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 APIs integration and patterns
• Proficiency with Node.js and MongoDB for server-side functionality
• Experience with automated testing frameworks (Vitest/Jest) and end-to-end testing (Playwright/Cypress)
• Good understanding of bundling and compilation (e.g., webpack, rollup, vite, esbuild)
• Experience with CI/CD workflows (GitLab CI or similar), private registries, and secure artifact handling
• Proven ability to influence technical decisions and drive change; experience in a leadership role is a plus
• Excellent interpersonal and communication skills facilitating effective collaboration with a cross functional team
• Committed to writing high-quality code and continuously improving projects
• Strong understanding of development best practices, including design patterns, testing methodologies, and an agile development process
• Bachelor's or Master's degree in Computer Science, Engineering, or a related field
• Strong English communication skills, both written and verbal

Benefits

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