Full-Stack Mobile App Developer (React JS & AI)

Metasys Technologies; United States; Remote; USD 100,000 - 150,000; Full time

Job summary

A leading technology firm is seeking a Full-Stack Mobile App Developer to join a high-impact project in the utility sector. The ideal candidate will have extensive experience in React JS and AI application development, contributing to innovative solutions. This remote/hybrid position involves a contract period of over 12 months.

Qualifications

• 5+ years of experience in full-stack development with React JS.
• Experience in AI frameworks and applications.
• Strong understanding of mobile-first architectures.

Responsibilities

• Design and develop scalable full-stack mobile applications using React JS.
• Integrate AI-powered features through Copilot Studio or Azure AI.
• Collaborate with teams to provide intelligent solutions in the utility sector.

Skills

React JS

AI/ML application development

Agentic AI systems

LLM orchestration

RAG systems

VectorDB

API development

Cloud services

Job description

Full-Stack Mobile App Developer (React JS & AI)
Remote /Hybrid-To work in PST time zone
12+Month Contract

Client is seeking experienced Full-Stack Mobile App Developers with strong proficiency in React JS and AI integration to join a cutting-edge project in the utility industry. The ideal candidates will bring deep technical knowledge in building mobile-first applications and hands-on experience implementing Agentic AI systems, LLM integrations, and scenario-driven architectures involving Vector Databases.

Key Responsibilities:

• Design and develop scalable full-stack mobile applications using React JS.

• Architect and integrate AI-powered features using Copilot Studio or Azure AI Foundry.

• Implement and deploy Agentic AI frameworks and AI Agents for automation and decision support.

• Develop and optimize LLM (Large Language Model) integrations, including Retrieval-Augmented Generation (RAG) pipelines.

• Work with Vector Databases (e.g., Pinecone, FAISS) for AI-driven search and knowledge retrieval.

• Collaborate with cross-functional teams to deliver scenario-based, intelligent solutions tailored to the utility sector.

Required Skills:

• 5+ years of experience in full-stack development with a focus on React JS and mobile-first architectures.

• Strong background in AI/ML application development, especially in:

• Copilot Studio / Azure AI Foundry

• Agentic AI systems

• LLM orchestration and integration

• RAG and context-aware AI systems

• VectorDB (e.g., Weaviate, Pinecone, FAISS)

• Solid understanding of API development and cloud services (preferably Azure).

• Experience delivering production-grade AI applications in real-world business scenarios.

Preferred:

• Experience in the utility or energy industry.
• Familiarity with prompt engineering and agent workflow tools.