Del Oro Consulting

Senior AI Application Developer (React / Next

Del Oro Consulting · San Francisco, California, United States · $129K/yr

Telecommunications · 501-1,000 employees

Jul 27
Remote Senior (5-10 yrs) Contractor United States
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About the role

Design, develop, and deploy scalable AI-powered enterprise web applications using React, Next.js, and TypeScript. Collaborate with cross-functional teams to integrate LLMs and AI services while maintaining high-quality, secure code.

What they look for

React Next.js TypeScript JavaScript LLM Integration Prompt Engineering RAG Semantic Search REST APIs OAuth CI/CD Git Agile Software Architecture Frontend Development Cloud Computing

Requirements

Requires 7+ years of software development experience with deep expertise in React, Next.js, and TypeScript. Candidates must have proven experience integrating AI services and LLMs into enterprise-scale applications.

Benefits

Medical Dental Vision 401(k)

Full description

Senior AI Application Developer (React / Next.js) $62/hr | W2 | Remote | 6-12 months (contract)

Del Oro Consulting is seeking a Senior AI Application Developer to design, build, and deliver modern AI-powered enterprise web applications. This is a hands-on engineering role for someone who excels at building scalable React/Next.js applications, integrating AI services, and creating maintainable, high-quality software.

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.

Responsibilities

  • 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.

Required Qualifications

  • 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.

Preferred Qualifications

  • 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.

Details of Position:

  • Work Arrangement: Remote
  • Pay Rate, Consultant, Contract Opportunity on W2
  • Benefits include Medical, Dental, Vision & 401(k) (with a match)
  • Applicants must be authorized to work for any employer in the United States. We are currently unable to sponsor or take over sponsorship of employment Visa.

Del Oro Consulting is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law.