Senior Fullstack Software Engineer (AI)
Мэтч & Сопровод
Для мэтча с этой вакансией нужен Plus
Описание вакансии
TL;DR
Senior Fullstack Software Engineer (AI/Design Systems): Developing and evolving the Kendo UI Themes framework and AI-powered tooling for UI component libraries with an accent on design-token-driven theming and agentic workflows. Focus on migrating SCSS to CSS custom properties, implementing OKLCH color generation, and building LLM-friendly configuration surfaces.
Location: Hybrid Sofia, Bulgaria
Company
A global provider of software that enables customers to develop and manage AI-powered applications and experiences.
What you will do
- Own and evolve the Kendo UI Themes framework for JS (React, Angular, Vue) and .NET ecosystems.
- Architect SCSS-to-CSS custom property migration paths to enable runtime theme switching.
- Develop AI-enabled tooling, including MCP servers and prompt-to-theme pipelines for programmatic theme generation.
- Implement perceptually uniform color generation using OKLCH with WCAG/APCA contrast validation.
- Create CLI and programmatic APIs to produce multi-format output from a single source of truth.
- Collaborate with designers and advocates to ensure theming APIs are intuitive and well-documented.
Requirements
- 5+ years of professional experience with deep expertise in React and modern TypeScript.
- Strong command of SCSS/Sass architecture and large-scale variable management.
- Hands-on experience building design systems, component libraries, or theming frameworks at scale.
- Solid understanding of CSS custom properties, cascade layers, and the DTCG specification.
- Experience with monorepo tooling (Nx, npm workspaces) and build pipelines (Vite, Rollup).
- Must be based in or able to work hybrid in Sofia, Bulgaria.
Nice to have
- Familiarity with AI-enabled developer tools and agentic workflows (LLM integration, prompt engineering).
- Understanding of accessibility standards (WCAG 2.1 AA/AAA, APCA).
- Experience with Node.js backend tooling, CLI frameworks, and JSON schema validation.
Culture & Benefits
- Generous remuneration package and Employee Stock Purchase Plan.
- 30 days paid annual vacation, plus birthday and volunteering days.
- Premium healthcare, dental care, and additional pension insurance.
- On-site gym with Cross-Fit equipment and a climbing wall.
- Flexible working hours and free underground parking.
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