Senior Frontend Application Developer

Job Title: Sr Frontend Application Developer (React, Angular, Gen AI, Agentic AI) Location: Newport Beach, CA (Onsite Role all 5 days) Duration: 12 months We are seeking a Senior Frontend Application Developer with expertise in React, Angular, JavaScript/TypeScript, and REST API integration to build modern, scalable web applications. The ideal candidate is passionate about creating exceptional user experiences and leveraging AI-powered development tools to accelerate delivery and improve quality. Key Responsibilities Develop and maintain web applications using React and Angular. Build responsive, accessible, and high-performance user interfaces. Integrate frontend applications with REST APIs and enterprise services. Design and integrate GenAI-powered features, such as LLM-based assistants, summarization, and intelligent search, into web applications using APIs from providers such as Azure OpenAI and Anthropic. Build agentic AI experiences where AI agents plan and execute multi-step tasks, with human-in-the-loop review, approvals, and visibility into agent actions. Apply prompt design, output validation, and guardrails to make AI features reliable, secure, and responsible in the user interface. Collaborate with product owners, designers, architects, and developers to deliver high-quality solutions. Drive frontend best practices, performance optimization, and application modernization. Leverage GitHub Copilot, Claude Code and similar AI tools to improve productivity. Mentor junior developers and contribute to technical excellence. Required Skills 10+ years of front-end application development experience. Strong expertise in: React Angular JavaScript / TypeScript HTML5, CSS3 REST API integration Hands-on experience integrating GenAI capabilities (LLM APIs, prompt design, streaming responses, retrieval-augmented generation) into production web applications. Working knowledge of agentic AI concepts, including tool/function calling, multi-step agent orchestration, and presenting agent actions transparently in the UI. Experience with Azure, Git, CI/CD, and Agile development practices. Strong problem-solving, communication, and collaboration skills. Independent, proactive thinker with the ability to work effectively in a fast-paced environment and drive solutions with minimal supervision. Experience using AI-assisted development tools (such as GitHub Copilot or Claude Code) in software delivery. Preferred Skills Experience with Tailwind CSS, shadcn/ui, Fluent UI, or Material UI. Knowledge of front-end performance, accessibility, and security best practices, including AI-specific risks such as prompt injection, data leakage, and unsafe rendering of model output. Experience building enterprise-scale applications on Azure Familiarity with agent and LLM frameworks (such as LangChain, LangGraph, Semantic Kernel, or AutoGen) and with evaluating LLM output quality