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Incipit Opus Viginti Annorum · Anno Domini MMXXVI
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Marco van
Hylckama Vlieg

A master chronicler of Product Design and AI-Native Architecture. Twenty years spent transmuting raw software complexity into living, humane interfaces across Google, Walmart Labs, Yahoo!, and Kohl’s.

"The machine is not a parlor trick of automated text; it is an alchemical furnace. When wielded with strict typographic discipline and empathetic rigor, code becomes parchment and models become collaborators in craft."

The Five Transmutations

A twenty-year chronicle of design engineering across five planetary metals

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Aurum · The Golden Era

The Sovereign Synthesis

Kohl’s & AI-Created Lab 2023 — Present
Senior Product Designer & Generative AI Specialist

Directing enterprise generative AI enablement and high-volume commerce architecture across cart, checkout, wallet, and design technology orgs.

  • Pioneered org-wide generative AI workflows, prompt libraries, and automated prototyping pipelines.
  • Engineered high-fidelity AI-native prototypes unifying ChatGPT, Claude, and Gemini with enterprise design systems.
  • Operates ai-created.com as a sovereign laboratory, publishing novel AI software artifacts weekly.
Argentum · The Silver Forge

The Crucible of Scale

Walmart Labs 2018 — 2023
Principal Product Designer / Design Technologist

Led UX and interaction architecture across the planet's highest-volume transactional funnels: omnichannel checkout, payment wallets, and in-store self-checkout kiosks.

  • Architected frictionless transaction systems serving hundreds of millions of weekly customers.
  • Mentored principal design leads and built code-level design systems bridging engineering and product.
Cuprum · The Copper Guild

The Prototyping Directive

Yahoo! 2017 — 2018
Director of UX Prototyping & Senior UX Manager

Directed global prototyping guilds across Sunnyvale and international campuses, transforming ambiguous media, search, and portal concepts into interactive reality.

  • Steered major brand redesigns through rapid high-fidelity code prototypes tested with millions of active users.
  • Established rigorous prototyping criteria to de-risk ambitious product roadmaps before production sprints.
Ferrum · The Iron Engine

The Speech & Intelligence Guild

Google 2013 — 2017
Senior UX Engineer / Prototyper

Forged zero-to-one conversational interfaces, multi-modal interaction patterns, and cloud AI tooling for Google Assistant, Android, and Material Design.

  • Pioneered rapid speech-and-gesture prototyping environments for early conversational agents.
  • Bridged machine learning research scientists and design teams to turn research models into consumer experiences.
Stannum · The Tin Genesis

The Real-Time Broadcast

Endemol 2008 — 2013
UX & Technical Lead · Second Screen Broadcast

Invented real-time synchronous second-screen audience engagement applications for world-scale television broadcasts with millions of concurrent viewers.

The Guild Arcana

Disciplines mastered through two decades of empirical practice

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Model Fleets

Multi-agent orchestration with Claude 3.7, Gemini 3.8, OpenAI Codex & GPT-5.

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Prompt Architecture

System prompts, structured tool calling, deterministic pipelines, and evaluation loops.

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Synthetic Research

AI persona generation, multi-perspective stress testing, and rapid user feedback synthesis.

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Production Engineering

Next.js, TypeScript, Tailwind CSS, Web Crypto, Node, Vercel & zero-framework web craft.

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Design Systems

Figma, Token systems, high-density transactional UI, and accessible component hierarchies.

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Voice & Multi-Modal

Conversational flow design, Whisper audio pipelines, real-time feedback loops & UI synchrony.

The Independent Laboratory · ai-created.com

A sovereign workbench where Marco constructs and releases new AI experiments, interactive micro-products, and generative tools without corporate red tape.

Enter Scriptorium ↗
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Inscribe a Missive

Marco welcomes counsel, advisory inquiries, design leadership roles, and ambitious AI-native product initiatives.

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Missive inscribed to clipboard: marcovhv@gmail.com