Senior Frontend and UI/UX Engineer

8+ years of hands-on experience in building complex and scalable frontend products using TypeScript, React, Vue.js, and Next.js. Architect and implement robust, reusable, and maintainable frontend components and libraries. Demonstrates ability to write clean, well-documented, and testable code following best practices and coding standards. Experience in implementing seamless data flow between frontend and backend systems via RESTful and GraphQL APIs. Optimize frontend performance for speed, scalability, and responsiveness across various devices and browsers. Proven experience in implementing and maintaining state management solutions (e.g., Tanstack Query, Redux, Zustand, Vuex, Pinia) effectively. Experience in applying caching strategies and performance optimizations (SWR, React Query, lazy loading) to ensure rapid page loading and smooth interactions. Good understanding of developing real-time frontend systems, integrating WebSockets and libraries like Socket.io to deliver dynamic user experiences. Solid grasp of web browser functionality and the Document Object Model, coupled with a proactive desire to learn and leverage new browser features (e.g., Web Components, Shadow DOM, Service Workers). Take ownership of code quality and application stability through the strategic implementation of unit, integration, and end-to-end tests. Work closely with backend and design teams to seamlessly integrate APIs into user-friendly frontend interfaces. Collaborate closely with product managers and customer success team to translate requirements into functional and visually appealing user interfaces. Continuously stay up to date with industry trends, emerging technologies, and best practices to drive innovation and enhance development processes. Requirements Bachelor/Master's degree in Computer Science, Software Engineering, or a related field (or equivalent experience). Proven experience (8+ years) as a Frontend Engineer with a strong portfolio showcasing your work in React, Vue.js, and Next.js. Understanding of modern frontend ecosystem, including but not limited to bundling, linting, testing, and releasing. Deep technical proficiency in: React: Including Hooks, Context API, state management libraries (Redux, Zustand), and testing frameworks (Jest, Cypress, Mocha, Chai, React Testing Library). Vue.js: Including Composition API, Options API, state management libraries (Vuex, Pinia), and testing frameworks (Jest, Vue Test Utils). Next.js: Including server-side rendering (SSR), static site generation (SSG), routing, and API routes. Solid understanding of core JavaScript concepts (ES6+), HTML5, and CSS3. Experience with CSS preprocessors (e.g., Sass, Less) and CSS-in-JS solutions (e.g., Styled Components, Emotion). Experience with RESTful and/or GraphQL API integration. Familiarity with modern frontend build tools and workflows (e.g., Webpack, Parcel, Vite, npm, yarn). Strong understanding of responsive design principles and cross-browser compatibility. Excellent communication and interpersonal skills, with the ability to work collaboratively and effectively within a team. A proactive and self-motivated approach to learning and staying current with technology. Familiarity with Cloud (Azure preferred, AWS, Google Cloud). Knowledge in DevOps systems, preferably Azure DevOps, and CI/CD pipelines. Experience with version control systems (Git), TFVC is a plus. Proficient understanding of Agile/Scrum methodologies and experience working in an Agile environment. Strong problem-solving skills, with the ability to analyze complex issues and deliver effective solutions. Ability to learn new technologies quickly and adapt to changing requirements. Good sense of documentation and writing clean code with comments. Preferred: Experience working with legacy ASP.NET Web Forms applications. Experience with modern testing frameworks (e.g., Jest, Cypress, Mocha, Chai). Experience in deploying Web Apps using Docker or Kubernetes. Any courses/certifications taken on any of the technologies mentioned is a plus.