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iamdainwi/README.md

πŸ‘‹ Hey, I'm Dainwi Kumar

πŸš€ Full-Stack Developer β€’ 🧩 AI Engineering β€’ ⚑ Real-Time Systems
πŸŽ“ CSE Undergrad at Galgotias University (2023–2027)
🌱 Building local-first AI systems, RAG pipelines, and production-ready full-stack applications.


🌐 Connect with Me

Portfolio LinkedIn Twitter Dev.to


πŸ’Ό Experience

πŸ”Ή Frontend Developer Intern β€” CODTECH IT Solutions

Jul 2025 – Aug 2025 Β· Remote

  • Built reusable, accessible UI components used across multiple production features
  • Integrated REST APIs and optimised component rendering performance

Tech: React, JavaScript, CSS

πŸ”Ή Full Stack Developer β€” TripleHash

Jan 2024 – Jun 2024 Β· Full-time Β· On-site
Built a multi-tenant SaaS CRM for wedding photography businesses.

  • Implemented salary automation, shoot-based tasking, and resource scheduling
  • Designed RBAC authentication, billing workflows & responsive admin dashboards
  • Improved workflow efficiency by 40%

Tech: PHP, MySQL, Bootstrap, Ajax, jQuery


πŸš€ Featured Projects

Query your entire codebase in plain English. Get answers with exact file citations β€” zero hallucinations.

  • Built 4 features from scratch: semantic search, RAG chat (SSE), file recommendations, agentic Q&A pipeline
  • Line-based chunking algorithm with overlap β†’ 60% better retrieval relevance
  • Millisecond-latency vector search on 1B+ vectors via Endee β€” fully local, zero API cost

Tech: Python, FastAPI, Next.js 15, Endee Vector DB, Ollama, sentence-transformers


Full-stack AI interview prep with real-time voice mock interviews and LLM-generated feedback.

  • Hybrid DB layer: Cloudflare D1 (SQLite at edge) via custom sqlite-proxy REST API + Drizzle ORM
  • Integrated Razorpay & Stripe for tiered subscription billing

Tech: Next.js 15, Cloudflare D1, Drizzle ORM, Firebase Auth, Ollama, Razorpay


Transforms any query into a citation-backed research report via a multi-agent pipeline.

  • Query Expansion β†’ Web Search β†’ Content Scraping β†’ LLM Ranking β†’ Synthesis
  • Concurrent page fetching via HTTPX (HTTP/2) with MD5 deduplication across 15–30 sources
  • Real-time SSE streaming across full stack with a Perplexity-inspired UI

Tech: Python, FastAPI, Next.js 16, Ollama, HTTPX, DuckDuckGo API


πŸ‘‰ See everything on my Portfolio β†’


πŸ’» Tech Stack

Languages
C β€’ C++ β€’ JavaScript β€’ TypeScript β€’ Python β€’ Dart

Backend
Node.js β€’ Express.js β€’ FastAPI β€’ Flask β€’ PHP β€’ MongoDB β€’ PostgreSQL β€’ MySQL

Frontend
React β€’ Next.js β€’ Flutter β€’ Tailwind CSS β€’ shadcn/ui

AI / ML
Ollama β€’ Endee β€’ sentence-transformers β€’ LangChain β€’ ChromaDB β€’ Gemini API β€’ OpenAI API

Tools & DevOps
Git β€’ GitHub β€’ Docker β€’ Postman β€’ Drizzle ORM β€’ Prisma β€’ Supabase β€’ Vercel β€’ AWS (Basics)


πŸ“Š GitHub Stats


✍️ Quote I Believe In

"Programs must be written for people to read, and only incidentally for machines to execute."
β€” Harold Abelson

Pinned Loading

  1. markdown-parser markdown-parser Public

    A lightweight, TypeScript-based Markdown parser that builds a pluggable AST and supports CommonMark/GFM features. Includes a plugin API, custom renderers (HTML, React, JSON), and a CLI for batch co…

    TypeScript

  2. pdf-assistant pdf-assistant Public

    PDF Assistant provides tools to parse, extract, annotate, summarize, and query PDF documents. Supports OCR, split/merge, conversion and searchable exports to help build document workflows and autom…

    TypeScript

  3. codemind codemind Public

    An intelligent codebase Q&A system powered by Endee vector database that allows you to upload code, ask questions in plain English, and get context-aware, cited answers. Implements RAG, semantic se…

    TypeScript 2

  4. research-agent-project research-agent-project Public

    A sophisticated multi-agent research automation platform that combines LLMs with real-time web analysis to produce comprehensive, citation-backed research summaries. Features intelligent query expa…

    TypeScript