Senior Frontend Software Developer

You will join a team responsible for building the platform powering all user-facing experiences at Xsolla. You'll collaborate with local and international teams, focusing on user-centric software that elevates the digital experience for a global audience. You'll contribute to building high-performance frontend solutions used by game developers worldwide, working on complex technical initiatives while supporting predictable, reliable delivery.

Responsibilities

• Collaborate with product managers, designers, and backend engineers to translate complex requirements into intuitive user experiences.
• Design, build, and evolve scalable, high-performance frontend web applications.
• Participate in code reviews, share best practices, and help maintain high engineering standards within the frontend team.
• Work closely with DevOps to streamline CI/CD pipelines, improve deployment reliability, and enhance observability through metrics and monitoring tools.
• Own features end-to-end including requirement refinement, implementation, testing, and delivery.
• Optimize frontend performance, focusing on loading times, rendering speed, and bundle efficiency.
• Ensure cross-browser and multi-device compatibility while meeting accessibility standards.
• Contribute to modernization, refactoring, and continuous performance improvements.
• Contribute and enforce engineering best practices across coding, documentation, testing, and review processes.
• Ensure strong automated test coverage and reliable CI/CD workflows.
• Own operational excellence, including incident response, root-cause analysis, and long-term reliability improvements.
• Advocate for scalability, performance, security, and observability across the platform's architecture and tooling.
• Identify technical risks, estimate complexity, and communicate trade-offs to leadership and stakeholders.

Requirements

• At least 2+ years of experience holding a senior frontend development title.
• 7+ years of frontend software development experience with strong expertise in modern frontend frameworks at scale.
• Experience building or leading frontend development for e-commerce, gaming, or monetization platforms.
• Extensive experience with TypeScript, React, Redux or modern state management libraries.
• Experience with module federation, component architecture, performance optimizations, accessibility, RSC, and SSR patterns.
• Strong expertise in modern CSS frameworks and UX/UI design systems and principles.
• Solid understanding of microservices architecture and RESTful or RPC-style API integration patterns.
• Proficiency with Node.js and MongoDB for server-side functionality.
• Experience with automated testing frameworks such as Vitest or Jest and end-to-end testing with Playwright or Cypress.
• Good understanding of bundling and compilation tools such as webpack, rollup, vite, and esbuild.
• Experience with CI/CD workflows, private registries, and secure artifact handling.
• Proven ability to influence technical decisions and drive change; leadership experience is a plus.
• Excellent interpersonal and communication skills for effective cross-functional collaboration.
• Commitment to writing high-quality code and continuously improving projects.
• Strong understanding of development best practices, design patterns, testing methodologies, and agile development.
• Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
• Strong written and verbal English communication skills.

Benefits

• Medical, dental, and vision coverage
• PTO
• Personalized career roadmap
• Professional development through training and educational opportunities