1138 | Senior React Engineer

Inc., a leading American technology company specializing in custom software application development, distributed professional teams creation, software product quality assessment, and “all-things-digital” solutions, is on the lookout for a Senior React Engineer to join our team and provide exceptional customer support.

Responsibilities

• Build and maintain React 19 micro-frontends within an Nx monorepo using Module Federation, Native Federation, and Vite
• Implement config-driven UI rendering, including field definitions, visibility rules, and screen layouts driven by backend schema
• Develop shared component libraries used across five independent product teams
• Integrate MSAL authentication, Axios/fetch interceptors, and JWT-based API calls
• Implement form engine patterns, including dynamic field rendering, conditional visibility via ZEN expression evaluation, prefill, and validation
• Collaborate with UX and domain teams to translate design tokens into accessible, production-grade React components
• Apply render optimization patterns such as memo, useMemo, useCallback, React Compiler, and other performance best practices across remotes
• Write unit and integration tests and maintain coverage gates
• Work proactively and collaborate effectively with distributed teams

Requirements

• 5+ years of hands-on experience with React; React 18+ preferred, React 19 is a strong plus

• Strong experience with Nx monorepo, including project boundaries, library ownership, path aliases, and build targets
• Experience with Module Federation, including remote/host wiring, shared dependencies, and runtime integration
• Strong TypeScript skills, including strict mode, generics, and type narrowing
• Experience with state management tools such as Zustand or Jotai; Redux Toolkit is acceptable
• Experience with authentication flows using MSAL React, OIDC code flow with PKCE, and Bearer token interceptors
• Experience with design systems using Tailwind CSS and shadcn/ui
• Understanding of component token discipline and OKLCH color usage
• Experience with testing tools such as Vitest, React Testing Library, and component-level integration tests
• Strong proactivity and ability to work independently
• English level: strong B1+ or higher

Nice to Have

• Experience with Radix UI or shadcn headless component patterns
• Experience with AG Grid Community integration
• Angular experience
• Node.js experience
• Experience with ReactFlow for graph canvas surfaces
• Experience with GoRules ZEN engine, including @gorules/zen-engine-wasm and evaluating JDM decision tables in-browser
• i18n experience with react-i18next and locale-aware build pipelines
• Experience with CLTK