Hey, I'm Greg 👋

Full-stack engineer and AI consultant based in Toronto. 20 years building software — from enterprise banking systems to AI agent platforms.

What I'm Working On

🦞 OpenClaw — Contributing to the Android app (Kotlin/Jetpack Compose). Fixing UX, adding features, working toward feature parity with iOS.

⛵ Cast Off — SaaS booking platform for charter boat operators. Next.js, Supabase, Stripe Connect. "Skip the middleman. Save 15% on every booking."

🤖 GTA Labs — My AI consulting practice. Helping businesses build and deploy AI agents that actually work.

Tech I Use

Languages    Kotlin · TypeScript · Python · Swift
Frontend     React Native (Expo) · Next.js · Jetpack Compose
Backend      Node.js · Supabase · PostgreSQL
AI/ML        Claude · Gemini · OpenAI · RAG · Agent frameworks
Mobile       Android (Kotlin) · iOS (Swift) · Desktop (Tauri) · Cross-platform (Expo)
Infra        Vercel · Docker · WSL · Stripe Connect

Career Highlights

• Founder, GTA Labs — AI consulting & agent development (2015–present)
• Senior SWE, VTS — Proptech platform (2021–2023)
• Tech Lead, BMO — Enterprise banking systems (~2010)
• Built and managed offshore development teams for 10+ years

Get In Touch

• 🌐 gregmousseau.com
• 💼 gtalabs.com

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Currently contributing to open source and building AI-powered products. Always interested in hard problems.