Work
Current
- Mantle — Founder & CTO 2023 — Present
Revenue operations and enablement platform for app builders on Shopify and standalone SaaS.
Past
- Alumworks — Co-Founder 2020 — 2023
Shopify apps focused on curbside pickup, local delivery, and repeat/upsell orders.
- Clio — Senior Director of Engineering 2022 — 2023
Mid-market firm products: document management, reporting, permissions, public API and app ecosystem.
- Evey Events — Co-Founder 2013 — 2022
Ticketing and check-in platform built on Shopify. Acquired in 2022.
- Shopify — Director of Engineering 2012 — 2017
Merchant services: application security, fraud detection, payments and shipping integrations.
- adfinitum / Global Ad Source — CTO 2008 — 2015
Advertisement monitoring and aggregation framework — data pipeline, analysis, and tooling.
- Memorial University — Research Assistant 2010
Applied machine learning to medical imaging for cancer detection.
Research
-
Master's thesis at Memorial University. GPU-parallel methods for solving coupled nonlinear PDEs in fluid dynamics. Early GPGPU work in scientific computing — done in the CUDA-1.x / pre-deep-learning era, predating the ML-on-GPUs shift that followed.
- Machine learning for medical imaging 2010
Research assistantship at Memorial applying ML techniques to medical imaging for cancer detection — before deep learning broke through to the mainstream.
Open source
- cevolve Python
Genetic algorithms for autonomous code optimization — the LLM imagines ideas, evolution discovers which combinations work best together.
- unitask TypeScript
Disposable unikernel-powered MCP and CLI for running untrusted code with declarative policy.
- cognit Python
Local LLM that doesn't pay for context the way frontier models do. Hybrid Mamba + attention base, fixed-size session state, MB-scale persistence.
- csa Python
Calibrated Sparse Attention — training-free inference-time procedure that reduces attention compute in pretrained transformers.