Senior Full Stack Developer (Frontend-Focused)

Job Description Our client is seeking a highly experienced Senior Full Stack Developer with a strong frontend focus to join a strategic initiative focused on building a next-generation e-commerce platform within the telecommunications industry. This role is a key contributor within a cross-functional product development team and is ideal for a technically accomplished professional who combines hands-on development expertise with a collaborative approach to engineering excellence. While the position is not a formal leadership role, the successful candidate will naturally mentor team members, contribute to technical decision-making, and help drive overall team performance. The client is actively embracing AI-assisted software development practices throughout the development lifecycle. As such, experience utilizing modern AI development tools, including GitHub Copilot and emerging practices such as Spec-Driven Development, will be highly valued. Key Responsibilities Design, develop, and continuously enhance modern frontend applications using React.js, Next.js, and TypeScript. Collaborate closely with backend teams to ensure seamless integration between frontend applications and API-driven services. Participate in architectural discussions, technical planning sessions, and solution design activities. Maintain high standards of code quality, scalability, maintainability, and application performance. Review code contributions, provide constructive feedback, and support the professional growth of fellow developers. Contribute to the evolution of engineering standards, development methodologies, and delivery processes. Troubleshoot and resolve complex technical challenges across frontend and integration layers. Work closely with product owners, designers, architects, and developers to deliver business-critical digital solutions. Leverage AI-assisted development tools to improve productivity, accelerate delivery, and enhance software quality. Support the adoption of modern d