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feelfiverr100_

Mahdi Redwan

@feelfiverr100_

Data Analyst and SQL Python Excel Dashboards Data Cleaning Expert

Bangladesh
Inglese, Bengali
Alcune informazioni sono riportate in lingua inglese.
Chi sono
Hello, I help businesses and professionals turn raw data into actionable insights using SQL, Python, Excel, and interactive dashboards. With hands-on experience in: • SQL: joins, aggregations, CTEs, and window functions • Python (pandas, NumPy): data cleaning, processing, and automation • Excel & Google Sheets: pivot tables, vlookup, and data cleansing • Dashboarding: Retool, Power BI, Tableau Whether you need to reconcile complex datasets, clean and process data, or build insightful dashboards, I ensure accuracy, clarity, and actionable results.... Continua a leggere

Competenze

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feelfiverr100_
Mahdi Redwan
offline • 

Portfolio

Esperienza lavorativa

Research Assistant

DataScience Lab, North South University • Part time

Jun 2024 - Present • 2 yrs

Conducting research on AI-driven automation of Course Quality Reports (CQR) to support Continuous Quality Improvement (CQI) processes in academia. Evaluating Large Language Models (LLMs) such as GPT-4, GPT-3.5, and open-source models (Llama 3, Mistral) for semantic accuracy, factual correctness, and actionability. Designing a custom dataset of course reports and applying BERTScore and SBERT cosine similarity for semantic benchmarking. Exploring Retrieval-Augmented Generation (RAG), test-time augmentation, and few-shot prompting to improve factual grounding and context precision. Co-author of two research papers accepted at ICDSAIA 2025, focused on AI integration in educational data analysis and OBE report generation. The project aims to reduce faculty workload and enhance CQI decision-making through reliable AI assistance. Skills: Python, LLMs, SQL, Excel, Google Sheets, Machine Learning, Anaconda, Pytorch, Tableau

Web Developer

North South University IT • Part time

Aug 2023 - Oct 2024 • 1 yr 2 mos

Contributed to the design and development of the university’s OBE (Outcome-Based Education) Management Portal, a web-based platform for CO–PO mapping, performance analytics, and faculty reporting. Implemented modules for automated course file generation, dynamic validation, and data visualization to support academic quality assurance. Collaborated with the departmental teams to ensure system compliance with ABET and institutional accreditation standards. The OBE system and its analytical design were part of the work presented in the International Conference on Data Science, AI & Applications (ICDSAIA 2025). Tech Stack: PHP, Laravel, MySQL, JavaScript, Bootstrap, HTML/CSS