https://sddidn.com
Dec 5, 2024

IDNCODE
Blockchain-Based Certificate Validation System
Role: Head of Product
Company: EH Corp
Product Type: B2B SaaS + Blockchain Infrastructure
Market: Education, Certification, Verification
Status: Live · ~100,000 certificates issued
📌 Third-party validator (non-government), working with public & private universities in Indonesia
① Overview
💡 What is IDNCODE?
IDNCODE is a certificate validation platform that helps Indonesian universities prevent fraud and enable instant verification of academic certificates.
We act as a trusted third-party validator, securing certificates using:
QR codes (offline & online)
Blockchain (NFT minting on Polygon / Ethereum ecosystem)
Each printed certificate includes an IDNCODE QR, allowing employers or institutions to verify authenticity instantly.
🔹 IDNCODE are not a government system — trust is built through technology, transparency, and adoption.
② The Problem Space
🔴 Real-World Problems
Universities
Manual verification requests
High admin workload
Reputation risk from forged certificates
Employers / HR
Slow verification process
No standard validation method
Low trust in printed documents
Students
Delays during recruitment
Certificates questioned or rejected
❌ Why Existing Solutions Failed
Existing Approach | Why It Didn’t Work |
|---|---|
Manual verification | Too slow & expensive |
Government systems | Fragmented & inaccessible |
PDF / QR only | Easy to forge |
Generic blockchain tools | Too technical & costly |
⚠️ The real challenge was adoption, cost predictability, and trust — not technology.
③ Product Constraints (Critical)
⚠️ These constraints shaped every product decision
Regulatory & Market
IDNCODE is not official government and we collaborating with DIKTI
Must be trusted as a neutral validator
Must work across public & private universities
Technical
Each certificate = NFT mint → gas fee
Each crypto top-up = transaction fee
QR must work offline & online
Business
Students will not accept extra fees
Universities have fixed budgets
Graduation volumes vary significantly

④ Product Architecture (Simplified)
🧱 How the system works
Certificate Lifecycle
University issues certificate via IDNCODE CMS
QR code generated with embedded metadata
Metadata synced to NFT on Polygon
QR embedded into printed certificate
Verification via:
Online scan (blockchain validation)
Offline scan (metadata integrity)
🖼 :


⑤ Multi-Stakeholder UX Challenge
🧠 One product, many users
User | Core Need |
|---|---|
University Admin | Control, predictability |
Dean / Rector | Approval, reputation |
Student | No added cost |
Employer / HR | Fast verification |
Internal Ops | Scalability |
👉 Designing for all users at once was the hardest part.
⑥ University Reality (Key Insight)
🚨 No two universities are the same
Each university has custom certificate designs
Different formats for S1, S2, S3
Engineering certificates differ from non-engineering
Requires manual approvals (dean, rector)
❌ A single global template was impossible
✅ We designed flexibility instead of standardization
⑦ Major Product Decision — Pricing Model
🔥 This was the most controversial decision
❌ Rejected Models
Per-certificate pricing
Subscription
White-label licensing
Why They Failed
Cost anxiety due to gas fees
Didn’t align with graduation cycles
Reduced adoption confidence
✅ Final Decision: Top-Up Model
Universities:
Buy credits upfront
Use credits during graduation periods
Top up as needed
💬 Pricing became part of the user experience.
🖼 Visual to add:
Pricing comparison table (Before vs After)
⑧ CMS Dashboard — University SaaS
🧩 What universities actually get
Certificate Management
Custom certificate designs
Faculty-specific layouts
Bulk generation
Print-ready outputs
Security & Control
Revoke certificates
Trackback history
Admin permissions
Analytics (CX Value)
Scan count
Gender & age range
Device & location
Data-mining ready
🖼 Visual to add:
Dashboard screenshots


⑨ Onboarding & Adoption Friction
⚠️ Adoption ≠ Plug & Play
Each onboarding required:
Certificate design alignment
Print testing
QR placement validation
Approval from dean / rector
Middleware integration
Our Solution
Flexible middleware
University-controlled design
CMS adapts to each institution
🎯 Slower onboarding → higher long-term adoption
⑩ Offline & Online Verification (Trust Layer)
Why Offline Matters
Internet access is inconsistent
HR may scan certificates offline
Our Approach
QR contains critical metadata
Offline scan validates integrity
Online scan verifies blockchain
Trust does not depend on connectivity.
⑪ Results & Impact
📊 Current Metrics
~100,000 certificates issued
Multiple universities onboarded
0 reported successful forgeries
100% adoption of top-up model
CX Impact
Faster employer verification
Reduced admin workload
Higher institutional trust
⑫ Roadmap & Expansion
Near Term
API for HR / ATS systems
Automated employer validation
Enhanced analytics
Long Term
Professional certifications
Training institutions
Government-adjacent credentials
IDNCODE evolves into credential infrastructure, not just certificates.
⑬ Reflection — Head of Product
🧠 Key learnings
CX includes pricing & governance
Trust must be designed
Flexibility beats standardization
Adoption > elegance
This project reflects my role as Head of Product, balancing:
technology × business × human behavior
⭐ Why This Case Matters
This case demonstrates my ability to:
Lead under real constraints
Design CX in regulated environments
Align business models with user reality
Build scalable systems without forcing uniformity


