{
  "name": "Yaduraj Singh",
  "age": 20,
  "role": "Full-stack engineer · AI/ML builder",
  "location": "Dehradun · Greater Noida, India",
  "tagline": "Ships production-grade systems solo — firmware on ESP32, scalable SaaS, iOS apps. Three live products with real users before 21.",
  "links": {
    "portfolio": "https://yaduraj.me",
    "github": "https://github.com/YadurajManu",
    "linkedin": "https://www.linkedin.com/in/yadurajenc",
    "email": "yadurajsingham@gmail.com",
    "resume": "https://www.yaduraj.me/Resume_Web.pdf"
  },
  "stats": [
    {
      "value": "2,000+",
      "label": "users in production"
    },
    {
      "value": "08",
      "label": "shipped projects"
    },
    {
      "value": "03",
      "label": "hackathons won"
    },
    {
      "value": "04",
      "label": "self-hosted servers"
    }
  ],
  "highlights": [
    "Self-hosted Linux infrastructure — Nginx, SSL, PM2, systemd. Not just Vercel deploys.",
    "Manual WebRTC: full ICE/STUN/TURN + signalling layer. No third-party video SDK.",
    "Designed multi-tenancy, RBAC, caching, CI/CD for a hospital SaaS — solo, from a blank repo.",
    "Three live production applications with real users before age 21.",
    "Hackathon-winning hardware + AI system: ESP32-S3 + FastAPI + Flutter, team of two.",
    "AI/ML pipelines: handwriting synthesis, voice + LLM + TTS cognitive OS, wearable vitals monitoring."
  ],
  "experience": [
    {
      "role": "Lead Software Developer — Intern",
      "organization": "Gautam Buddha University",
      "period": "2024 · 6 months",
      "highlights": [
        "Sole architect of a ground-up institutional ERP — ER diagrams, API contracts, to production deployment.",
        "Modules: student lifecycle, automated attendance, fee ledger, timetable engine, faculty/admin portals.",
        "Eliminated 100% paper workflows. ~60% admin overhead reduction."
      ],
      "stack": [
        "Node.js",
        "Express",
        "JWT RBAC",
        "React"
      ]
    }
  ],
  "nowBuilding": {
    "name": "Tollgate",
    "status": "private beta",
    "url": "https://tollgate.yaduraj.me/",
    "pitch": "Cost & usage observability for LLM APIs. Reverse proxy for OpenAI, Anthropic, and OpenAI-compatible providers — one base URL for per-feature cost, exact-match caching, budgets, and runaway-agent alerts.",
    "highlights": [
      "Point one base_url at Tollgate — OpenAI, Anthropic, xAI, OpenRouter, Gemini, and more. No SDK rewrite.",
      "Per-feature (tag) spend visibility, exact-match prompt caching, and hard budgets.",
      "Runaway-agent alerts & guards — stop burn before another overnight surprise bill."
    ]
  }
}