PORTFOLIO

Selected Work

AI and machine learning projects, from document intelligence and retrieval to production systems.

  • Agami Assistant - Voice-First Enterprise AI Assistant — Voice-first enterprise assistant providing grounded spoken answers from product catalogs, policies, and IT records, with live transcripts and captions.
  • Search Microservice - High-Performance Product Discovery — Typo-tolerant search for 1M products and ~29K brands. Resource-limited tests reached about 180 QPS at 3.2 ms P95 for warm queries and 179 QPS at 13 ms P95 for unseen typos.
  • Shorol Notes — AI-Powered Note-Taking — Voice notes with AI transcription and summarization; calendar sync with Bangla-first UX. Pluggable backends supporting OpenAI, Ollama, and Hugging Face models.
  • Japanese Lawyer Assistant — Legal Q&A over a Japanese corpus using RAG, FAISS retrieval, and an instruct LLM with a knowledge-base pipeline and custom prompts.
  • Outlet Fraud Detection - No-Label Verification Screening — No-label fraud screening for outlet-verification photos. Every image is compared only against other photos from the same outlet — visually isolated shots and reused uploads get flagged with an evidence-based reason.
  • Aethion RAG - Naive vs Streaming Retrieval Shootout — Full-stack AI agent answering questions over company documents, comparing Naive RAG against StreamRAG — retrieval fired in parallel with generation and streamed to the user.
  • AI Research Agent - Multi-Source LLM Assistant — LLM research assistant and multi-source AI agent capable of answering complex research questions across sources.
  • ECG Arrhythmia Classification - 2-D CNN — 2-D convolutional classifier detecting arrhythmia from ECG beats through careful signal preprocessing and feature extraction.
  • ToLet Dhaka - Rental Listings — Flat-renting website with property posts and contact details, enhanced with interactive elements.
  • School Management System — School administration console for student records, classes, and fees.
  • Bangla Alarm Clock — Alarm clock application with a Bangla interface.
  • Dhaka City Bus Routes — Route-finder Android app covering Dhaka city transit lines with map lookup.
  • Bank Management System — Transactional banking features with account handling and balance tracking.
  • DX Ball Remastered — Classic brick-breaker ball and paddle game with 4 new levels.
  • Hospital Management — Full-stack hospital management system with patient, doctor, and appointment workflows.
  • Railway Station Management System — Railway station records and scheduling with client-server components in PL/SQL.
  • BanglaNet - Handwritten Recognition — Lightweight CNN recognizing 50 Bangla handwritten characters and 10 numerals for OCR-style digitization.