https://vishaljangid.in/writing Systems that have to be correct, not just finished — pharmaceutical research platforms, enterprise distributor systems, and AI features that survive production. Nine years of it. Available for technical advisory and delivery work. en https://vishaljangid.in/writing/the-error-was-lying https://vishaljangid.in/writing/the-error-was-lying Thu, 14 May 2026 00:00:00 GMT Debugging A Salesforce JWT auth failure that had nothing to do with JWT, Salesforce, or auth. On reading errors as evidence rather than instructions. https://vishaljangid.in/writing/permissions-are-architecture https://vishaljangid.in/writing/permissions-are-architecture Mon, 02 Mar 2026 00:00:00 GMT Architecture Every system that gets permissions late pays for it twice. Notes from nine years maintaining a four-layer permissions model. https://vishaljangid.in/writing/offline-first-is-the-product https://vishaljangid.in/writing/offline-first-is-the-product Tue, 18 Nov 2025 00:00:00 GMT Architecture Building a field platform that had to work with no signal taught me that the UI is the easy half — and that sync bugs never announce themselves.