Jehanzeb — Backend Development freelancer in Lahore

🏆 Top Rated Plus Freelancer on Upwork 💯 95% Job Success Score | ⭐ 84 Projects Completed | 💰 $100K+ Earned Hi, I’m Jehanzeb (Jazz) a Senior Full-Stack Developer with 12+ years of experience delivering scalable, secure, and high-performance web platforms for global clients. I specialize in PHP (Laravel, CodeIgniter, Livewire) and Python (FastAPI, Flask) combined with modern frontend frameworks like React.js, Vue.js, and Alpine.js. I build enterprise-grade SaaS, ERP, AI-powered, fintech, and TravelTech solutions tailored to client needs. 🚀 Core Expertise - Full Stack Development – Laravel, Livewire, Alpine.js, React.js, Vue.js, Python - SaaS & ERP Systems – Role-based access control, subscription models, advanced reporting, workflow automation - API Mastery – RESTful, GraphQL, Payment Gateways (Stripe, PayPal), Travel APIs (Hotelbeds, Expedia, Amadeus), Flight APIs Sabre, Skyscanner - AI & Automation – Chatbots, NLP, OpenAI, LangChain, task automation with Python - Frontend Development – Tailwind CSS, Bootstrap, Single Page & Progressive Web Apps - Microservices & Real-Time Apps – WebSockets, message queues, background job processing - Database Design– MySQL, PostgreSQL, MongoDB, Redis - DevOps & Cloud – AWS (EC2, S3, Lambda), CI\u002FCD pipelines with GitHub Actions TravelTech & FinTech Experience - Hotel APIs: Integrated Hotelbeds, Expedia Rapid API, Amadeus, and Booking.com for real-time rates, availability, and seamless booking engines. - Flight APIs: Expertise with Amadeus, Sabre, Skyscanner for comprehensive flight search, ticketing, and fare management. - Fintech Solutions: Built secure payment gateways, digital wallets, transaction ledgers, and AML-compliant systems using Stripe, PayPal, Plaid API integrations. ⚙️ Technical Toolkit - Backend: PHP (Laravel, CodeIgniter, Livewire), Python (FastAPI, Flask) - Frontend: React.js, Vue.js, Alpine.js, Tailwind, Bootstrap - AI\u002FAutomation:** OpenAI, LangChain, Selenium, spaCy, NLTK - Database: MySQL, PostgreSQL, MongoDB, Redis - Cloud\u002FDevOps: AWS EC2, Lambda, S3, GitHub Actions, Docker - APIs: Hotelbeds, Expedia, Amadeus, Sabre, Skyscanner, Stripe, PayPal, Plaid ✅ Why Clients Hire Me - Deliver clean, modular, and well-tested code following best practices for maintainability and scalability - Proven track record building SaaS, AI-driven, TravelTech, and FinTech platforms that drive business growth - Strong communication and proactive leadership ensuring smooth project execution - Dependable on-time delivery with full post-launch support and maintenance If you’re looking for a developer who can architect complex systems, integrate AI or Travel APIs, and deliver enterprise-grade performance, let’s connect and discuss how I can help scale your product. #FullStackDeveloper #LaravelDeveloper #PythonDeveloper #FastAPI #ReactJS #VueJS #SaaS #ERP #TravelTech #FinTech #AmadeusAPI #Hotelbeds #Stripe #PayPal #Microservices #AWS #CI_CD #OpenAI #Automation #APIDeveloper #WebApplications #SoftwareEngineer