgreSQL

Europearn Football League matches analysis using PostgreSQL. Used: PostgreSQL Click Here to learn more.

Spotify Data Collection and EDA

Python, Web Scraping, EDA

Fetch data from Spotify Playlist, then cleaned the data and perform EDA. Used: Spotipy, Requests, Pandas, Matplotlib, Seaborn Click Here to learn more.

Suicide Rates Analysis

Python, EDA

Performed EDA on Suicide Data to get insightful information. Used: Pandas, Matplotlib, Seaborn, Plotly Click Here to learn more.

Playstore App Data Analysis

Python, EDA

Performed EDA on Google Playstore's App data. Used: Pandas, Matplotlib, Seaborn, Plotly Click Here to learn more.

EDA on RentTheRunaway Data

Python, EDA

Performed EDA on RentTheRunaway's Clothing Fitting Data. Used: Pandas, Matplotlib, Seaborn, Plotly Click Here to learn more.

Delhi Climate Prediction

Python, ML, Time Series

Using Machine Learning's Boosting methods to predict Delhi's temperature, humidity. Used: Pandas, Matplotlib, Seaborn, Scikitlearn. Click Here to learn more.

US Population Prediction

Python, ARIMA, Time Series

Using Python's ARIMA model to predict US population. Used: Pandas, Matplotlib, Seaborn, ARIMA. Click Here to learn more.

Product Sales Strategy A/B Testing

Python, EDA

It's an A/B testing of which product selling strategy is better. Used: Pandas, Matplotlib, Seaborn Click Here to learn more.

Analysing Discovery of Handwashing

Python, EDA

we're going to analyze the data that made Semmelweis discover the importance of handwashing. Used: Pandas, Matplotlib, Seaborn, Statistics Click Here to learn more.

Analysis of Changes in Netflix Movie Durations

Python, EDA

Data Analysis Using Python on Netflix Data. Used: Pandas, Matplotlib, Seaborn. Click Here to learn more.

Contact

Say Hello.

Excited to collaborate on a project? Don't hesitate to reach out to me through the following links. If you have any questions or uncertainties about your project, feel free to message me. Let's explore the possibilities together, and if our goals align, we'll embark on an incredible journey of data-driven success!