Backend Engineer Builds Home Lab-Testing Platform in Rust, Documents the Journey

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A backend engineer is developing an application that connects patients with medical laboratories for at-home sample collection, where phlebotomists visit patients rather than the other way around. The developer chose Rust to build the backend despite being more experienced with Python and Node.js. The decision was driven by Rust's strong type system and strict compiler, which make it difficult to represent invalid states or ignore error handling — critical for a platform managing appointments, patient data, and payments. The engineer has launched a public series documenting the development process, with this article serving as the first entry.

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