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  • Streams Tech Ltd.
  • Dhaka, Bangladesh
  • 03:20 (UTC +06:00)
  • LinkedIn in/maf345

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maf345/README.md

intro

Senior Data Analyst · Snowflake · Tableau · Agentic AI

Turning complex data into clear decisions · Dhaka, Bangladesh 🇧🇩

LinkedIn GitHub Kaggle HackerRank Tableau Public

📖 About Me

Senior Data Analyst with 7.5+ years across healthcare, commercial, telecom, and BI reporting — translating business requirements into data models, dashboards, and decision-support solutions.

more...
  • 💼 Team Lead at Streams Tech Ltd., owning delivery on a healthcare/commercial analytics project
  • 🎓 B.Sc. CSE — Military Institute of Science and Technology (MIST)

🚀 Career Highlights

  • 📊 Built Tableau dashboards used by 300+ stakeholders across Europe for KPI tracking, performance monitoring, and operational insights
  • Reduced manual reporting effort by 80% by automating data loading, refresh processes, and recurring workflows with Python, SQL, Pandas, and SQLAlchemy
  • 🔧 Cut dashboard refresh failures by 60% through improved pipeline design, validation checks, monitoring, and data quality controls
  • 🏆 Nominated for Best Project in Innovation for an internal operational data maintenance tool used by cross-functional telecom operations teams
  • 📈 Designed Snowflake data models, KPI frameworks, and BI reporting datasets supporting large-scale analytics initiatives

⬆ What I'm up to

Leading delivery on a healthcare/commercial analytics assistant project

more...
Current focus:
  - Leading delivery on a healthcare/commercial analytics assistant project
  - Designing and evaluating Agentic AI workflows with LangSmith, prompt engineering, and structured output evaluation
  - Building Snowflake datamarts, KPI layers, and Tableau Server dashboards
  - Improving reporting reliability through validation, reconciliation, and anomaly checks

🎓 Certifications

Snowflake SnowPro Kaggle Intermediate ML HackerRank Intermediate Python DataCamp Tableau

🛠 Tech Stack

Python SQL Snowflake dbt Tableau Power BI
Pandas PostgreSQL MySQL Excel LangSmith LangChain

📈 GitHub Stats

📊 Click to view stats, streak & trophies
Top languages GitHub stats
GitHub streak
GitHub trophies

Data tells a story — my job is to make it readable, reliable, and actionable.

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    I am determined to improve my basic core skills of python and data science by practice. Found this website very helpful for systematic learning.

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    This repository contains solutions to various challenges on different domains of HackerRank. Find me at HackerRank - https://www.hackerrank.com/ybg345

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    Learn to code step by step? Here is the category-wise 200 python problems solutions.

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    This repository contains SQL queries from various popular online learning resources e.g. Vertabelo Academy, SQLZoo etc.

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    I have completed some MS Excel Course. This repository contains all the excel files (practice and exercises solutions by me) which were provided as Homework's or as hands on practice in course sect…

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