Fr/Jr/Mid Fullstack Developer (React.js, NodeJS)

Job description

• Develop and optimize modern user interfaces using React.js / Next.js.
• Build high-performance, responsive, and mobile-first UIs ensuring a smooth user experience.
• Apply CSR, SSR, SSG, ISR techniques to optimize SEO and page load performance.
• Collaborate closely with the UI/UX and backend teams to deliver consistent and optimized features.
• Design and integrate backend APIs through RESTful API or GraphQL, using Node.js / NestJS.
• Handle common backend logic such as user authentication, file uploads, caching, pagination, etc.
• Optimize performance for both frontend (caching, lazy loading, code splitting) and backend (async processing, logging, clear architecture).
• Write clean, maintainable TypeScript code for both frontend and backend, following a component/module-based architecture.
• Participate in code reviews, technical discussions, and Agile activities such as sprint planning, daily standups, retrospectives.
• Opportunity to work with or transition into Python/FastAPI if you have the right foundation.

Your skills and experience

Frontend:

Proficiency with Git; experience with CI/CD pipelines is a strong advantage.

• Minimum 1 year of hands-on experience with React.js / Next.js.
• Proficiency in JavaScript ES6+, TypeScript, HTML5, CSS3.
• Experience with TailwindCSS or popular UI libraries such as MUI, Ant Design.
• Solid knowledge of state management and data-fetching libraries such as Redux, React Query, Zustand, SWR, etc.
• Strong understanding of SSR, SSG, CSR, ISR, and hydration mechanisms in Next.js.
• Frontend optimization skills including lazy loading, code splitting, caching, etc.

Backend:

• Ability to work with Node.js / NestJS: building APIs, connecting databases, authentication, and error handling.
• Knowledge of organizing backend projects in a module-based, scalable architecture.
• Understanding of RESTful API structures or GraphQL.

Why you'll love working here

• Opportunity to participate in modern projects with a strong focus on performance and user experience.
• Direct learning opportunities from experienced developers and exposure to real-world projects.
• A dynamic, creative, and open working environment that supports both professional skill development and product-oriented thinking.
• Full social insurance, annual performance bonus, and regular salary reviews.
• Flexible working hours, 5.5 days per week, with the possibility of remote work on certain days.