Gaurav Singh Karki — Full-Stack Developer
Full-Stack Developer
I turn complex ideas into software that ships and scales.
Web, mobile, AI — design to deployment. 30+ products in production, from SaaS and payment systems to AI platforms.
About
5+
Years experience
30+
Products in production
12
Happy clients
Selected Work
Experience
Co-Founder & Director
Cosmo ClanCo-founded and lead a product studio, driving direction across engineering, product, and client delivery.
Software Engineer
GLiN Softwares Pvt. LtdFull-stack developer building scalable web platforms, CRMs, SaaS products, and AI-powered solutions for global clients.
Software Engineer
Max Ads MediaWorked remotely on high-conversion marketing platforms and landing-page systems for performance-driven campaigns.
Capabilities
Frontend
Backend
Database & ORM
AI / LLM
Auth & Security
Payments & Billing
Cloud, Infra & Deployment
Tooling & Testing
Upwork
100%
Job success
10
Total jobs
1,442
Total hours
5.0
Avg. rating
Full-Stack AI Engineer for RAG Chatbot Development
“I had a great experience working with this developer on our RAG chatbot project. From the very beginning, they demonstrated strong expertise in full-stack development and a deep understanding of…”See more
Fixed priceSecurity/Scalability expert to review and improve my project
“Was great! Very professional, efficient and quick responses. Took care of conducting a security audit and implementing fixes, thanks Gaurav!”
Fixed priceFull-Stack Developer for Advanced AI RAG System with Next.js & FastAPI
“Gaurav is a very strong Full-Stack Developer with solid expertise in AI and RAG-based systems. He delivered a production-ready AI chatbot using Next.js (TypeScript) and FastAPI, including a complete RAG…”See more
Fixed priceReact, Next.js developer
“Outstanding experience. Hired Gaurav a second time and he worked exactly as expected. Thanks Gaurav.”
Fixed priceAdd a new CRUD functionality to my web page
“This has been the second time working with Gaurav and I will work with him again and again. The communication was smooth, he was available when I needed him. Highly…”See more
Fixed priceReact and Laravel Developer for website functionalities
“Excellent work. Listens to brief and completes work as requested in a prompt and professional manner. I am very satisfied with the work. Thanks.”
Fixed price