Cynthia 🐈

(she/her)

Computer Scientist

Research Engineer at Institut de Recherche en Informatique de Toulouse

Toulouse, Occitanie, France🇫🇷

24f. Computer scientist catgirl. Software efficiency, robustness, accessibility and sustainability advocate. Addicted to coffee and cookies.

Activity

Active on:Bluesky networkKeytrace

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Career: 3

Research Engineer

Institut de Recherche en Informatique de Toulouse

Full-time · On-site

Oct 2025 - Present

Spring FrameworkKotlinVue.jsNuxt.jsTypeScriptTypstAnsibleDockerCI/CDDevOpsResearchTeaching

Lead Software Engineer

flop!EDT

Internship · Hybrid

Oct 2024 - Aug 2025

Open-Source scheduling tool for higher education. Lead the full-scale revamp of the project, both from a technical perspective and a management perspective. Implemented state-of-the-art engineering practices, halved the amount of code while doubling the amount of features.

TypeScriptVue.jsDjangoSoftware Project ManagementProduct DesignSystems DesignMentoringCI/CDUsabilityAccessibilityProcess Improvement

Software Engineer

Tolgee

Freelance · Remote

Mar 2023 - Nov 2024

Open-Core localisation platform. Created the Tolgee CLI for automatic string extraction from source code. Implemented the current platform security and integrity harness. Implemented HTML emails using a fully custom authoring pipeline.

Spring FrameworkKotlinTypeScriptReactCybersecurityConsultingSecurity AuditingOpen Source

Skills: 40

Technical

AccessibilityAnsibleAstroAT ProtocolCCI/CDCryptographyDevOps

DjangoDockerFunctional ProgrammingJavaKotlinLinuxNuxt.jsReactRustShell ScriptingSpring FrameworkStorybookSystems DesignTechnical DocumentationTypeScriptTypstVue.js

Business

ConsultingProcess ImprovementSoftware Project Management

Creative

Graphic DesignProduct DesignUsability

Interpersonal

MentoringResearchTeaching

Community

Open Source

Security

CybersecuritySecurity Auditing

Other

FabricMCMinecraft ForgeModding

Projects: 4

smol-toml

github.com/squirrelchat/smol-toml

May 2023 - Present

A small, fast, and correct TOML (1.1.0) parser and serializer written in TypeScript. smol-toml is the most downloaded TOML parser on npm thanks to its quality. From frameworks to tooling, it has been battle-tested and is actively used in production systems.

vite-plugin-magical-svg

github.com/cyyynthia/vite-plugin-magical-svg

Apr 2021 - Present

An all-in-one Vite plugin that magically makes working with SVGs and bundling them a breeze. This plugin lets you import SVG files as components, with advanced pre-processing of assets referenced within SVGs, without the inefficient approach used by other tools. SVGs will be bundled in a spritesheet that is fast and lightweight for the browser.

PronounDB

pronoundb.org

Dec 2020 - Present

A browser extension that lets people know how to refer to each other on various places of the Internet, by showing their pronouns. Available on Chrome, Firefox, and Edge.

nyuleon

github.com/borkenware/nyuleon

Jan 2023 - Oct 2023

A minimalist NodeJS client for singyeong (https://github.com/queer/singyeong) written in TypeScript. Archived as singyeong itself's been discontinued.

Education: 2

University of Toulouse

MSc, Computer Science

Sep 2023 - Jul 2025

Graduated with First-Class Honours

University Toulouse III - Paul Sabatier

BSc, Computer Science

Sep 2020 - Jul 2023

Involvement: 7

Open Source

Helium Browser

Privacy and Security Researcher

May 2026 - Present

Announcement of improved fingerprint resistance

Rollup

Contributor

Jul 2025 - Present

Rollup is a module bundler and pillar of the JavaScript ecosystem. Improved correctness and static analysis capabilities, improving the size of the generated code.

Correctness fix for JavaScript well-known protocolsMatches your github
Static analysis improvementsMatches your github

TypeScript

Atcute

Contributor

Dec 2024 - Present

atcute is a collection of lightweight TypeScript packages for AT Protocol, the protocol powering Bluesky. Implemented the `@atcute/crypto` package, and improved the CBOR encoder and decoder.

Implementation of @atcute/crypto using Web CryptoMatches your github
CBOR encoder performance improvementsMatches your github

TypeScript
AT Protocol

Opaque-ke

Contributor

Sep 2024

Implementation of OPAQUE (RFC 9807) key exchange protocol in Rust from Meta (used in WhatsApp). Updated the library to latest protocol version and back-ported critical fixes to the sister library facebook/voprf (RFC 9497) for users depending on earlier version on the protocol.

Update implementation to draft-16Matches your github
Backport of voprf fixes to earlier releasesMatches your github

Rust
Cryptography

More Chiseled Bookshelf Variants

Developer & artist

Mar 2024 - Jun 2024

Created the initial version and textures used in the Minecraft mod More Chiseled Bookshelf Variants, part of the More Variants ecosystem of LieOn Studios.

Original implementation and assetsMatches your github

FabricMC
Minecraft Forge
Java
Modding
Graphic Design

Flight (Catnip port)

Contributor

Apr 2019 - Oct 2019

Flight is a lightweight yet powerful command handler and arg parser for Discord bots using the JDA library, in Kotlin. I wrote the official port to the (now defunct) Catnip library.