Zulfan Nurrahman

Full-Stack Systems Engineer · Founder @ JuleProd
Bandung, Indonesia 🇮🇩 · Shipping Production Systems Worldwide 🌍

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💡 Executive Overview

Full-stack engineer with 6+ years of experience architecting web applications, custom APIs, and high-performance digital systems. Focused on Swiss/Editorial design, zero-slop production code, and strict accessibility.

• Agency: Founder @ JuleProd — Founder-led web app development agency based in Bandung, Indonesia. Flat pricing tiers (Starter, Growth, Enterprise), native EN/ID bilingual support.
• Consultation: Book a consultation via WhatsApp or explore Live Agency Tiers.

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💻 Developer Profile Matrix

import { SeniorEngineer, AgencyFounder } from "@juleprod/core";

export class ZulfanEngineer implements SeniorEngineer, AgencyFounder {
  public readonly name = "Zulfan Nurrahman";
  public readonly handle = "@juleskuy";
  public readonly pronouns = ["he", "him"];
  public readonly location = "Bandung, Indonesia 🇮🇩";
  public readonly languages = ["en_US", "id_ID"];
  public readonly experienceYears = 6;

  public readonly company = {
    name: "JuleProd",
    role: "Founder & Lead Engineer",
    url: "https://juleprod.cloud",
    tagline: "Production-grade web apps, MVPs, and dashboards",
    services: [
      "Custom Web Application Development",
      "API Architecture & System Integration",
      "Bilingual Solutions (EN/ID)",
      "High-Performance Dashboards & MVPs",
    ],
    guarantees: ["Transparent Pricing", "Founder-Led Builds", "Replies within 24 Hours"],
  };

  public readonly activeProjects = {
    rensaId: {
      name: "Rensa ID",
      url: "https://rensa.id",
      scope: ["Company Profile Web App", "CMS Backoffice", "Mobile App Client"],
      status: "Active Production Pipeline",
    },
    juleProd: {
      name: "JuleProd Agency",
      scope: ["Founder-Led Engineering", "Production Deployments"],
      status: "Operational",
    },
  };
}

export default new ZulfanEngineer();

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🛠️ Technical Stack

Domain	Primary Tools & Stack
Frontend & Styling	Next.js · React · TypeScript · JavaScript · Tailwind CSS · Motion · shadcn/ui
Backend & APIs	Laravel · PHP 8+ · Python · FastAPI · Node.js · Express · RESTful APIs
Database & Cache	PostgreSQL · MySQL · SQLite · Redis
DevOps & Infra	Vercel · GitHub Actions · Docker · Linux (Debian/Ubuntu)
Design & Architecture	Swiss / Editorial UI · Design Systems · Figma · A11y Standards

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🗂️ Featured Projects

• 🚀 JuleProd — Production Web App Engineering & Consultation Agency
• 📱 Rensa ID — Enterprise Platform (Company Profile Web App + CMS & Mobile App)
• ⚙️ deterministic-simulation-testing — Fault injection & shrinkable replays skill framework

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📊 Engineering & AI Infrastructure Analytics

🤖 AI Execution Metrics (9Router Proxy v0.5.35)

Metric	Value	Model / Node Breakdown
Total Requests	73,988	gpt-5.6-sol / max: 12,945 reqs ($6,629.10)
Input Tokens	4,187,796,958 (4.18B)	gemini-3.5-flash-extra-low: 47,642 reqs ($674.46)
Output Tokens	45,259,557 (45.26M)	gemini-3-flash-agent / pro: 7,983 reqs ($1,340.22)
Cached Tokens	10,082,324 (10.08M)	claude-sonnet / opus (4.7-5): 1,596 reqs ($756.25)
Est. Compute Value	~$10,183.63 USD	gpt-5.6-terra: 1,665 reqs ($480.58)
Nodes	8 Active	Antigravity · Kiro AI · Ollama Cloud · Cursor IDE · Cloudflare · OpenAI Codex · Gemini · Claude Code

📈 View Commit & Schedule Metrics

🐣 Commit Schedule Breakdown (I'm an Early 🐤)
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Morning   (06:00 - 12:00)   4,294 commits   ████████░░░░░░░░░░░░░░░░░░   28.50 %
Daytime   (12:00 - 18:00)   6,117 commits   ████████████░░░░░░░░░░░░░░   41.20 %
Evening   (18:00 - 24:00)   3,214 commits   ██████░░░░░░░░░░░░░░░░░░░░   22.30 %
Night     (00:00 - 06:00)   1,187 commits   ██░░░░░░░░░░░░░░░░░░░░░░░░   08.00 %

📅 Weekly Commit Frequency (Most Productive on Tuesday)
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Monday      3,940 commits   ████████░░░░░░░░░░░░░░░░░░░░   17.49 %
Tuesday     4,146 commits   █████████░░░░░░░░░░░░░░░░░░░   18.41 %
Wednesday   2,976 commits   ██████░░░░░░░░░░░░░░░░░░░░░░   13.21 %
Thursday    2,656 commits   █████░░░░░░░░░░░░░░░░░░░░░░░   11.79 %
Friday      2,027 commits   ████░░░░░░░░░░░░░░░░░░░░░░░░   09.00 %
Saturday    2,760 commits   █████░░░░░░░░░░░░░░░░░░░░░░░   12.25 %
Sunday      4,017 commits   ████████░░░░░░░░░░░░░░░░░░░░   17.84 %

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Built with precision · Shipped with proof · Founder @ JuleProd