Case studies

Long-form accounts of engineering problems: the constraints, what I owned, the trade-offs taken, and what the result actually was.

• Personal project 2026

  Where EdgeSeed enforces organization roles

  Only an owner can change a member's role or remove another member: the auth library's narrowed role table enforces that, not the members page.

  • TypeScript
  • Better Auth
  • Hono
  • React Router v7
  • Cloudflare Workers
  • Playwright
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• Younea S.à r.l. 2024 - Present

  Dependency wiring static analysis cannot see

  A generated map of dependency-injection wiring turned a boot-order fault the unit suite could not reach into something a test can check.

  • PHP 8
  • React 18
  • TypeScript
  • tree-sitter
  • PHP tokenizer
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• Systema Technologies (Quantreex) 2016

  Real-time client-side trading data

  Search and sort 10,000+ live position records in a 2016 browser stack without the interface stalling.

  • JavaScript
  • BackboneJS
  • RequireJS
  • Web Workers
  • Grunt
  • Nightwatch
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