AI Fullstack Engineer( Node, React Native/ ReactJs, Python)

Kezan Consulting; Dadri, Gurugram District, Bengaluru; Hybrid; INR 2,000,000 - 4,000,000; Full time

Job summary

Kezan Consulting is seeking an experienced AI Full Stack Engineer in India to design and implement scalable AI-powered full-stack solutions. You will build backend services with Node.js and Python, and create responsive mobile/web apps using React Native or React.js, integrating LLMs and RAG pipelines.

The role requires strong API development skills and expertise in SQL/NoSQL databases, Git, Docker, and CI/CD pipelines. Join a fast-growing team driving innovative AI applications.

Qualifications

• 5+ years of experience in Full Stack Development.
• Node.js proficiency (preferred).
• React Native (preferred) or React.js.
• Python programming skills.
• Experience with LLMs, Generative AI, RAG, AI Agents.
• Experience integrating OpenAI, Azure OpenAI, Claude, Gemini, or similar AI models.
• RESTful API development and integration.
• Strong knowledge of SQL/NoSQL databases (PostgreSQL, MongoDB, MySQL).
• Git, Docker, and CI/CD pipelines.

Responsibilities

• Design and develop AI-powered full-stack applications.
• Build scalable backend services using Node.js and Python.
• Develop responsive mobile/web applications using React Native or React.js.
• Integrate LLMs and RAG pipelines into applications.
• Develop and consume REST APIs and third-party services.
• Optimize application performance, scalability, and security.
• Collaborate with cross-functional teams to deliver high-quality solutions.
• Write clean, maintainable, and well-tested code.

Job description

Job Description

We are looking for an experienced AI Full Stack Engineer with strong expertise in Node.js, React Native (preferred) / React.js, and Python. The ideal candidate should have experience building scalable AI-powered applications, integrating LLMs, developing REST APIs, and delivering end-to-end full-stack solutions.

Mandatory Skills

• 5+ years of experience in Full Stack Development
• Strong proficiency in Node.js (preferred)
• Strong experience with React Native (preferred) or React.js
• Strong programming skills in Python
• Experience with LLMs, Generative AI, RAG, AI Agents
• Experience integrating OpenAI, Azure OpenAI, Claude, Gemini, or similar AI models
• RESTful API development and integration
• Strong knowledge of SQL/NoSQL databases (PostgreSQL, MongoDB, MySQL)
• Git, Docker, and CI/CD pipelines

Good to Have

• LangChain / LangGraph / LlamaIndex
• Vector Databases (Pinecone, FAISS, Chroma, Weaviate)
• AWS, Azure, or GCP
• Kubernetes
• Redis, Kafka
• Authentication (JWT, OAuth)

Key Responsibilities

• Design and develop AI-powered full-stack applications.
• Build scalable backend services using Node.js and Python.
• Develop responsive mobile/web applications using React Native or React.js.
• Integrate LLMs and RAG pipelines into applications.
• Develop and consume REST APIs and third-party services.
• Optimize application performance, scalability, and security.
• Collaborate with cross-functional teams to deliver high-quality solutions.
• Write clean, maintainable, and well-tested code.

Preferred Stack

Node.js + React Native + Python

Alternative Stack

Node.js + React.js + Python