Senior React / Next.js Engineer (Contract to Hire) – Remote Hybrid – Arizona or SO. California Residents ONLY
$187,200–$208,000 year
HybridPhoenix, Arizona, United States
Job Summary
Design and deploy enterprise web applications using React, Next.js, and TypeScript, building modular architectures with reusable components and design-system patterns. Integrate applications with APIs, authentication systems, and document-processing services to support Intelligent Document Processing workflows involving Python, OCR, and Large Language Models for classification and extraction. Improve existing codebases by reducing technical debt and implement automated testing, CI/CD, and monitoring practices. Own technical workstreams, conduct design and code reviews, and participate in client discovery and knowledge transfer. This contract-to-hire role is based in Arizona or Southern California for US citizens or Green Card holders.
Required Qualifications
- US Citizen or Green Card Holder
- Advanced experience with React, Next.js, TypeScript, and modern JavaScript
- Strong understanding of React composition, hooks, rendering, and component design
- Experience with Next.js App Router, server and client components, route handlers, middleware, and server-side rendering
- Demonstrated ability to design modular enterprise applications with clear separation of concerns
- Experience building reusable component libraries and working with design systems
- Experience integrating REST APIs, backend services, and third-party platforms
- Experience with state-management and data-fetching tools such as Redux Toolkit, Zustand, TanStack Query, or similar technologies
- Experience building complex forms, validation workflows, and data-review interfaces
- Experience with authentication and authorization using OAuth, OpenID Connect, JWTs, sessions, or role-based access
- Working experience with Python for APIs, automation, data processing, or document workflows
- Experience with Git, automated testing, CI/CD, and production deployment
- Ability to evaluate tradeoffs involving maintainability, performance, scalability, security, and delivery speed
- Ability to independently deliver production-ready React and Next.js applications
- Strong understanding of modular enterprise application architecture
- Ability to create reusable patterns without unnecessary complexity
- Ability to integrate Intelligent Document Processing into enterprise applications
- Practical understanding of Python, AI, and LLM-supported document workflows
- Commitment to code quality, testing, accessibility, security, performance, and maintainability
Desired Qualifications
- Experience leading enterprise React or Next.js projects
- Experience modernizing or refactoring large frontend codebases
- Experience with document-management, case-management, or workflow applications
- Experience with Azure AI Document Intelligence, Amazon Textract, or comparable services
- Experience with Azure OpenAI, Amazon Bedrock, or other hosted LLM services
- Experience with FastAPI, Flask, Node.js, or backend API development
- Experience with AWS or Azure application hosting and integration services
- Strong application-design and problem-solving skills
- Ability to translate business requirements into practical software designs
- Strong consulting, communication, documentation, and code-review skills
- Ability to independently own technical workstreams
- Ability to identify architectural risks, technical debt, and delivery blockers
- Ability to mentor developers and establish consistent engineering practices
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