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sayantanr/README.md

👋 Hi, I’m Sayantan Roy

Graduate Software Engineer at Cognizant | Researcher in Linguistics, AI, Computer Vision & Mathematical Computing

I’m passionate about building scalable enterprise software and conducting advanced interdisciplinary research across AI, mathematics, language systems, and computational science.

“Where language, logic, and learning meet — that’s where I work.”


🚀 What I Do

  • 🔹 Backend Development with python , django ,streamlit , C#,.NET, ASP.NET MVC, Web API
  • 🔹 Database Engineering using SQL Server, T-SQL, SQL Profiler
  • 🔹 Enterprise Automation with IBM Datacap & ServiceNow ITSM
  • 🔹 Research-oriented programming in Python & C++

🌍 Linguistics & Language Research

  • 🔤 Researcher in translation & transliteration systems for 140+ languages
  • 🔤 Script mapping, phonetic normalization & cross-script NLP pipelines
  • 🔤 Low-resource language modeling & multilingual embeddings
  • 🔤 OCR-assisted multi-script text processing

🧮 Mathematical & Prime Research

  • 🔢 Prime sieve optimization & potential prime detection algorithms
  • 🔢 Pattern discovery in prime distributions & special prime classes
  • 🔢 Extreme computation: π algorithms, transcendental equations
  • 🔢 Hybrid symbolic–neural mathematical reasoning models

🤖 AI, GenAI & Computer Vision

  • 🧠 LLMs, multimodal learning & intelligent agents
  • 👁️ Computer vision for anomaly detection, OCR & classification
  • 📄 AI-powered document understanding (forms, handwriting, layouts)
  • 🧬 AI in healthcare, bio-inspired computing & digital epidemiology

🛠️ Technical Skills

🔹 Programming & Frameworks

Python, FastAPI, Flask, Django, PySpark, Streamlit,
C#, ASP.NET Core, EF Core, LINQ, C, C++, Angular

🔹 AI / ML / DL / GenAI

TensorFlow, PyTorch, Keras, OpenCV, scikit-learn,
LangChain, HuggingFace, OpenAI API, LLaMA, DeepSpeed,
MLOps, AIOps, LLMOps, GenAI Agents

🔹 Libraries

NumPy, Pandas, Matplotlib, Seaborn, Regex, BeautifulSoup,
Requests, SQLAlchemy, SymPy

🔹 Databases

SQL Server, Azure SQL, PostgreSQL, MySQL, Oracle,
MongoDB, NoSQL, PL/SQL, Cosmos DB

🔹 Cloud Platforms

Azure: App Service, Functions, Storage, Databricks, AI Studio
AWS: Lambda, Bedrock, SageMaker
GCP: Vertex AI, BigQuery

🔹 DevOps & Systems

Docker, Jenkins, Git, Ansible, CI/CD Pipelines
Ubuntu, Debian, RedHat, CentOS, NixOS, Slax OS

🔹 Visualization & Analytics

Power BI, Tableau, Plotly, Pandas Profiling

🔹 ITSM & Automation

ServiceNow, IBM Datacap, BMC Remedy, Jira Service Management, IAM


📌 Key Projects

🎥 LSTM/GRU-Based Video Anomaly Detection System

Python, TensorFlow, Keras, OpenCV, NumPy, Pandas

  • Trained LSTM & GRU models on 900+ surveillance videos (arson, burglary, vandalism)
  • Used CNN embeddings + temporal modeling for sequence classification
  • Achieved 92% accuracy with optimized preprocessing pipelines

📄 Automated Resume Analyzer (OCR + ATS)

Python, Tesseract, spaCy, PyPDF2, Streamlit

  • Built ATS system with NER-based skill extraction
  • TF-IDF + cosine similarity for JD matching
  • OCR support for scanned resumes, improved keyword accuracy by 45%

🌐 AI-Powered Multi-Script Transliteration App

Python, Streamlit, OCR, Indic Transliteration, OpenAI GPT-4o

  • Transliteration across 80+ world scripts with auto script detection
  • Context-aware transliteration using LLM + heuristic validation
  • Modular design extendable to FastAPI/Django APIs

📚 Selected Publications

  • Roy, S. (2021)Video Anomaly Detection with Deep Learning, ResearchGate
  • Roy, S. (2022)Detection of Abnormal Human Behavior Using Deep Learning, Bohr Publications (BIJSCIT)
  • Roy, S. (2024)Crowd Anomaly Detection with Deep Learning, Google Scholar

🎯 Current Research Goals

  • 🌍 Ultra-scalable multilingual translators & transliterators
  • 🧮 Novel prime-search heuristics & symbolic computation systems
  • 🤖 Hybrid symbolic + neural math reasoning architectures
  • 📄 High-accuracy OCR & document intelligence pipelines

🤝 Collaboration

  • 💡 Open to collaboration in AI, Linguistics, Prime Research & Computer Vision
  • 🔬 Interested in interdisciplinary and experimental research projects
  • 🌱 Always learning, experimenting, and pushing algorithmic limits

📫 Feel free to connect and collaborate!

Pinned Loading

  1. itrans-to-chinease itrans-to-chinease Public

    Python

  2. itrans-to-japanease-hiragana-script-converter itrans-to-japanease-hiragana-script-converter Public

    Python

  3. itrans-to-persian-arabic itrans-to-persian-arabic Public

    Python

  4. OCR-TRANSLITERATION-TRANLATION- OCR-TRANSLITERATION-TRANLATION- Public

    Python

  5. itrans-to-hangul itrans-to-hangul Public

    Python

  6. ATS-score-checker-and-keyword-searcher-for-multiple-resumes-at-bulk ATS-score-checker-and-keyword-searcher-for-multiple-resumes-at-bulk Public template

    ATS score checker and keyword searcher for multiple resumes at bulk

    Python 1