UI Engineer (React JS, Node.js, Python)

About the role

Build responsive, accessible, and performant web interfaces for internal banking platforms and customer-facing products, with the ability to contribute to backend services in Node.js and Python. Work closely with UX designers, backend engineers, and product owners to deliver end-to-end features.

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 — lazy loading, memoization, code splitting, bundle size
• 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 (Express / NestJS)
• Develop Python-based backend services or data pipelines (FastAPI / 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

Required skills

Frontend (primary)

• 6+ years React JS in production
• Strong JavaScript (ES6+) and TypeScript
• Tailwind CSS, Material UI, or shadcn/ui
• Responsive design — Flexbox, Grid, mobile-first
• HTML5 / CSS3 — semantic markup, accessibility
• REST API integration and async patterns
• State management — Redux Toolkit / Zustand / Context API

Backend (secondary)

• Node.js with Express or NestJS — REST API development
• Python with FastAPI or Flask — service and API development
• PostgreSQL or MongoDB — basic schema design and querying
• JWT / OAuth 2.0 authentication patterns
• Git, code reviews, Agile/Scrum

Nice to have

• Next.js (SSR, SSG, ISR)
• Data visualization — Chart.js, Recharts, 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