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Vert.x and the async calls chain

Vert.x is a nice polyglot library to write reactive applications. Based on the multi-reactor pattern, the core concept of Vert.x is the event loop that dispatches work/events to handlers. The event loop is single threaded. But you can have multiple event loops (hence, the multi-reactor pattern). What you will read about in this post: A Classic “Hello[…]


A Fintech Day in London: Rock & Revolutions

Here is a partial (in both senses) script of what I  took away from @JAX Finance in London last week. I went there as an ex-HFT infrastructure architect and more recently into multi-channel API streaming for Fintech UI developers (, so interested in Financial IT best practices in our new SaaS+Mobile+API-first world. The day started[…]