Senior Frontend Engineer, React, Design Systems

This is a fully remote position, open to applicants in Ukraine.

📋 Description

• Develop, oversee, and enhance front-end applications along with shared UI systems utilizing React, TypeScript/JavaScript, and contemporary browser APIs.

• Create scalable, reusable, high-performance components for a shared library utilized across various products and teams.

• Ensure compliance with accessibility standards (WCAG, ARIA) and support inclusive user experiences.

• Design and implement composable APIs, theming, and extensible architectures for UI components.

• Collaborate with Product, Design, and Engineering teams to transform design systems into robust, accessible components.

• Troubleshoot and resolve intricate issues (rendering, state, performance, accessibility, cross-browser) while enhancing consistency, usability, and maintainability.

• Write and maintain tests, apply best practices in code quality and documentation, and contribute to architecture, standards, and development workflows (CI/CD, tooling).

⛳️ Requirements

• Over 5 years of experience in front-end development, with strong proficiency in React and modern JavaScript (ES6+).

• Demonstrated experience in building and maintaining reusable component libraries or design system infrastructure.

• In-depth understanding of HTML, CSS, browser internals, and modern front-end architecture, including React concepts (hooks, composition, state management, rendering performance).

• Practical experience in implementing accessible UI components, with knowledge of WCAG, WAI-ARIA, semantic HTML, keyboard navigation, and focus management.

• Experience with APIs, managing complex client-side data flows, and a solid grasp of asynchronous and event-driven programming.

• Familiarity with modern development tools (build systems, linters, testing frameworks, documentation tools) and experience in large, evolving, or legacy codebases within Agile/Scrum environments.

• Strong ownership mindset, problem-solving abilities, attention to detail, and capacity to collaborate effectively across product, design, and engineering teams.

• Nice to have experience with accessibility testing tools and practices.

• Experience with Storybook or similar tools.

• Experience with legacy frameworks (e.g., Backbone.js).

• Basic understanding of backend technologies (APIs, microservices).

• Familiarity with cloud platforms (AWS, GCP).

🏝️ Benefits

• Culture of Relentless Performance: join a high-achieving technology development team with a 99% project success rate and over 30% year-over-year revenue growth.

• Competitive Pay and Benefits: enjoy a comprehensive compensation and benefits package, including health insurance, language courses, and a relocation program.

• Work From Anywhere Culture: take advantage of the flexibility that remote work provides.

• Growth Mindset: benefit from a range of professional development opportunities, including certification programs, mentorship and talent investment programs, internal mobility, and internship opportunities.

• Global Impact: collaborate on significant projects for top global clients and influence the future of industries.

• Welcoming Multicultural Environment: become part of a dynamic, global team and thrive in an inclusive and supportive work atmosphere with open communication and regular team-building social events.

• Social Sustainability Values: engage in our sustainable business practices focused on five pillars, including IT education, community empowerment, fair operating practices, environmental sustainability, and gender equality.