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Nisha K.
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Nisha K.

Full Stack & AI Developer | Next.js, React, Node.js, AI & SaaS

I help startups and businesses build AI-powered applications, AI agents, automation systems, SaaS platforms, and custom web applications—from idea and architecture to development and deployment. I combine AI development + full-stack engineering to create production-ready systems that solve real business problems, automate workflows, improve customer experiences, and turn ideas into scalable digital products. 🤖 AI DEVELOPMENT I can build and integrate: • AI Agents & Agentic Workflows • AI Application Development • AI Chatbots & Conversational AI • OpenAI / ChatGPT API Integration • Claude & Gemini Integration • AI Assistants & Copilots • AI-powered Search & Recommendation Systems • AI Content Generation • AI Document Processing & Data Extraction • AI Lead Qualification • AI-powered Business Applications ⚙️ AI AUTOMATION & BUSINESS PROCESS AUTOMATION I build intelligent workflows that connect AI with your existing business systems and eliminate repetitive manual processes. • AI Workflow Automation • CRM & Lead Automation • Email Automation • WhatsApp Automation • API & Webhook Integrations • Business Process Automation • Third-Party API Integrations • Data Synchronization 💻 FULL-STACK DEVELOPMENT Your AI solution often needs more than an AI API. I can build the complete application around it. Frontend: React.js, Next.js, TypeScript, JavaScript, Tailwind CSS Backend: Node.js, Express.js, REST APIs Database: PostgreSQL, MySQL, MongoDB Applications: SaaS platforms, dashboards, customer portals, CRM systems, internal business tools, marketplaces, eCommerce and custom web applications. 🚀 AI + FULL-STACK PRODUCT DEVELOPMENT I can take your product from: Idea → Architecture → UI → Backend → AI → Automation → Integrations → Testing → Deployment This makes me a strong fit for: • AI SaaS Products • Startup MVPs • AI-powered Web Applications • AI Customer Support Systems • AI Assistants • AI Lead Generation & Qualification Systems • Internal Business Automation • CRM & Business Applications • Document Intelligence Platforms • Custom AI Business Tools 🔌 API & THIRD-PARTY INTEGRATIONS I can connect your application with the tools and platforms your business already uses, including: • CRM systems • Payment platforms • Communication APIs • Marketing platforms • Business automation tools • SaaS APIs • Webhooks • Custom REST APIs • AI APIs 💡 WHY CLIENTS HIRE ME ✅ AI development + full-stack engineering ✅ Business-focused approach to technology ✅ Production-ready and scalable applications ✅ Clean and maintainable code ✅ AI integrations built around real use cases ✅ API and third-party system integrations ✅ Strong focus on performance and usability ✅ Long-term product development mindset I don't just build an AI feature and leave you with an API. I look at the business process, product requirements, user experience, technical architecture, AI opportunities, integrations, and scalability behind the solution. 💬 If you want to build a modern, AI-powered product, let’s discuss your project and bring your idea to life. 𝗞𝗲𝘆𝘄𝗼𝗿𝗱𝘀: AI Developer | AI Engineer | Full Stack Developer | Full Stack Development | Full-Stack AI Developer | AI Integration | AI Automation | AI Agent Development | Agentic AI | AI Applications | AI Chatbot Development | SaaS Developer | AI SaaS | B2B SaaS | React Developer | Next.js Developer | Node.js Developer | MERN Stack | Python Developer | API Developer | Workflow Automation | Business Process Automation | Document AI

🇮🇳Bengaluru, India$15/hr100% JSS4.92 (51)Since Sep 2016
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Earnings and projects

MRR
$10

Last 6 months ÷ 6

World#172,143 / 412k
🇮🇳Country#18,145 / 45.9k
Revenue, last 30 days
$0

Last 6 months: $59

Total earnings
$23k

Billed in all: $23k

World#131,561 / 412k
🇮🇳Country#18,035 / 45.9k
Per project
$256

$59 in the last 6 months

World#244,992 / 412k
🇮🇳Country#29,349 / 45.9k
Projects, last 6 months
1
100% fixed0% hourly
World#128,092 / 412k
🇮🇳Country#14,379 / 45.9k
Projects in all
88

Across 100 contracts

78% fixed22% hourly
World#32,720 / 412k
🇮🇳Country#5,807 / 45.9k

Earnings, last 30 days

$22.8kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$22,500$22,750$23,000$23,250Oct 8Oct 23Nov 7

Skill rankings: Top 28% in jQuery

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