Nikolay Slavov contributed to Financial-Times/origami by stabilizing the Overlay component, focusing on context handling and accessibility improvements. He enhanced overlay positioning by ensuring the component uses the correct parent node context or defaults to the document body, addressing reliability across diverse DOM structures. Nikolay also improved accessibility by refining aria-pressed state management and expanded test coverage to reduce regression risk. In Financial-Times/dotcom-page-kit, he upgraded the n-topic-search dependency to support newer Node.js versions, minimizing upgrade friction for downstream applications. His work demonstrated depth in JavaScript, accessibility, and dependency management, emphasizing maintainability and platform compatibility across both repositories.