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Devashish S.
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Devashish S.

AI Engineer | AI Agents, RAG & MERN Stack SaaS

I can help to build production-ready AI applications, intelligent agents, and scalable SaaS platforms. With 9+ years of full-stack development experience, I specialize in AI agents, RAG pipelines, LLM integrations, voice AI, workflow automation, and MERN stack development. My focus is on turning complex AI requirements into reliable products using OpenAI, Claude, Gemini, Python, Node.js, React, MongoDB, LangGraph, vector databases, and modern cloud infrastructure. I work across the complete development lifecycle—from architecture and backend engineering to AI integrations, deployment, and production optimization. 𝗪𝗵𝗮𝘁 𝗜 𝗕𝘂𝗶𝗹𝗱 - Healthcare AI & Medical AI applications MCP agents, server and Integrations AI Applications in Healthcare for clinical and operational workflows AI Agents and intelligent AI assistants RAG applications using private business and healthcare data LLM-powered applications and conversational AI AI automation and intelligent workflow systems Custom AI Software Development Healthcare Software and Medical Software AI-powered SaaS platforms and MVPs AI document processing, extraction, classification, and summarization API integrations connecting AI models with business systems and healthcare platforms 𝗛𝗲𝗮𝗹𝘁𝗵𝗰𝗮𝗿𝗲 𝗔𝗜 I build AI for Healthcare solutions that combine AI with real-world healthcare workflows, data, and integrations. My experience includes clinical coding automation, healthcare data processing, FHIR-based integrations, healthcare APIs, clinical workflows, EHR integrations, and AI-assisted healthcare applications. 𝗔𝗜 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿𝗶𝗻𝗴 & 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝘆 AI: AI Agents, RAG, LLM, Generative AI, Machine Learning, OpenAI, Claude, LangChain, LangGraph, Hermes Agent, Openclaw, MCP server, MCP integration, Azure AI Backend: Python, FastAPI, Django, Flask, REST APIs, API Integration, Node.js Healthcare: Healthcare AI, Medical AI, Healthcare Software, Medical Software, FHIR, Healthcare APIs, Clinical Data, medical codes Data & AI Infrastructure: PostgreSQL, Supabase, MongoDB, pgvector, Pinecone, FAISS Frontend: React, Next.js, TypeScript, Javascript Automation: n8n, Make, Zapier, Workflow Automation MCP expertise - Custom MCP Servers | MCP Tools | Hermes Agents | RAG & MCP apps | Multi-Tool Workflows | MCP Security & Authentication Server - AWS, Azure, GCP 𝗙𝗿𝗼𝗺 𝗜𝗱𝗲𝗮 𝘁𝗼 𝗣𝗿𝗼𝗱𝘂𝗰𝘁𝗶𝗼𝗻 I can help take an AI product from idea → architecture → POC → production, including AI application development, RAG pipelines, AI Agent workflows, healthcare integrations, API development, cloud deployment, and ongoing optimization. Services - AI Developer | Fullstack AI Developer | AI Engineer | Generative AI Developer | SAAS AI developer | Python AI Developer | AI Automation Engineer | AI Application Developer | AI SaaS Developer | AI Backend Developer | AI API Integration | OpenAI API Developer | Claude AI Developer | Anthropic API Developer | LangChain Developer | LangGraph Developer | RAG Developer | RAG Pipeline Development | Retrieval-Augmented Generation | LLM Application Development | AI Workflow Automation | AI Integration Specialist | AI Chatbot Developer | AI Copilot Developer | AI Solutions Developer | Multi-Agent Systems Developer | MCP Developer | Model Context Protocol | Vector Database Integration | Embedding Integration | Semantic Search Developer | AI Search Developer | NLP Developer | Machine Learning Engineer | Python FastAPI Developer | FastAPI AI Integration | Django AI Developer | AI Microservices Developer | AI-Powered SaaS Developer | Python Backend Developer | REST API Development | PostgreSQL | AWS AI Solutions | Docker | Senior Python Developer | Python Automation Developer | MCP AI developer | MCP server

🇮🇳Noida, India$15/hr100% JSS4.95 (20)Since Jul 2021

Earnings and projects

MRR
$4.6k

Last 6 months ÷ 6

World#6,213 / 412k
🇮🇳Country#729 / 45.9k
Revenue, last 30 days
$4.2k

Last 6 months: $28k

World#7,692 / 412k
🇮🇳Country#897 / 45.9k
Total earnings
$122k

Billed in all: $129k

World#30,779 / 412k
🇮🇳Country#4,993 / 45.9k
Per project
$4.1k

$5.5k in the last 6 months

World#42,198 / 412k
🇮🇳Country#4,766 / 45.9k
Projects, last 6 months
5

Across 6 contracts

33% fixed67% hourly
World#41,747 / 412k
🇮🇳Country#4,996 / 45.9k
Projects in all
30

Across 37 contracts

19% fixed81% hourly
World#97,488 / 412k
🇮🇳Country#14,870 / 45.9k

Earnings, last 30 days

$129k+$4.2k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$122.5k$125.0k$127.5k$130.0kOct 9Oct 24Nov 8

Skill rankings: Top 2% in MongoDB

Ranked by MRR among everyone on Upwork with the skill.

  1. #17LangGraph299 freelancers · 🇮🇳 #4Top 6%
  2. #52Vector Database1,142 freelancers · 🇮🇳 #15Top 5%
  3. #75MERN Stack3,086 freelancers · 🇮🇳 #28Top 2%
  4. #81Chatbot Development3,106 freelancers · 🇮🇳 #10Top 3%
  5. #143Large Language Model2,726 freelancers · 🇮🇳 #26Top 5%
  6. #158FastAPI4,337 freelancers · 🇮🇳 #33Top 4%
  7. #190LangChain3,821 freelancers · 🇮🇳 #33Top 5%
  8. #201Generative AI5,038 freelancers · 🇮🇳 #50Top 4%