Chris Arjona

Senior Backend & Platform Engineer

I design distributed systems, financial infrastructure, and workflow platforms.

Previously: Square, Yelp
Based in Calgary.

Systems I've Worked On

• Checkout and Transaction Processing Systems
• Distributed Workflow Engines
• Product Analytics Infrastructure
• Event Driven Architecture for Transaction Systems
• Reliable Data Pipelines

Selected Writing

• AI Agents Need Infrastructure, Not Prompts
• Most Product Analytics Dashboards Are Fiction
• The Hidden Complexity of Checkout Systems
• Idempotency Is the Most Important Concept in Distributed Systems

Currently Focused On

Currently focused on distributed backend systems, workflow orchestration, and financial infrastructure.

Interested in reliability engineering, transaction correctness, and large scale data systems.