Sumit Singh

About Sumit Singh

I am a Senior React & Next.js Engineer with 10+ years of experience, building scalable, high-performance web applications and AI-powered user experiences.I specialize in AI UI Engineering, working at the intersection of modern frontend architecture and Generative AI. My work focuses on delivering production-grade GenAI applications—not demos—using Agentic AI workflows, RAG (Retrieval-Augmented Generation) systems, and LLM-powered features.I have strong hands-on experience building Next.js applications (SSR, SSG, API routes) integrated with LLMs and vector databases, enabling intelligent chat systems, contextual search, autonomous agents, and AI-driven workflows inside real web products.Alongside frontend expertise, I work comfortably at a full-stack level using Node.js, allowing me to deliver end-to-end AI solutions—from UI and orchestration logic to backend APIs and retrieval pipelines.What I bring- AI-first frontend architecture using React & Next.js- Agentic AI systems with multi-step reasoning and tool usage- RAG pipelines for context-aware AI responses- LLM orchestration & prompt engineeringPerformance-focused, scalable, maintainable UI systemsCore Tech Stack :React, Next.js, TypeScript, JavaScript (ES6+)Generative AI, Agentic AI, RAGLangChain, LangGraphLLMs: OpenAI, Gemini, Grok, OllamaVector Databases: PineconeNode.js, REST APIsAWS, GitHubI focus on building AI-driven web products that deliver real business impact, combining strong frontend engineering with modern GenAI systems.

Experience

1. Sr Technical Analyst

   Intersoft Data Labs

   Sep 2022 — Present

Education

• Kurukshetra University

  Master of Computer Applications - MCA, Computer Science

  2013 — 2015

Skills

• Codeigniter
• Javascript
• Jquery
• Html
• Php
• Cascading Style Sheets (Css)
• Node.js
• Mysql
• Bootstrap
• Angular 2
• Wordpress
• Sql
• Css
• Ionic Framework
• Html5
• Angularjs
• Java
• Ajax
• Xml
• Ionic 2