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  • 13:41 (UTC +02:00)

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chaoSefat/README.md

Hi there! ๐Ÿ‘‹ I'm Abdullah Al Sefat

Typing SVG


๐Ÿš€ About Me

๐ŸŽ“ M.Sc. Informatics from Technical University of Munich (Grade: 2.0)
๐Ÿ”ฌ AI Researcher specializing in NLP for Under-Resourced Languages
๐Ÿ’ป Software Developer with 3 years of experience serving 50,000+ users
๐ŸŒ Currently pursuing independent NLP research and AWS Cloud certification

LinkedIn Gmail Personal Website


๐Ÿค– AI & Machine Learning Expertise

๐Ÿง  Core AI/ML Stack

Python PyTorch TensorFlow Hugging Face scikit-learn

๐Ÿ—ฃ๏ธ NLP & LLM Specialization

Transformers LangChain OpenAI MLflow

๐ŸŽฏ Key Techniques: PEFT โ€ข LoRA โ€ข RAG โ€ข Prompt Engineering โ€ข Fine-tuning โ€ข Multilingual NLP

๐Ÿ“Š Data & Analytics

SQL Oracle Pandas NumPy Power BI


๐Ÿ’ป Software Development Skills

๐ŸŒ Frontend & Backend

JavaScript PHP Laravel HTML5 CSS3

โ˜๏ธ DevOps & Cloud

AWS Docker Kubernetes Git GitHub Actions


๐Ÿ† Featured Projects & Research

๐ŸŒ Web-Scale Dataset Creation for Low-Resource NLP

๐ŸŽฏ Impact: Built datasets for 400+ under-resourced languages
๐Ÿ”ง Tech: Python, Multi-threading, Language Modeling, Perplexity Analysis
๐Ÿ“„ Status: Manuscript under review at a flagship NLP conference

๐Ÿ“ฐ Migration Sentiment Analysis with LLMs

๐ŸŽฏ Scale: Processed 26M+ news sentences (2010-2024)
๐Ÿ”ง Tech: GPT-4, Bilingual analysis, Temporal sentiment tracking
๐Ÿ“Š Insight: Uncovered evolving migration bias in media

๐Ÿ›๏ธ LLM Fine-tuning for Legal Text Classification

๐ŸŽฏ Achievement: Comparative analysis of LegalBERT vs general models
๐Ÿ”ง Tech: BERT, RoBERTa, T5, BiLSTM-CRF, PyTorch
๐Ÿ“Š Result: Created reproducible research pipeline

๐ŸŒพ Rice Yield Prediction using Satellite Imagery

๐ŸŽฏ Achievement: 95% accuracy in yield prediction
๐Ÿ”ง Tech: MODIS NDVI, NASA satellite data, ML pipeline
๐Ÿ“– Published: IEEE IGARSS 2019 (17 citations)


๐Ÿ… Certifications & Training

๐Ÿง  Deep Learning Specialization - DeepLearning.AI
โ˜๏ธ AWS Cloud Practitioner - In Progress
๐Ÿค– LLM Engineering Master - Ongoing


๐ŸŒ Languages

๐Ÿ‡บ๐Ÿ‡ธ English - Native/Bilingual proficiency (C2)
๐Ÿ‡ง๐Ÿ‡ฉ Bengali - Native/Bilingual proficiency (C2)
๐Ÿ‡ฉ๐Ÿ‡ช German - Good (B1) Actively improving
๐Ÿ‡ฎ๐Ÿ‡ณ๐Ÿ‡ต๐Ÿ‡ฐ Hindustani - Good (B1)


๐Ÿ’ผ Professional Impact

๐ŸŽ“ 50,000+ users impacted through school portal development
๐Ÿ“š 80% reduction in administrative workload
โšก 65% performance optimization in load times
๐Ÿ› 350+ bugs resolved and features implemented
๐Ÿ“„ 3 research publications with 26 citations


๐Ÿ”ฎ Currently Exploring

  • ๐Ÿค– AI Agents with LangChain & LlamaIndex
  • โ˜๏ธ AWS Cloud Architecture & DevOps
  • ๐Ÿง  Advanced NLP for endangered languages
  • ๐Ÿ“Š MLOps & production deployment strategies

๐Ÿ’ฌ Let's Connect!

"Passionate about leveraging AI to solve real-world problems and make technology accessible across languages and cultures."

โญ Open to collaborations in NLP, AI research


Pinned Loading

  1. cisnlp/GlotWeb cisnlp/GlotWeb Public

    ๐Ÿ•ธ GlotWeb: Web Indexing for Low-Resource Languages -- under construction.

    Python 14

  2. ldsi-lab ldsi-lab Public

    Jupyter Notebook

  3. Evaluation-of-Sentiment-towards-migrants-in-German-News-Articles Evaluation-of-Sentiment-towards-migrants-in-German-News-Articles Public

    Python 1

  4. Bengali-Fig Bengali-Fig Public

    Python 1

  5. LID_FROM_SCRATCH LID_FROM_SCRATCH Public

    Python