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Hafizur Rahman

Data Analyst | Database Developer | AI Automation Enthusiast | Research-Oriented Data Science Professional

Professional Summary

Database Developer and Data Analyst experienced in SQL, Python, ETL, SSIS, Power BI, BI reporting, stored procedures, query optimization, machine learning, NLP, n8n automation, Django development, WordPress development, HTML, CSS, Tailwind CSS, and JavaScript. Open to PhD and research opportunities in Data Science, ML, NLP, BI, automation, and AI-enabled education.

Work Experience

Database Developer — Bdjobs.com Limited

Jan 2024 – Present
  • Write complex SQL queries for operational and analytical requirements.
  • Create and optimize stored procedures and query performance.
  • Build BI reports and ETL pipelines using Python and SSIS.
  • Work with data extraction, transformation, reporting, and automation.

Lab Associate — Daffodil International University

Jan 2022 – Jan 2024
  • Supported students in programming, DBMS, ML, OOP, PHP, Laravel, and practical lab sessions.
  • Managed database design and development for academic/project work.
  • Supported students through technical mentoring and hands-on demonstrations.

Technical Skills

SQLT-SQLPythonPower BIDAXSSISETLMongoDBMySQLPostgreSQLMachine LearningNLPn8n AutomationDjangoWordPress DevelopmentHTMLCSSTailwind CSSJavaScriptPHPLaravel

Education

Graduate - MSc in Data Science

Daffodil International University · CGPA 3.98/4 · 2024

Undergraduate - BSc in CSE

Daffodil International University · CGPA 3.97/4 · 2023

Projects & Research

AI-Powered WordPress Content Automation using n8n

Developed automated content publishing workflow for WordPress using AI-generated content, AI images, webhooks, and n8n workflow automation.

Machine Learning and NLP-Based Job Recommendation System

IEEE publication focused on ML and NLP-based recommendation system for job seekers. Link: https://ieeexplore.ieee.org/abstract/document/10939860/

SQL, ETL, and BI Reporting Projects

Built SQL reports, stored procedures, ETL workflows, and BI reports for decision support.

Training, Awards & Activities

Dean's List Scholarship · Member - DIU ACM Lab · DIU Take-off Programming Contest · ICPC-style Problem Solving · MongoDB Query Training - Bdjobs.com Limited, 2024 · Web Development Training - DIU, 2022 · Machine Learning Bootcamp - DIU, 2021 · Advanced Competitive Programming Camp - DIU, 2019 · SQL Basic Certification - HackerRank