I will develop a custom web application as a senior full stack developer


About this gig
Are you seeking a reliable Full Stack Web Developer or Custom Software Developer to engineer your custom website, scalable web application, AI SaaS platform, or comprehensive data dashboard?
I am Saghir, a Senior Product Engineer. I engineer fast, secure, and production-ready full-stack web solutions utilizing the MERN Stack. I manage the complete software development lifecycle, from designing responsive user interfaces to engineering robust backend APIs and executing secure cloud deployment.
As an experienced Full Stack Web Developer, I engineer scalable digital products tailored exactly to your business requirements. My core services include:
- Custom Web Applications and Startup MVPs
- Comprehensive Admin Panels and Client Portals
- Secure Payment Gateway Integrations
- Advanced Third-Party API Integrations
- Secure Cloud Deployment on AWS
- Six Months of Comprehensive Post-Launch Support
Expertise in Custom AI Software Development I specialize in developing sophisticated, AI-powered platforms. I build and seamlessly integrate advanced artificial intelligence features into your web application, including:
- Intelligent Chatbots and Autonomous AI Agents
- RAG-Based Knowledge Systems and Vector
Get to know Programmer
Building Scalable Software
- FromPakistan
- Member sinceJun 2026
- Avg. response time1 hour
Languages
English
FAQ
1. What technologies do you use for full-stack web development?
I specialize in the MERN stack (MongoDB, Express.js, React.js, and Node.js). For artificial intelligence capabilities, I integrate Major Large Language Models (including Claude AI and OpenAI), utilize vector databases for RAG-based knowledge systems, and build Agentic AI workflows. I deploy applicat
2. Do I need to provide the UI/UX design, or do you handle that?
I can accommodate both scenarios. If you do not have a design, I will create a modern, user-centric UI prototype in Figma as the first phase of our project. If you already possess existing wireframes or complete designs, I will convert them directly into clean, responsive frontend code.
3. Can you integrate custom AI features into my existing web application?
Yes. I can integrate autonomous AI agents, intelligent chatbots, automated workflows, and RAG-based search systems into your current infrastructure. We will discuss your existing architecture to ensure the integration is seamless and secure.
4. What is included in your six months of post-launch support?
My post-launch support ensures your custom web application runs flawlessly after deployment. It includes critical bug fixes, server performance monitoring, and minor visual adjustments. Please note that major new feature additions or significant structural changes after deployment will require a sep
5. How do we handle project requirements that change during development?
Clear communication is my priority. If your project scope changes significantly during the development lifecycle, we will pause to discuss the technical implications. We will adjust the timeline and budget accordingly before proceeding with the new requirements.
6. Will I receive the complete source code and intellectual property rights?
Yes. Upon the successful completion and delivery of the project, you will receive the full source code with detailed documentation and comments. You will retain absolute ownership and complete intellectual property rights to your custom software.

