8 min read The ownership, async, and lock-free questions that Rust systems rounds at shops like Anduril and Oxide actually ask, and how to reason through them out loud. Read article
6 min read A breakdown of the Databricks engineering loop, from the CodeSignal screen through the concurrency round to the distributed-systems design most candidates underprepare for. Read article
7 min read The engineering loop at xAI is mostly small pieces of real infrastructure you build and debug live, from a TTL key-value store to a rate limiter. Read article
8 min read The lock-free single-producer queue is the anchor of the quant developer onsite, and what it really tests is the C++ memory model and cache behavior, not data structures. Read article
7 min read A working reference for the concurrency primitives, deadlock, and lock-free tricks that come up in mid-to-senior interviews. Read article
6 min read A round-by-round look at Confluent’s engineering interview, from the concurrency-heavy coding screen to the streaming system design loop and the engineering values round. Read article
6 min read The four ANSI isolation levels, what each one actually prevents, and the concurrency bugs that survive even at repeatable read. Read article
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Sent — thank you. We read every one.
