You will get Senior Full Stack Developer | React.js | Next.js | Node.js
Top Rated
Top Rated
Project details
🚀 Looking for an AI Engineer to build a scalable AI-powered backend, AI Agents, Generative AI application, or LLM-powered API?
You’re in the right place!
As an AI Engineer and Generative AI Engineer, I specialize in building secure, scalable, and production-ready AI backends that power AI applications, AI Agents, AI chatbots, and intelligent automation systems. As an AI Engineer, I leverage OpenAI, ChatGPT, GPT-4, Claude, LangChain, LangGraph, RAG, Vector Databases, and NLP to create enterprise-grade AI solutions.
✅ What I Offer as an AI Engineer:
=> AI API Development & LLM Integration
=> AI Agents & Multi-Agent Systems
=> Generative AI Application Development
=> OpenAI, ChatGPT, GPT-4 & Claude Integration
=> RAG (Retrieval-Augmented Generation) Systems
=> AI Workflow Automation & Intelligent Automation
=> Custom AI Assistants & AI Chatbots
=> Vector Database & Knowledge Base Integration
=> Scalable AI Backend Architecture
=> Cloud Deployment & AI Infrastructure
Technologies I Use:
• OpenAI API
• ChatGPT & GPT-4
• Claude
• RAG
• Vector Databases
• Python
• FastAPI
• Node.js
📩 Ready to work with an experienced AI Engineer? Let's build a powerful AI solution together!
You’re in the right place!
As an AI Engineer and Generative AI Engineer, I specialize in building secure, scalable, and production-ready AI backends that power AI applications, AI Agents, AI chatbots, and intelligent automation systems. As an AI Engineer, I leverage OpenAI, ChatGPT, GPT-4, Claude, LangChain, LangGraph, RAG, Vector Databases, and NLP to create enterprise-grade AI solutions.
✅ What I Offer as an AI Engineer:
=> AI API Development & LLM Integration
=> AI Agents & Multi-Agent Systems
=> Generative AI Application Development
=> OpenAI, ChatGPT, GPT-4 & Claude Integration
=> RAG (Retrieval-Augmented Generation) Systems
=> AI Workflow Automation & Intelligent Automation
=> Custom AI Assistants & AI Chatbots
=> Vector Database & Knowledge Base Integration
=> Scalable AI Backend Architecture
=> Cloud Deployment & AI Infrastructure
Technologies I Use:
• OpenAI API
• ChatGPT & GPT-4
• Claude
• RAG
• Vector Databases
• Python
• FastAPI
• Node.js
📩 Ready to work with an experienced AI Engineer? Let's build a powerful AI solution together!
Programming Languages
HTML & CSS, JavaScript, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$100
|
Standard
$500
|
Advanced
$1,500
|
|---|---|---|---|
| Delivery Time | 3 days | 8 days | 12 days |
Number of Revisions | 1 | 3 | Unlimited |
Number of Pages | 1 | 5 | 15 |
Design Customization | |||
Content Upload | - | ||
Responsive Design | - | ||
Source Code |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$50 - $70
Additional Revision
+$100
Additional Page
(+ 1 Day)
+$50Frequently asked questions
5 reviews
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SB
S B.
May 29, 2026
Temporary support - Fix the Bugs
Devansh is a highly skilled Full Stack Developer who did an excellent job working on our SQL Server meal-planning system and related integrations. He quickly understood a very large and complex stored procedure architecture and was able to work confidently across backend logic, APIs, and supporting application workflows.
He helped identify and resolve issues related to recipe rotation, blacklist consistency, and overall workflow stability while maintaining clean and reliable code. What stood out most was his proactive approach and problem-solving mindset. He didn’t just complete assigned tasks — he took the time to understand the system deeply and suggested practical improvements that added real value to the project.
Devansh is professional, communicative, and easy to work with throughout the engagement. His combination of strong backend, database, and full stack development skills made a significant impact, and I would confidently recommend him to anyone looking for a dependable Full Stack Developer.
He helped identify and resolve issues related to recipe rotation, blacklist consistency, and overall workflow stability while maintaining clean and reliable code. What stood out most was his proactive approach and problem-solving mindset. He didn’t just complete assigned tasks — he took the time to understand the system deeply and suggested practical improvements that added real value to the project.
Devansh is professional, communicative, and easy to work with throughout the engagement. His combination of strong backend, database, and full stack development skills made a significant impact, and I would confidently recommend him to anyone looking for a dependable Full Stack Developer.
IS
IT S.
May 13, 2026
Dynamic Configuration Tool
Devansh is a skilled Full Stack Developer who delivered solid work throughout the project. He handled both frontend and backend tasks effectively and showed good technical knowledge, problem-solving skills, and attention to detail.
He communicated clearly during the project, was receptive to feedback, and delivered tasks on time. Working with him was professional and smooth overall.
He communicated clearly during the project, was receptive to feedback, and delivered tasks on time. Working with him was professional and smooth overall.
AM
Ashish M.
Mar 31, 2026
Contract for Milestone1
Devansh is great to work with. He had a great UI/UX that he showcased for our solution. Really liked working with him. Will defiantly use him again in the future.
AM
Ashish M.
Nov 24, 2025
🛡️ Build GovShield iQ — an AI-Driven Phishing & Compliance Dashboard for Government Agencies
Devansh is great to work with. I'd highly recommend him for any Fullstack development, UI development work.
KS
Kate S.
Oct 15, 2025
Full Stack Developer (React + Node.js) – Fix Scheduling Module Crashing in Learning Management
Devansh did an excellent job fixing a critical issue in our LMS Scheduling Module. He quickly identified the root cause, implemented a stable solution, and ensured everything ran smoothly without affecting other parts of the system. Devansh has Great communication, deep technical expertise, and very reliable , highly recommended!
About Devansh
Full Stack Developer
100%
Job Success
Kadi, India - 3:27 pm local time
⭐ Top Rated Full Stack Developer
🏆 100% Job Success Score
✅ 5+ Years of Full Stack Developer Experience
🏆 5.00 ★★★★★ Client Feedback
✅ 1000+ Billed Hours
𝐖𝐡𝐚𝐭 𝐈 𝐁𝐮𝐢𝐥𝐝 𝐟𝐨𝐫 𝐘𝐨𝐮:
➡️ 𝐂𝐮𝐬𝐭𝐨𝐦 𝐖𝐞𝐛 𝐀𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬
Full Stack Developer delivering end-to-end development from front-end to back-end, fast, secure, and tailored to your unique business needs.
➡️ 𝐒𝐚𝐚𝐒 𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦𝐬
I build multi-tenant architecture and admin dashboards as your dedicated Full Stack Developer, shipping complete SaaS products end-to-end, not just individual features.
➡️ 𝐌𝐨𝐝𝐞𝐫𝐧 𝐅𝐫𝐨𝐧𝐭-𝐄𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭
Clean, responsive UIs using Angular, React, and TypeScript for seamless user experiences that your users will actually enjoy, built by a Full Stack Developer.
➡️ 𝐒𝐜𝐚𝐥𝐚𝐛𝐥𝐞 𝐁𝐚𝐜𝐤-𝐄𝐧𝐝 𝐒𝐲𝐬𝐭𝐞𝐦𝐬
Full Stack Developer building robust, scalable back-end systems with C#, .NET Core, Node.js, and NestJS, designed to handle real traffic and grow with your business.
➡️ 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞 𝐃𝐞𝐬𝐢𝐠𝐧 & 𝐌𝐚𝐧𝐚𝐠𝐞𝐦𝐞𝐧𝐭
Secure, optimized database solutions using MSSQL, PostgreSQL, and MongoDB, designed and managed by a Full Stack Developer.
➡️ 𝐂𝐥𝐨𝐮𝐝 𝐃𝐞𝐩𝐥𝐨𝐲𝐦𝐞𝐧𝐭
I deliver reliable deployments on Azure, AWS, and DigitalOcean with CI/CD pipelines and Docker as a Full Stack Developer who owns the entire cloud setup.
➡️ 𝐀𝐏𝐈 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 & 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬
Full Stack Developer specializing in RESTful and GraphQL API development and third-party integrations for seamless system communication across web, mobile,
𝐖𝐡𝐲 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐂𝐡𝐨𝐨𝐬𝐞 𝐌𝐞:
✅ 𝐅𝐮𝐥𝐥 𝐎𝐰𝐧𝐞𝐫𝐬𝐡𝐢𝐩 I handle frontend, backend, database, and cloud
✅ 𝐂𝐥𝐢𝐞𝐧𝐭-𝐅𝐨𝐜𝐮𝐬𝐞𝐝 Solutions aligned with your business goals, not just specs
✅ 𝐂𝐥𝐞𝐚𝐧 𝐂𝐨𝐝𝐞 Maintainable, scalable code that's easy to build on
✅ 𝐒𝐡𝐢𝐩𝐬 𝐅𝐚𝐬𝐭 MVPs and features delivered on aggressive timelines
✅ 𝐂𝐥𝐞𝐚𝐫 𝐂𝐨𝐦𝐦𝐮𝐧𝐢𝐜𝐚𝐭𝐢𝐨𝐧 Regular updates in plain English, no tech jargon
✅ 𝐋𝐨𝐧𝐠-𝐓𝐞𝐫𝐦 𝐒𝐮𝐩𝐩𝐨𝐫𝐭 I stay after launch to ensure continued success
𝐓𝐞𝐜𝐡 𝐒𝐭𝐚𝐜𝐤:
⚡ 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 → Angular, React, Redux, TypeScript, RxJS, Tailwind CSS, Bootstrap, MUI, Ant Design
⚡ 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 → C#, .NET Core, ASP.NET, Node.js, NestJS, RESTful APIs, GraphQL
⚡ 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞 → MSSQL, MySQL, PostgreSQL, MongoDB
⚡ 𝐂𝐥𝐨𝐮𝐝 → Azure, AWS, DigitalOcean, Docker, CI/CD
⚡ 𝐒𝐭𝐚𝐜𝐤𝐬 → MERN Stack, MEAN Stack, PERN Stack
⚡ 𝐕𝐞𝐫𝐬𝐢𝐨𝐧 𝐂𝐨𝐧𝐭𝐫𝐨𝐥 → GitHub, Bitbucket, Azure DevOps
𝐀𝐈-𝐏𝐨𝐰𝐞𝐫𝐞𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐓𝐨𝐨𝐥𝐬:
➤ Cursor, Cline, GitHub Copilot, Claude Code
➤ ChatGPT, v0.dev, Bolt.new
➤ Replit Ghostwriter, Codeium, Tabnine
➤ n8n, Zapier, Make (Integromat)
➤ MCP Servers & AI Agent Integrations
𝐖𝐡𝐚𝐭 𝐘𝐨𝐮'𝐥𝐥 𝐆𝐞𝐭:
✔️ A production-ready, custom solution built around your business goals
✔️ Seamless, modern UI with responsive design your users will love
✔️ Secure and scalable back-end built to handle real traffic
✔️ Post-launch support so nothing breaks after you go live
✔️ Complete end-to-end ownership from first line of code to deployment
🌟 𝐋𝐞𝐭'𝐬 𝐁𝐮𝐢𝐥𝐝 𝐒𝐨𝐦𝐞𝐭𝐡𝐢𝐧𝐠 𝐀𝐦𝐚𝐳𝐢𝐧𝐠 🌟
I'm passionate about helping businesses grow through technology. Every project I take on reflects my commitment to excellence from architecture to deployment. Ready to work with a reliable, experienced developer? Let's build something that lasts.
📩 Send me a message or invite me to your project. Let's talk. 🚀
Full Stack Developer | Full Stack Developer React Node | Full Stack Developer .NET | Full Stack Developer Angular | Full Stack Developer Node.js | Full Stack Developer MERN | Full Stack Developer MEAN | Full Stack Developer SaaS | Full Stack Developer API | Full Stack Developer Cloud | MERN Stack Developer | MEAN Stack Developer | Angular Developer | React Developer | Node.js Developer | Next.js Developer | .NET Developer | .NET Core Developer | Full Stack SaaS Developer | SaaS Application Development | Multi-Tenant SaaS | Web Application Full Stack Developer | API Full Stack Developer | REST API Developer | GraphQL Developer | Backend Developer | NestJS Developer | Azure Developer | AWS Developer | DevOps | Docker | CI/CD | Web Developer
Steps for completing your project
After purchasing the project, send requirements so Devansh can start the project.
Delivery time starts when Devansh receives requirements from you.
Devansh works on your project following the steps below.
Revisions may occur after the delivery date.
Client purchases the project and sends requirements.
Client reviews and approves your work, and you get paid.