Ashley Claymore is a Senior Software Engineer with 12 years' experience building JavaScript and multi-language infrastructure, currently working on JavaScript infrastructure and tooling at Bloomberg and representing the company as a TC39 delegate. Comfortable across TypeScript, JavaScript, C++, Java, Rust, Clojure and Elm, Ashley blends frontend stewardship and backend design—having led teams and developer workshops at YouView and shipped TypeScript work for Bloomberg’s buy-side systems. A notable open-source contributor to the tc39/proposal-record-tuple project, Ashley has helped shape Record and Tuple semantics and prototype methods like Tuple.prototype.at. With an MSc in Computer Science from Imperial College and early hands-on experience in film production workflows, Ashley brings a practical, systems-oriented mindset and a keen appreciation for developer ergonomics and language design.
12 years of coding experience
8 years of employment as a software developer
Master of Science (MSc), Computer Science, Master of Science (MSc), Computer Science at Imperial College London
Bachelor of Arts (BA), Film and Television Production, Bachelor of Arts (BA), Film and Television Production at Cambridge School of Art
ECMAScript proposal for the Record and Tuple value types. | Stage 2: it will change!
Role in this project:
Back-end Developer
Contributions:45 reviews, 39 commits, 37 PRs in 5 months
Contributions summary:Ashley primarily contributed to the ECMAScript proposal for Record and Tuple value types, focusing on the specification documents. Their work involved adding and modifying methods for `Tuple.prototype`, such as `at` and addressing property definitions related to length. Furthermore, the user refined the specifications around implicit conversions, particularly concerning Records and their string representation, making sure to align with ecmarkup 13.
Contributions:1 review, 3 PRs, 32 pushes in 11 months
ecma
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