UI Engineer (React JS, Node.js, Python)
Summary
Builds responsive React dashboards and component libraries, integrates APIs, and writes Node.js/Python backends while ensuring accessibility and performance.
Key Responsibilities
- Build and maintain reusable React JS component libraries
- Translate Figma XD designs into responsive pixel‑perfect UIs
- Implement responsive layouts using Flexbox, CSS Grid, and mobile‑first principles
- Build data‑heavy dashboards with charts, tables, and real‑time widgets (Chart.js, Recharts)
- Manage application state using Redux Toolkit, Zustand, or Context API
- Integrate REST APIs and handle loading, error, and empty states gracefully
- Optimize performance with lazy loading, memoization, code splitting, bundle size reduction
- Ensure cross‑browser compatibility and WCAG 2.1 accessibility standards
- Write unit tests with Jest and React Testing Library
- Build and maintain RESTful APIs using Node.js with Express or NestJS
- Develop Python‑based backend services or data pipelines with FastAPI or Flask
- Collaborate with AI/ML teams to integrate model outputs into frontend interfaces
- Participate in design reviews and contribute to UI/UX decisions
- Maintain clean, documented code with Git branching and PR workflows
Qualifications & Experience
Frontend (primary)
- 6+ years React JS in production
- Strong JavaScript (ES6+) and TypeScript skills
- Experience with Tailwind CSS, Material UI, or shadcn/ui
- Responsive design using Flexbox, Grid, and mobile‑first approach
- HTML5 / CSS3 semantic markup and accessibility best practices
- REST API integration and async patterns
- State management with Redux Toolkit, Zustand, or Context API
Backend (secondary)
- Node.js with Express or NestJS for REST API development
- Python with FastAPI or Flask for service and API development
- PostgreSQL or MongoDB basic schema design and querying
- JWT / OAuth 2.0 authentication patterns
- Git, code reviews, Agile/Scrum workflow experience
Nice to have
- Next.js (SSR, SSG, ISR)
- Data visualization with Chart.js, Recharts, or D3.js
- React Native or cross‑platform mobile experience
- Python data pipelines or LLM API integration (OpenAI, Azure OpenAI)
- LangChain or RAG pipeline exposure
- Banking or fintech domain knowledge
- Azure or AWS basics
- Microfrontend architecture (Module Federation)
- WebSockets / real‑time UI
- Docker and CI/CD basics