Sr. Frontend Engineer (Solaire Online)

Design, develop, test, deploy, and maintain frontend web applications and user interfaces for Solaire Online. Build responsive, accessible, secure, and high-performing frontend features across desktop and mobile web environments. Translate business requirements, product specifications, and UI/UX designs into functional and maintainable frontend implementation. Work closely with backend engineers to integrate APIs, handle frontend data flows, manage error states, and ensure smooth end-to-end functionality. Improve frontend application performance, page loading speed, usability, maintainability, and reliability. Support production issue investigation, troubleshooting, root cause analysis, and resolution for frontend-related issues. Collaborate with product, design, QA, backend, DevOps, security, and business users to deliver high-quality product features. Participate in code reviews and ensure frontend code quality, maintainability, scalability, and consistency with engineering standards. Maintain reusable frontend components, shared UI patterns, and technical documentation. Ensure frontend implementation follows company standards, security requirements, browser compatibility expectations, and compliance requirements. Mentor junior or mid-level frontend engineers when required and contribute to frontend engineering best practices. Requirements Solid professional experience in frontend software development. Strong hands-on experience with modern frontend technologies such as JavaScript, TypeScript, HTML, CSS, and relevant frontend frameworks. Strong hands-on experience with React (our primary framework); familiarity with Vue, Angular, or similar component-based frameworks is a plus. Good understanding of responsive design, cross-browser compatibility, frontend performance optimization, and web accessibility principles. Experience integrating frontend applications with RESTful APIs, backend services, authentication flows, and third-party services. Familiarity with frontend state management, form handling, validation, routing, error handling, and reusable component design. Experience with version control, CI/CD processes, build tools, package management, and software development lifecycle practices. Comfortable working with TypeScript in a strict-typing setup, and writing maintainable, well-structured code without relying on loose typing. Strong analytical, troubleshooting, and problem-solving skills. Ability to work in a fast-paced environment and support business-critical systems. Good communication skills and ability to collaborate with both technical and non-technical stakeholders. Experience in online gaming, casino systems, fintech, payments, e-commerce, or other high-transaction digital platforms. Experience building customer-facing web applications with strong performance, security, and usability requirements. Experience with design systems, component libraries, UI consistency, and frontend architecture. Experience with frontend testing tools, automated testing, browser debugging, monitoring, and production support. Understanding of secure frontend development practices, data privacy, access control, session handling, and compliance-driven environments. Experience working with third-party vendors, external platforms, or integrated digital products. Experience owning frontend architecture decisions (e.g. state management strategy, API/data layer patterns, component library structure) rather than only implementing individual tickets.