استخدام React-Next.js) Senior Front-End Developer)
شرح موقعیت شغلی
At Pooleno, we’re on a mission to build innovative, high-quality solutions that empower people to trade and invest with confidence. We’re passionate about creating products that are reliable, secure, and easy to use — and we know this is only possible with talented, curious, and driven people on our team.
We’re looking for a Senior React / Next.js Frontend Developer to join us and help shape the future of our platform while working alongside a group of supportive, skilled professionals who care about excellence and collaboration.
Required Skills
- Strong proficiency in JavaScript (ES6+) and TypeScript
- Expert knowledge of React.js and Next.js for building scalable, production-grade applications
- Proficiency with Tailwind CSS and modern styling approaches (CSS-in-JS, Styled Components, etc.)
- Strong ability to deliver pixel-perfect, responsive, and cross-browser UIs, working closely with designers (Figma, Sketch, Adobe XD)
- Experience implementing real-time data rendering (WebSockets, SSE, GraphQL subscriptions) for trading dashboards and live market updates
- Solid understanding of state management (Redux, Zustand, Recoil, or Context API) for complex trading workflows
- Integration experience with RESTful APIs and GraphQL backends
- Strong knowledge of SSR (Server-Side Rendering), SSG (Static Site Generation), and performance optimization in Next.js
- Proficiency in testing frameworks (Jest, React Testing Library, Cypress) for unit, integration, and E2E testing
- Knowledge of web performance optimization (lazy loading, code splitting, caching, Lighthouse audits)
- Strong understanding of security best practices (XSS prevention, CSRF protection, secure session/token handling)
- Familiarity with design patterns, frontend architecture best practices, and cloud-native delivery
- Experience working in Agile teams (Scrum/Kanban) with iterative delivery practices
- Ability to write and maintain clear technical documentation (components, API usage, architecture)
- Strong teamwork and collaboration skills with designers, backend engineers, QA, and product managers
Preferred Skills (Nice to Have)
- Experience with CI/CD pipelines and automated frontend deployments
- Familiarity with Docker and containerized delivery of frontend apps
- Exposure to micro-frontend architectures for modular trading modules
- Knowledge of accessibility standards (WCAG) and internationalization (i18n) (currencies, dates, decimals)
- Experience with design systems (Storybook, component libraries, Figma integration)
- Hands-on experience with charting libraries for financial UIs
- Familiarity with analytics tools (Google Analytics, Segment, Mixpanel) for user behavior tracking
Responsibilities
- Develop and maintain high-performance trading UIs using React.js, Next.js, TypeScript, and Tailwind CSS
- Implement real-time features with WebSockets/GraphQL subscriptions
- Deliver pixel-perfect interfaces that accurately reflect market data and financial values
- Optimize the frontend for low-latency performance and scalability under heavy user load
- Ensure security and reliability by following best practices in session management and API integration
- Collaborate with backend teams to build secure, scalable, and event-driven trading workflows
- Apply design patterns and frontend best practices to ensure maintainability and testability
- Write and maintain unit, integration, and end-to-end tests for reliability across trading scenarios
- Ensure cross-browser compatibility, accessibility, and responsive design across devices
- Produce and maintain documentation for components, design standards, and architecture decisions
- Work within an Agile team, actively participating in planning, standups, retrospectives, and code reviews
- Partner with QA and product teams to validate user experience in real trading scenarios
مهارتهای مورد نیاز
- Front-end
- React
- NextJS
حداقل سابقه کار
- سه تا شش سال
جنسیت
- مهم نیست
وضعیت نظام وظیفه
- مهم نیست