Here's TLDR note on European equities microstructure.

Sometimes you want to profile your open source clustered cache, but no one will give you a free license for it. So here's a TLDR note on the various kinds of profiling and profiler technologies. Includes fleet wide continuous profiling using eBPF based profilers.

What's the difference between a function, a closure and a monad? It's not a joke, it's a TLDR note.

React is all around us, but more specifically it's a monorepo containing several packages. Here's a breakdown on the structure of the core React codebase, also covers the React Scheduler and Reconciler.

A TLDR note on US equities microstructure. Also covers Reg NMS 2.0.

I learnt Linux through practice and use, it was only later that I actually studied it. Here's a TLDR note on the structure of the Linux Kernel, also covers monolithic vs micro-kernels.

An architectural design pattern for supporting multiple frontends, the Backend for Frontend pattern is also intrinsicly linked to security.

Pioneered by Eric Evans and introduced to the world in his book “Domain-Driven Design: Tackling Complexity in the Heart of Software.”, Domain Driven Design or DDD is a design technique for software systems.

Created by Alistair Cockburn in 2005, Hexagonal Architecture is a powerful design pattern that is also referred to as ports and adapters or an onion architecture.

Notes from the 2021 paper from Meta/Facebook Research on log structured protocol usage in their Delos system (a distributed database used as part of Facebook's control plane layer). Also covers replicated state machines.