Senior Frontend Engineer
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Summary
Senior frontend engineer at Xsolla (game commerce platform) building scalable React + TypeScript interfaces and shared Module Federation microfrontend modules across Business Account products. Day to day: integrating REST/GraphQL APIs, contributing to the xui design system, refactoring legacy code, mentoring, and using AI coding tools daily.
ABOUT YOU
You will play a pivotal role in delivering high-impact software solutions across our platform. You bring curiosity, initiative, and a passion for clean, scalable systems. You collaborate effectively with teammates and cross-functional partners to design, build, and improve our technical stack. You’re hands-on, deeply engaged in the code, and consistently seeking better ways to solve complex engineering challenges.
ABOUT US
Xsolla is a global commerce company with robust tools and services to help developers solve the inherent challenges of the video game industry. From indie to AAA, companies partner with Xsolla to help them fund, distribute, market, and monetize their games. Grounded in the belief in the future of video games, Xsolla is resolute in the mission to bring opportunities together, and continually make new resources available to creators. Headquartered and incorporated in Los Angeles, California, Xsolla operates as the merchant of record and has helped over 1,500+ game developers to reach more players and grow their businesses around the world. With more paths to profits and ways to win, developers have all the things needed to enjoy the game.
For more information, visit .
Responsibilities
- Design, build and maintain scalable, responsive interfaces in React and TypeScript across multiple Business Accounts.
- Build and own shared remote modules (Module Federation) that plug into several host apps, keeping them versioned, backward compatible and safe to deploy independently.
- Build UI with our xui design system, and help improve it by contributing components and patterns.
- Turn product designs and user stories into high-quality, accessible UI components.
- Integrate with REST and GraphQL APIs, and implement clear state management.
- Handle authentication and session flows between host apps and modules, including passing Publisher Account tokens securely.
- Optimize performance, loading and caching across browsers and devices.
- Refactor legacy code (for example, older React and react-router versions) toward current best practices.
- Write clean, testable code and keep test coverage healthy.
- Use AI tools (Claude Code, Cursor, etc.) every day to design, build, test and refactor code faster without lowering quality.
- Add AI-assisted code review on top of manual review, check AI-generated code carefully, and help the team set good practices for AI-driven development.
- Lead frontend design reviews and contribute to architecture decisions (ADRs).
- Work closely with product, design, backend and partner teams such as Publisher Account and Site Builder to deliver features end to end.
- Contribute to planning, estimation and delivery tracking.
- Mentor engineers and give constructive code reviews.
Requirements
- 6+ years of professional software development experience.
- 4+ years of hands-on experience with React and TypeScript.
- Deep knowledge of modern JavaScript (ES6+), HTML5, CSS3 and Web APIs.
- Experience with design systems and CSS-in-JS (for example styled-components), and responsive layouts.
- Experience with REST and GraphQL APIs; familiarity with WebSockets and real-time data.
- Hands-on experience using AI coding assistants in daily work, and the judgment to review, test and correct what they produce.
- Comfortable with Git, CI/CD pipelines (GitLab preferred) and agile workflows.
- Experience with testing tools such as Jest, React Testing Library, Cypress or Playwright.
- Good written and spoken English, with the ability to explain technical trade-offs to non-technical stakeholders
Nice to have
- Experience with microfrontends (Module Federation) or monorepos.
- Experience building or maintaining a shared component library or design system.
- Experience with SSO, OAuth2 or JWT-based authentication across apps.
- Experience working with a headless CMS.
- Experience with Next.js, SSR/SSG or hybrid rendering.
- Experience with B2B dashboards, admin tools or self-service portals.
- Experience setting up AI workflows for a team, such as agents, custom skills or prompts, automated MR review, or AI-assisted testing.
- A strong eye for UX polish, animation and interaction design.
The duties and responsibilities of this position may evolve over time to support the organization’s goals and individual growth. This job description is intended to outline the general nature and level of work being performed and is not intended to be an exhaustive list of all duties, responsibilities, and qualifications required. By submitting your application, you consent to Xsolla conducting background checks, where permitted by law, after the final interview stage. All checks will comply with local regulations, and your information will be handled confidentially. Xsolla takes your privacy seriously and will not sell or externally distribute any personal data received during the hiring process. In accordance with applicable data protection laws, Xsolla is committed to protecting your personal information and respecting your privacy.
For any inquiries related to data privacy, please contact: careers@xsolla.com
Explore more opportunities at: https://xsolla.com/careers
Skills
As published by lever · 5 questions · 3 written answers
Basics
Resume/CV, Full name, Email, Phone, Current location, Current company, LinkedIn URL, Twitter URL, GitHub URL, Portfolio URL, Other website, What is your age range?
Short answers (1)
- Are you willing to relocate to the location where this role is based, if required?
Pick from a list (1)
- Are you legally authorized to work in the location where this role is based? optional
Written answers (3)
- How did you come to learn about Xsolla? We're delighted to know more about your journey to discovering our company. (Events, Friends, LinkedIn etc.) optional
- Do you have prior work experience in the Gaming industry? optional
- What is your expected compensation for this role?