Khimaji Valukiya — Strategic Entrepreneur & Full-Stack Developer
Your Trusted IT Partner with 12+ years of hands-on experience. I bring a unique blend of technical expertise and entrepreneurial vision to every project. Available full-time and ready to deliver results that exceed expectations.
Full-Stack Developer, Strategic Entrepreneur, AI Solutions Expert, Performance Optimizer, Your Trusted IT Partner
What I Do
- Full-Stack Expertise: 12+ years building fast, secure, and scalable web applications using Next.js, Laravel, PHP, Node.js, and React.
- AI & Machine Learning: Building intelligent applications with OpenAI, Claude, LangChain, and custom ML models for automation and insights.
- AI Chatbots & Agents: Developing conversational AI chatbots, virtual assistants, and autonomous agents using LLMs and RAG architectures.
- UI/UX & SEO Focused Design: Pixel-perfect, responsive layouts with W3C-compliant code, SEO-optimized structure, and mobile-first design.
- Performance Optimization: Improve load times, TTFB, Core Web Vitals with code-level and server-side optimization, caching, and indexing.
- Backend Architecture: Robust backend systems with Laravel, Node.js, REST APIs, clean architecture, and scalable microservices.
- Database Expertise: Advanced experience with MySQL, PostgreSQL, and MongoDB including query optimization and schema design.
- Mobile App API Development: I design lightweight and secure APIs for Android/iOS apps using RESTful architecture and scalable backend.
- Twilio Integration: Implemented SMS, WhatsApp, and voice call features using Twilio APIs for verification, alerts, and automation.
- Ubuntu Server Configuration: Server setup, NGINX/Apache config, SSL, domain pointing, cron jobs, firewall security, and Docker containers.
- Amazon EC2 Expert: Custom EC2 deployment, autoscaling setup, and server management for high-availability cloud hosting.
- Microsoft & Business Central API: Integrated Dynamics 365 Business Central APIs, with knowledge of Azure and enterprise-grade architecture.
- E-Commerce Development: Magento 2 & custom eCommerce with seamless checkout, product filtering, cart management, and payment integration.
- Security First Development: Follow best practices in input validation, HTTPS, authentication, and secure deployment on all layers.
- Research & Debugging: I solve complex problems quickly through in-depth debugging, research, and reverse-engineering bottlenecks.
- End-to-End Ownership: From wireframes to live production, I handle design, dev, testing, optimization, and server deployment with accountability.
- Result-Oriented Delivery: I think beyond requirements to deliver real business impact, focusing on usability, conversion, and long-term value.
Skills & Technologies
Frontend
- React.js — 95%
- Next.js — 92%
- TypeScript — 90%
- HTML5/CSS3 — 98%
- Tailwind CSS — 88%
Backend
- Node.js — 92%
- PHP/Laravel — 95%
- Python — 85%
- REST APIs — 95%
- GraphQL — 80%
Database
- MySQL — 95%
- PostgreSQL — 90%
- MongoDB — 85%
- Redis — 82%
AI & ML
- OpenAI/GPT — 90%
- LangChain — 85%
- Claude AI — 88%
- RAG Architecture — 82%
Cloud & DevOps
- AWS EC2 — 90%
- Docker — 85%
- Ubuntu/Linux — 92%
- NGINX — 88%
Tools & Others
- Git/GitHub — 95%
- Twilio — 88%
- Stripe/Payment — 90%
- Magento 2 — 85%
Work Experience
- 12+ Years Experience
- 40+ Jobs Completed
- 412+ Hours on Upwork
- 100% Job Success
Full-Stack Developer & AI Solutions Expert — Freelance (Upwork) (2022 - Present)
Delivering end-to-end web solutions for clients worldwide. Specializing in Full Stack Development, Back-End Development, Next.js, Laravel, and AI integrations. Achieved 100% Job Success Score and Top Rated status.
40+ Jobs Completed, 100% Job Success, Top Rated, 412+ Hours
Technical Project Manager — IT Services Firms (2018 - 2022)
Led cross-functional development teams in delivering complex web applications. Managed project lifecycles, client communications, and technical architecture decisions. Implemented agile methodologies and CI/CD pipelines.
Team Leadership, Project Management, Agile/Scrum, Client Relations
Senior Full-Stack Developer — IT Services Firms (2015 - 2018)
Architected and developed scalable web applications using PHP/Laravel and Node.js. Mentored junior developers and established coding standards. Implemented cloud deployments on AWS.
System Architecture, AWS Infrastructure, Code Reviews, Mentoring
Web Developer — IT Services Firms (2012 - 2015)
Developed custom web applications, e-commerce platforms, and content management systems. Built expertise in PHP, MySQL, JavaScript, and responsive design.
E-Commerce Development, CMS Solutions, API Integration
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