S M Tahnim Mahir
Aspiring Product Manager
Building toward a Product Manager role, I turn data insights, AI innovation, and web development into solutions that delight users. I love working with different teams to solve tough problems and create data-backed products that reach millions. Always curious, I’m eager to try new ideas and make things better.
Experience
Data Analyst Intern
Dexter Platforms, USA ( Remote)
Feb 2025 - Apr 2025
During my 8‑week remote internship, I led the end‑to‑end development of a data analysis project using SQL and Power BI. I transformed messy, large‑scale sales data into clean, queryable datasets and built interactive dashboards that enabled stakeholders to track performance, uncover customer behaviors, and forecast future demand.
Responsibilities:
- Built dashboards using SQL & Power BI
- Cleaned and analyzed 50K+ sales records
- Uncovered customer patterns and key KPIs
- Forecasted demand with time-based trends
Experience:
- Wrote advanced SQL queries and built interactive Power BI dashboards
- Uncovered insights to improve delivery times and boost sales performance
- Contributed to data-driven marketing and inventory planning decisions
Web Product Developer & Technical Consultant
Freelance work
Designed and developed responsive websites using WordPress, HTML, CSS, JavaScript and ReactJs. Focused on performance, usability, and simple automation to improve client workflows.
Responsibilities:
- Built websites using HTML, CSS, JS, ReactJS & WordPress
- Automated basic data tasks for clients
- Improved site speed and usability
- Ensured mobile-friendly design
Experience:
- Delivered websites for small business clients
- Handled both design and development tasks
- Improved user experience through layout and performance updates
Product & Portfolio Project
Product Builds
Prompt Filler Lab
TestDesk For IELTS - WordPress Plugin
Portfolio Projects
Showcasing my skills in Product Management, Ai Agent, Data analysis using tools like Excel, PowerBI, SQL, Python and Jira etc. This portfolio highlights my ability to deliver high-quality digital solutions.
- All
- Product Management
- Ai Agent
- PowerBI
- SQL
- Excel
- Python
Retail Customer Cohort Analysis
This project uses Power BI for retail cohort analysis, focusing on retention, performance, churn, and recovery.
Build a Feature for Pathao
Pathao is Bangladesh's top Digital Ridesharing Platform, offering ridesharing, food delivery, parcel services. Now I built a new feature called "Pathao Pool".
Al Agent System with Multi- Agent Architecture and FastAPI
A scalable, maintainable, modular AI agent framework built with FastAPI and LangChain. Orchestrate specialized agents—data processors, decision engines, and communicators
Sales Report Using PowerBI
This PowerBI dashboard visualizes AdventureWorks' sales performance, showing revenue trends, product orders, return rates, top categories etc.
Analyzing Job Market Using PowerBI
This dashboard showcases job postings, required skills, average pay, and years of experience, focusing on various tech roles.
Airbnb Booking Dashboard
This Excel dashboard compares average prices, guest satisfaction, room distribution, city center distances, and attraction indices across cities.
Exploring The Ecommerce Database Using SQL
Analyzing Ecommerce website behavior for a retail business using SQL. We analyze the CVR, comparison in product etc.
Smartphone Data Analysis Using Python
This helps manufacturers, retailers, and developers improve product quality, enhance user experience, and drive success.
Launch a Feature on Spotify
My goal is to launch 'Concert Discovery and Ticket Integration,' boosting customer acquisition and transforming live music experiences.
Business Model Canvas on Pathao
"Pathao Online Shopping" provides an easy platform for bike, car, and transport-related products, fostering a vibrant community of enthusiasts.
Hospitality Management Using Excel
This Excel dashboard analyzes resort cancellation rates, trends, revenue loss, avg room rates, lead time impacts and so more.
Al-Agent-with-Tool-Use-and-Database-Context
A modular, offline-capable AI assistant built step-by-step in Google Colab. This smart agent can perform calculations, run SQL queries, simulate web searches, generate LLM-based responses, and store conversation history
Skills
Tools: Jira, Trello, Click-Up, GitHub, Google Analytics, Mixpanel
Tools: Excel, Power BI, Python, SQL, Snowflake SQl
Tools: Python, n8n
Tools: ChatGPT, Perplexity, Claude AI, Gemini, Lovable, V0,Cursor
Tools: HTML, CSS, JavaScript, React.js, WordPress
Tools Figma, Canva
My Certifications
AI Foundations Associate -Oracle Cloud Infrastructure 2025
Product Management
Data Analytics and Power BI Career Path
Accenture North America Project Management Job Simulation
Accenture North America - Data Analytics and Visualization Job Simulation
Machine Learning with Naïve Bayes
Data Analysis in SQL
Communicating Data Insights
Data Storytelling Concepts
ChatGPT Prompt Engineering for Developers
Implementing AI Solutions in Business
Developing AI Systems with the OpenAI API
Working with the OpenAI API
Build Multi-vendor ECommerce & Dropshipping Website
Wordpress Theme & Plugin Customization Masterclass
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