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@lukasjhan

Lukas.J.Han

lukasjhan
Palo Alto / United States

👋 Hi, I'm @lukasjhan

I'm a backend engineer and cloud architect based in Palo Alto, passionate about creating developer-friendly tools that solve complex problems in digital identity and backend systems.

🪪 Verifiable Digital Credentials (VDCs)

My flagship project VDCs is a TypeScript library designed to make digital identity standards like SD-JWT, mDL (ISO), and W3C VCDM accessible to all developers:

  • 🏭 Batteries Included: Everything you need for modern identity management in one package
  • 🛡️ Secure by Design: Built with Zero Trust Architecture principles
  • 🎯 Type-Safe: Comprehensive TypeScript support for safer, predictable code
  • 🪶 Lightweight: Fast, minimal, and efficient implementation

🌱 Open Source & Standards Work

I'm actively maintaining projects in the OpenWallet Foundation, focusing on:

  • SD-JWT-JS implementation
  • MDL-JS development
  • Digital identity standards advancement

My standards work includes:

  • Translating W3C DID Core 1.0 and Verifiable Credentials Data Model 1.1
  • Participating in standardization efforts.

🔧 Developer Tools

Beyond digital identity, I create tools that help backend developers build robust, efficient systems:

  • Custom middleware solutions
  • System CLI tools
  • Cloud architecture patterns

❤️ Your Support

Your sponsorship helps me dedicate more time to open source development, standards translation, and building tools that simplify complex technical challenges for developers worldwide.

@lukasjhan

It would mean the world to me if I had 10 sponsors.

Featured work

  1. openwallet-foundation/sd-jwt-js

    A JavaScript implementation of the Selective Disclosure JWT (SD-JWT) spec.

    TypeScript 49
  2. openwallet-foundation-labs/mdl-js

    process MDOC CBOR according to ISO 18013-5.

    TypeScript 6
  3. openwallet-foundation-labs/sd-jwt-vc-dm

    Typescript implementation of SD JWT VCDM

    TypeScript 5
  4. hopae-official/Verifiable-Digital-Credentials

    The easiest and most secure way to handle Verifiable Digital Credentials

    TypeScript 3

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