Tatiana Mac is a systems-minded senior software engineer and founder with 11 years of experience building accessible, ethical web products and design systems, currently shaping developer workflows at Loom and maintaining the open-source Self-Defined dictionary. A former manager and university professor with a background in journalism, art direction, and environmental science, she blends technical craft with storytelling, business acumen, and a deep commitment to accessibility, performance, and security. She focuses on automating the mundane with AI/ML while foregrounding ethical impact and community-first solutions, and has presented over 30 talks worldwide including TEDx. Her open-source work includes front-end and accessibility improvements to high-profile projects like the Sass website, reflecting hands-on expertise in UI, a11y, and content-driven tooling.
Dictionary database with future API and bot integrations
Role in this project:
Front-end Developer
Contributions:188 reviews, 215 commits, 243 PRs in 3 years 3 months
Contributions summary:Tatiana primarily contributed to the front-end development of the web application, focusing on the implementation and styling of HTML elements. They uploaded HTML files and added CSS styles to define the layout and visual appearance, which included the use of a grid system. The user also updated the content of the web application by editing existing terms and adding new ones.
Contributions:27 commits, 1 PR, 15 comments in 16 days
Contributions summary:Tatiana primarily focused on improving the accessibility and user experience of the Sass website. Their contributions involved fixing keyboard focus issues, addressing accessibility concerns with permalinks, and enhancing the visual presentation with color palette adjustments. The user also made minor UI modifications and reverted a previous change. This demonstrates a focus on making the website more usable and inclusive.
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