# Maria Cristoforo > Designer, engineer, and writer based in San Francisco. ## Docs - [Changelog](https://mariacristoforo.com/about/changelog.md) - [Skills API](https://mariacristoforo.com/about/skills.md) - [ApiLens](https://mariacristoforo.com/work/apilens.md) - [Canvas & Annotation Revamp](https://mariacristoforo.com/work/canvas-annotation-revamp.md) - [Overview](https://mariacristoforo.com/work/overview.md): Selected case studies and shipped projects. - [Portfolio](https://mariacristoforo.com/work/portfolio.md) - [Turn-Based Audio Annotation](https://mariacristoforo.com/work/turn-based-audio-annotation.md) - [Overview](https://mariacristoforo.com/writing/overview.md): Essays and articles on design engineering and building in the startup space. - [The Design Process Shift](https://mariacristoforo.com/writing/the-design-process-shift.md) - [UX Friction Coefficient](https://mariacristoforo.com/writing/ux-friction-coefficient.md)