Kurt VanDusen equationalapplications

Equational Applications LLC

AI products for mobile, web, and agents

Founded by Kurt VanDusen — Founder & Lead Developer

Equational Applications builds Clanker — a personal AI companion you can talk to in real-time voice, with a memory that never forgets — plus open-source agentic memory libraries used in production AI apps. We also provide freelance full-stack development for web and mobile. Building in public.

React Native · Expo · React · Node.js · TypeScript · PostgreSQL · Vertex AI · Gemini Live · Firebase · Stripe · xState

equationalapplications.com · info@equationalapplications.com · (616) 528-0098

Products

Clanker — Personal AI Companion

Talk to your custom AI character in real time, just like a phone call — with a memory that never forgets.

Real-time voice — speak naturally via Gemini Live; interrupt mid-sentence, hands-free on echo-cancelled speakerphone
Memory that never forgets — LLM Wiki persistent memory learns your context across every conversation
Custom companions — design your own AI character with a unique personality
Smart capabilities — upload PDFs, Word docs, and images; search the live web; browser bridge and edge agent tools
Private & secure — processed through Google Vertex AI, never used to train foundation models

Stack: React Native · Expo · TypeScript · Vertex AI · Gemini Live · Firebase · Cloud SQL · Stripe · xState

clanker-ai.com · Real-Time Voice · GitHub · App Store · Google Play

LLM Wiki Memory — Agentic Memory Platform

Platform-agnostic TypeScript engine for hybrid LLM memory. Episodic fact extraction, vector search, ontology graphs, and multi-agent architectures over SQLite. Powers Clanker and available on npm.

Package	Audience
`@equationalapplications/core-llm-wiki`	Any runtime with SQLite
`@equationalapplications/expo-llm-wiki`	React Native / Expo
`@equationalapplications/react-llm-wiki`	React web
`@equationalapplications/core-llm-tools`	Agent tool definitions & permissions

Product Page · GitHub

Connect

LinkedIn · Upwork Profile · GitHub · Resume

Skills

React Native & Expo
React & TypeScript
Node.js
Google Cloud / Vertex AI / Gemini Live
Agent Development Kit
Anthropic Claude
Firebase & Cloud SQL
PostgreSQL
Apollo GraphQL
xState & TanStack Query
Stripe & RevenueCat
WebSocket streaming
Browser extension (MV3)
REST API
Git & GitHub Actions (CI/CD)
Expo EAS & Docker
LangChain / LangFlow / ChromaDB

Certifications

Google Cloud Certified Associate Cloud Engineer — Google, Issued Aug 2023, Expires Aug 2026
General Coding Assessment — CodeSignal, Dec 2022

Press

Conversations with Kurt VanDusen — Voyage Michigan Magazine

Work Experience

Founder & Lead Developer — Equational Applications LLC (Mar 2020 – Present)

Founded Equational Applications LLC; lead developer of Clanker — open-source AI character platform (React Native, Expo, Vertex AI, Gemini Live, Firebase, Cloud SQL). Shipped real-time voice calls, browser bridge extension, and on-device edge agent loop.
Author and maintainer of LLM Wiki Memory packages (@equationalapplications/core-llm-wiki, expo-llm-wiki, react-llm-wiki) — agentic memory with semantic search, ontology graphs, and episodic fact extraction.
Built @equationalapplications/core-llm-tools for agent tool definitions and permission policies.
Freelance full-stack and mobile contracts; marketing agent on GCP Vertex AI ADK.

Full Stack & Mobile Engineer — Spectrum Net Designs, Inc (Oct 2023 – Mar 2026)

Full-stack and mobile development for Auctioneer Software. Built and maintained React, React Native (Expo), and Node.js applications deployed on bare-metal Kubernetes. Managed Play Store and App Store releases, handled CI/CD pipelines, and contributed across the entire stack from database to mobile client.

Music Producer — equationalsound.com (2001 – Present)

Indie music recording and publishing.

Owner — Under the Sun Artisan Goods / utsag.com (2019 – Present)

Online retail: beads, gemstones, and jewelry.

Web Developer — Alley Cat Bead Company (2001 – 2015)

Drupal e-commerce website developer for online retail store.

Owner — Webstore Specialist (2005 – 2010)

Website development for e-commerce and SEO services.

Owner — Harmony Grounds Cafe (2000 – 2005)

Coffee, food, music, and culture at Harmony Grounds in Gaylord, Petoskey, and music festivals of Michigan.

Education

University of Chicago (1989 – 1990)

Honors Physics, Honors Calculus

Self-Taught Developer (Always)

Grew up going to computer camp and fixing home computers. Created one of the first 3D first-person shooters in 1983. Built an artificial neural network on an Amiga in 1991. Builder of chatbots and AI apps.