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Skinburn/README.md

Hi, I'm Jay 👋

Creative Technologist · Product Systems Builder · Visual Creative

I’m Fadjhar Djhanuar, a multidisciplinary builder from Indonesia. I turn real operational problems into clear workflows, useful digital products, and visual systems that people can actually work with.

My background spans mechatronics, manufacturing operations, photography, visual design, and AI-assisted product development. That mix shapes how I build: understand the system, simplify the flow, then make it tangible.

Portfolio Email


What I build

  • Manufacturing and ERP systems — connecting orders, purchasing, inventory, production, quality, shipment, and reporting.
  • Workflow automation — replacing repetitive approvals, documents, email handling, and operational handoffs with reliable systems.
  • AI-assisted products — using AI as a practical layer for analysis, agents, decision support, and faster product iteration.
  • Visual experiences — photography, design, and interfaces that make complex ideas easier to understand.

Selected private projects

These repositories are private because they contain proprietary workflows, internal business logic, or operational integrations. I can still share what each product is designed to do:

  • SIMS — Smart Integrated Manufacturing System — an integrated ERP and manufacturing-tracking platform connecting orders, BOMs, purchasing, inventory, quality, production, shipments, and payments.
  • production-tracker — a live factory-floor system for tracking orders and production progress across sequential manufacturing stages.
  • clearhead-signal — an AI-assisted XAUUSD signal engine combining real-time market analysis with a monitoring dashboard.
  • trading-journal — a full-stack trading journal connecting a Next.js dashboard, Supabase, and MQL5 trade data for performance review.
  • email-ai-v5 — an IMAP-based AI agent with worker, dashboard, and administration tools for reading and responding to email workflows.
  • brn-approval — an internal approval and email system built with Next.js and Supabase.
  • spl-app-2.0 — an overtime-authorization workflow with approval routing and automatic PDF document generation.
  • sales3-worker-bot — a Telegram worker bot that supports internal operational tasks and automated notifications.
  • steven-ling — a private distribution and backup repository for a Hermes AI agent profile.

Public case studies for selected products are available on my portfolio.

Public repositories

Tools I work with

Product and application development

TypeScript JavaScript Python Next.js React

Data and infrastructure

Supabase PostgreSQL Cloudflare Linux GitHub Actions

How I work

  1. Understand the people, context, and real operational constraints.
  2. Shape the workflow and turn ambiguity into a clear system.
  3. Build with the right mix of design, code, automation, and AI.
  4. Refine through use, feedback, and measurable outcomes.

Let's connect

Visual craft. Operational thinking. Digital outcomes.

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