Prodapt - Frontend Developer - React.js

Front End Developer - ReactExp : 5 to 10 yearsLocation : :We are seeking Frontend Developers to build a React SPA web app. You will integrate with Python backends with APIs that orchestrate agentic AI workflows using LangGraph, delivering real-time, accessible, and performant user experiences. Strong React, TypeScript, state management, and streaming integrations (SSE/Web Sockets) are essential. Experience with MSAL/SSO, testing (Jest/RTL/Playwright), accessibility, and Azure CI/CD required. Experience with AI-fueled coding with GitHub Copilot or Windsurf is a plus.Key Responsibilities : - Develop the main web application UI in React, implementing designs from the HR UI/UX team. The design artifacts would be from Figma, Sketch- Build and optimize complex, interactive flows that visualize progress and results from agentic AI workflows (e.g., streaming outputs, step-by-step status updates, Planning Logs).- Integrate securely with Python Fast API/LangGraph services via REST/WebSockets/Server-Side Events, handling streaming responses, Session and State Management- Deliver production-quality code with tests (unit, integration, and E2E), enforce accessibility, and meet Core Web Vitals performance targets.- Collaborate closely with AI Engineers to design contracts for workflow events/payloads and with the Designer on component libraries and interaction patterns.- Establish CI/CD pipelines, feature flags, and telemetry; monitor user experience via Application Insights/Matomo Analytics.- Write clear documentation and code comments; participate in code reviews and sprint ceremonies.- Optionally leverage AI-assisted coding tools (e.g., GitHub Copilot, Windsurf) to increase velocity while maintaining code quality.Requirements :Required Technical Skills and Proficiency Levels :- React : hooks, context, SSR/SSG awareness- Next.js or Vite-based React app- State Management : Redux Toolkit or Zustand + Async data : TanStack Query/React Query- CSS Modules : Experience with modular CSS architecture and component-scoped styling- Styling : Tailwind and Material-UI component libraries- Authentication/Authorization : MSAL, OAuth2/OIDC, JWT and familiarity with Azure Entra- API Integration : REST, Web Sockets, SSE; streaming UIs; backoff/retry; cancellation- Testing : Jest, React Testing Library + E2E: Playwright or Cypress- Accessibility : WCAG 2.1 AA, keyboard nav, screen readers, color contrast- Performance : profiling, code-splitting, memoization, Core Web Vitals- Enterprise State Management : Complex state orchestration across multi-step workflows and real-time updates- Security : OWASP Top 10, CSP, sanitization, dependency hygiene- Build/DevOps : GitHub Actions/Azure Pipelines, code splitting, environment configs, Azure App Services- Observability : Application Insights and Matomo, logs/metrics/traces, client error reportingNice-to-Have Skills :- Familiarity with Web socket or SSE concepts and event models; designing UIs for long-running, multi-step AI workflows and streaming responses.- Experience with Azure ecosystem : Azure AD, Microsoft Graph API, Azure OpenAI streaming behaviors, Azure Storage/CDN.- Microsoft 365 Integration : Deep experience with Microsoft Graph, Teams, Outlook, and SharePoint APIs- Data visualization : Proficient (Recharts, ECharts, or Visx) for workflow status, timelines, and analytics.- Real-time collaboration patterns (optimistic UI, conflict resolution).- Familiarity with JFrog for artifact and dependency management- AI pair-programming tools : Experience with GitHub Copilot or Windsurf is a plus (optional). (ref:hirist.tech)