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Building software for money that belongs to somebody else — NAV pipelines, corporate actions, reconciliation, and integrating with systems whose documentation is a PDF from 2016.
Splits, bonuses, reinvestments and side-pockets each break a naive holdings model in a different way. What a corporate action actually is, and why it has to be a ledger entry.
NAV files arrive late, arrive twice, and get revised. Notes on building import and valuation pipelines for a wealth platform, where being roughly right is the same as being wrong.
Why a wealth platform spanning two dozen modules and twelve asset classes ships as a modular monolith, what that costs, and the conditions under which I would split it.
Integrating with registrars, KRAs and custodians, where the documentation is a PDF from 2016, the webhook may not arrive, and two authoritative systems disagree about the same holding.
All articles in chronological order, or get in touch if this is the kind of problem you’re working on.