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coollad49/README.md

Hello, I'm Daniel ๐Ÿ‘‹

A Product-Focused Engineer

I build real products, not demos.

Most of my work lives at the intersection of full-stack engineering, AI systems, and product thinking โ€” turning messy, manual workflows into clean, automated software people actually use.

Iโ€™m currently building quietly.


๐Ÿง  What I Care About

  • Shipping end-to-end products (idea โ†’ system โ†’ users)
  • Designing AI systems with clear guardrails and real utility
  • Automating boring, error-prone processes
  • Building tools for education, operations, and internal teams
  • Thinking like a founder, even when writing client's code

I donโ€™t chase trends.
I chase problems that shouldnโ€™t exist anymore.


๐Ÿš€ Selected Work

๐Ÿ“ AI Exam Grader (VLM-Powered)

An automated system for grading handwritten theory exams, built to reduce bias and inconsistency in manual marking.

  • Visual Language Models interpret handwriting & diagrams
  • LLM agents grade against official marking guides
  • Async job processing + real-time progress updates
  • Designed for scale and fairness in large exam systems

Stack: Next.js, FastAPI, LangGraph, PostgreSQL, Redis, RabbitMQ, Docker


๐Ÿ“š Learn Your Facts

An AI-powered educational platform that generates structured, illustrated learning articles from any topic.

  • Custom prompt pipelines (no heavy AI frameworks)
  • Image + content generation orchestration
  • Built serverless, clean, and fast

Stack: Next.js, TypeScript, prisma, OpenRouter


๐Ÿ““ Generate Logbook Entries

An AI tool used by 50+ students to generate realistic internship logbooks in minutes.

  • Smart activity splitting
  • Multiple writing styles (technical, concise, detailed)
  • Built from a personal pain point โ†’ real adoption

Stack: Next.js, TypeScript, OpenRouter


๐Ÿฅ Hospital Customer Support Chatbot

A domain-specific RAG-based assistant for hospitals.

  • Vector-grounded responses
  • Carefully engineered system persona
  • Manually deployed on AWS EC2 (Linux, NGINX, SSH)

Stack: Next.js, OpenRouter, Vector DB, AWS EC2


๐Ÿซ School & Admin Systems

Built multiple production systems for schools:

  • Bursary Management Dashboard (finance, invoicing, analytics)
  • School Website & CMS
  • Chapel Letter Automation System (desktop automation)

Focused on replacing manual institutional workflows with software.


๐Ÿ›  Current Stack

Frontend

  • Next.js (App Router)
  • Tailwind CSS
  • ShadCN UI

Backend

  • Convex
  • Better-Auth
  • Server Actions
  • express
  • fast api

AI

  • Vercel AI SDK
  • LLM / VLM orchestration
  • RAG pipelines

Infra

  • Vercel
  • Modern, serverless-first deployments

๐Ÿงญ How I Build

I think in systems, not features.

Every project asks:

  • Whatโ€™s the real bottleneck?
  • What breaks at scale?
  • What should never be manual again?

If a solution isnโ€™t usable, maintainable, and explainable โ€” itโ€™s not done.


๐Ÿ“ซ Find Me


Quietly building. Shipping deliberately.

Pinned Loading

  1. LocalSWE LocalSWE Public

    LocalSWE is an autonomous verification harness that brings strict engineering discipline to compact, 27B-class open-weights models running on local developer hardware. Layered over Pi Agent, it eliโ€ฆ

    TypeScript

  2. TheEngineersCanvas/payment TheEngineersCanvas/payment Public

    Framework-agnostic payment abstraction SDK

    TypeScript

  3. hina-ai hina-ai Public

    a personal AI developer assistant

    Python

  4. ecommerce_api_server ecommerce_api_server Public

    a secure backend api with jwt for an ecommerce

    TypeScript 1

  5. Exam-AI-Grader-frontend Exam-AI-Grader-frontend Public

    TypeScript

  6. task-management-dashboard-application task-management-dashboard-application Public

    A Task Management Dashboard Application

    CSS