Location: Toronto, Canada (ET; overlap US and UK hours)

Remote: Yes

Willing to relocate: No

Contract only, via my own Canadian company (W-8BEN). Not seeking employment.

Technologies:

* FinTech: banking APIs, payment processing, ledger and card systems, crypto exchange integration

* AI/ML: PyTorch, OpenAI/Anthropic APIs, RAG, vector DBs, MLOps, evaluation and model-risk tooling

* Core: Go, Python, Rust, Node.js, AWS/Azure/GCP, Terraform, Kubernetes

* Architecture: event-driven systems, microservices, high-frequency trading platforms

Recent achievements:

* Led FinTech transformations for banking systems ($100M+ daily volume)

* Architected AI/ML platforms with 98% infrastructure cost reduction

Resume: Upon request

Email: dev (at) azdv.co

Seeking: Fractional CTO and principal architect work where regulated finance meets AI. Payments and core banking modernisation, and the evaluation, model-risk and audit-evidence side of AI inside a regulated institution.