--- title: "James Sanderson (@james21092) | Hashnode" description: "Senior Software Developer at Techcirkle. Read the latest articles by James Sanderson on Hashnode." url: "https://hashnode.com/@james21092" --- @james21092 # James Sanderson @james21092 · New York City · Joined May 2026 Senior Software Developer at Techcirkle ### [Crypto Exchange Architecture: The Parts That Decide If You Survive](https://techcirkle.hashnode.dev/cryptocurrency-exchange-development?utm_source=hashnode&utm_medium=feed) A component-by-component look at how a production crypto exchange is engineered, from the deterministic matching core to reconciliation and AI surveillance. 7 min read · [techcirkle.hashnode.dev](https://techcirkle.hashnode.dev/cryptocurrency-exchange-development?utm_source=hashnode&utm_medium=feed) [Jul 21](https://hashnode.com/posts/cryptocurrency-exchange-development/6a5ef43828e3d8827e712cbd) ### [How to Sequence an EHR Build: A Roadmap That Ships](https://techcirkle.hashnode.dev/how-to-sequence-an-ehr-build-a-roadmap-that-ships?utm_source=hashnode&utm_medium=feed) EHR builds fail on ordering, not talent. Here is the sequence that works: clinical discovery, one real vertical slice, interoperability as a workstream, then breadth. 7 min read · [techcirkle.hashnode.dev](https://techcirkle.hashnode.dev/how-to-sequence-an-ehr-build-a-roadmap-that-ships?utm_source=hashnode&utm_medium=feed) [Jul 16](https://hashnode.com/posts/how-to-sequence-an-ehr-build-a-roadmap-that-ships/6a58cb25b8e2436743234779) ### [Behavioural Buyer Personas: Building Them From Real Signals, Not Workshops](https://techcirkle.hashnode.dev/b2b-buyer-persona-questions?utm_source=hashnode&utm_medium=feed) A technical take on B2B buyer personas: define them by behaviour, wire them to your data sources, and let AI keep them honest as a living data product. 7 min read · [techcirkle.hashnode.dev](https://techcirkle.hashnode.dev/b2b-buyer-persona-questions?utm_source=hashnode&utm_medium=feed) [1](https://hashnode.com/posts/b2b-buyer-persona-questions/6a5796f67fa89745497cade1) [Jul 15](https://hashnode.com/posts/b2b-buyer-persona-questions/6a5796f67fa89745497cade1) ### [Scoping the AI Layer of Your MVP: A Technical Founder's Checklist](https://techcirkle.hashnode.dev/startup-app-development?utm_source=hashnode&utm_medium=feed) The AI layer is where startup MVPs quietly balloon in scope and cost. Here's a concrete checklist a technical founder can run to scope it deliberately — before it reshapes your data model and your margins. 5 min read · [techcirkle.hashnode.dev](https://techcirkle.hashnode.dev/startup-app-development?utm_source=hashnode&utm_medium=feed) [Jul 15](https://hashnode.com/posts/startup-app-development/6a573fd514ba1a5ac78d42b5) ### [AI Agent Adoption Statistics 2026](https://techcirkle.hashnode.dev/ai-agent-adoption-statistics-2026?utm_source=hashnode&utm_medium=feed) Verified 2026 AI agent adoption statistics from Gartner, McKinsey, PwC, Deloitte & more - adoption rates, ROI, use cases, and regional trends. 19 min read · [techcirkle.hashnode.dev](https://techcirkle.hashnode.dev/ai-agent-adoption-statistics-2026?utm_source=hashnode&utm_medium=feed) [Jul 15](https://hashnode.com/posts/ai-agent-adoption-statistics-2026/6a573f3475940280647caaa4)