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# Senior AI Application Developer (React / Next.js)

- **Company:** Del Oro Consulting, Inc.
- **Location:** United States (Remote available)
- **Experience:** Expert
- **Salary:** $128,960.0
- **Contract:** Temporary contract
- **Skills:** Clean Code Principles, JavaScript (Programming Language), Application Programming Interfaces (APIs), Agile Methodology, Artificial Intelligence, Amazon Web Services, Application Performance Management, User Authentication, Microsoft Azure, Code Review, Continuous Integration, Node.Js, OAuth, Scrum Methodology, Software Architecture, Openid Connect, Next.js, JSON Web Token, Search Technologies, Software Engineering, Systems Integration, TypeScript, Web Applications, Enterprise Software Applications, ReactJS, Large Language Models, Prompt Engineering, Cypress (Programming Language), Backend, Git, AI Platforms, Material UI, Playwright, Front End Software Development, React Testing Library, NestJS, Restful APIs, Code Restructuring, Docker
- **Published:** July 29, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=02431f5f738d7d86

## About the Role

The ideal candidate is a senior engineer who can independently own technical workstreams, build scalable AI-enabled applications, make sound architectural decisions, and deliver clean, maintainable code while collaborating effectively with cross-functional teams., * 7+ years of software development experience with strong expertise in React, Next.js, TypeScript, and JavaScript.

 * Experience building enterprise-scale web applications.
 * Strong understanding of component architecture, state management, API integration, and modern frontend development.
 * Experience with authentication (OAuth, OpenID Connect, JWT) and secure application development.
 * Experience with testing frameworks (Jest, Playwright, Cypress, React Testing Library, or similar).
 * Proficiency with Git, CI/CD, and Agile development practices.
 * Excellent problem-solving, communication, and collaboration skills.

Required AI Experience

 * Experience integrating LLMs or AI services (OpenAI, Anthropic, Azure OpenAI, AWS Bedrock, Google Vertex AI, or similar).
 * Experience building AI-enabled features such as chat interfaces, prompt workflows, RAG, semantic search, or intelligent automation.
 * Understanding of prompt engineering, AI API integration, and responsible AI development., * Experience with Node.js, Express, NestJS, or Next.js API routes.
 * Familiarity with AWS or Azure cloud environments.
 * Experience with Docker, Storybook, monorepos (Nx/Turborepo), or micro-frontend architecture.
 * Experience modernizing or refactoring enterprise React applications.

## Description

* Design, develop, test, and deploy enterprise applications using React, Next.js, and TypeScript.
 * Build reusable, modular UI components and scalable frontend architecture.
 * Integrate REST APIs, backend services, authentication, and AI/LLM capabilities.
 * Develop responsive, accessible, and secure user experiences.
 * Optimize application performance, scalability, and maintainability.
 * Troubleshoot complex application and integration issues.
 * Participate in architecture, code reviews, sprint planning, and technical design discussions.
 * Mentor developers and promote engineering best practices.


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