Xsolla

Senior Frontend Engineer

Xsolla
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27 days ago
Baku, AzerbaijanSenior

Responsibilities

  • Design, build, and maintain scalable responsive React and TypeScript interfaces across multiple business accounts.
  • Develop and own versioned, backward-compatible Module Federation remote modules that can be deployed independently across host applications.
  • Build and improve the xui design system through reusable components and patterns.
  • Translate product designs and user stories into accessible, high-quality UI components.
  • Integrate REST and GraphQL APIs and implement state management, authentication, and session flows.
  • Optimize frontend performance, loading, and caching across browsers and devices.
  • Refactor legacy React and react-router code toward current best practices.
  • Write clean, testable code, maintain test coverage, and review AI-generated code carefully.
  • Lead frontend design reviews and contribute to architecture decisions and ADRs.
  • Collaborate with product, design, backend, and partner teams to deliver features end to end.
  • Contribute to planning, estimation, delivery tracking, mentoring, and constructive code reviews.

Requirements

  • At least 6 years of professional software development experience.
  • At least 4 years of hands-on React and TypeScript experience.
  • Deep knowledge of modern JavaScript, HTML5, CSS3, and Web APIs.
  • Experience with design systems, CSS-in-JS, responsive layouts, REST and GraphQL APIs, and familiarity with WebSockets.
  • Daily experience using AI coding assistants and the judgment to test, review, and correct their output.
  • Comfort with Git, CI/CD pipelines, preferably GitLab, and agile workflows.
  • Experience with testing tools such as Jest, React Testing Library, Cypress, or Playwright.
  • Strong written and spoken English and the ability to explain technical trade-offs to non-technical stakeholders.
  • Experience with microfrontends, Module Federation, monorepos, shared component libraries, design systems, SSO, OAuth2, JWT authentication, headless CMS platforms, Next.js, SSR/SSG, hybrid rendering, dashboards, admin tools, or self-service portals is preferred.
  • Experience creating team AI workflows, including agents, custom skills, prompts, automated merge-request review, or AI-assisted testing, is preferred.
  • A strong eye for UX polish, animation, and interaction design is preferred.

Tech Stack

CypressGitGraphQLJavaScriptJestNext.jsReactTypeScript

Categories

Xsolla

About Xsolla

1,001-5,000 employees

Xsolla builds commerce and monetization infrastructure for video games, offering payment processing, merchant-of-record services, storefronts, subscriptions, and anti-fraud tools for developers and publishers. The privately held company, founded in 2005 and headquartered in Sherman Oaks, California, supports direct-to-consumer sales and global tax/compliance across many regions and payment methods. Its platform targets studios from indie to AAA and powers distribution, marketing, and in-game purchases.

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