Hire the Best PayPal API Developers in Lucknow, IN

I am a Senior Laravel Developer with 10+ years of experience building scalable web applications, SaaS platforms, and high-performance backend systems. I specialize in Laravel, PHP, and Full Stack Development, delivering end-to-end solutions from database design to API integration and deployment. I have strong expertise in: Laravel Development & PHP Backend Systems REST API Development & Third-Party API Integration Payment Gateway Integration (Stripe, Razorpay, PayPal) MySQL Database Design & Optimization SaaS Application Development E-commerce Development & Custom Web Platforms I focus on building secure, scalable, and production-ready applications with clean architecture and optimized performance. 👉 I build complete systems, not just code. I turn complex business ideas into scalable, production-ready web applications. #stripe #saas #twillo #bugfixing #api #adminpanel #php

Top-Rated | Full-Stack Developer | React.js | Node.js | PHP | React Native | AI Specialist | WordPress If your business is facing repetitive workflows, overloaded support teams, or software that cannot scale, I build AI-powered systems that automate processes, improve efficiency, and deliver better user experiences. I am a Senior AI Full-Stack Engineer with 8+ years of experience building SaaS platforms, AI applications, and scalable products using LLMs, AI agents, React, Node.js, PHP, and cloud technologies. I help businesses transform ideas into reliable solutions that create measurable impact. 🏆 RESULTS I'VE DELIVERED FOR CLIENTS: → −60% support ticket volume · GPT-4o agent, CRM-integrated, multilingual, 24/7 for a SaaS company with 10,000+ users. → +40% average order value · AI recommendation engine trained on cart behaviour and purchase history. → 10,000+ users at launch · multi-tenant SaaS with isolated environments and Stripe subscription. billing. → 99.9% uptime · AWS auto-scaling, Redis, Docker, CI/CD, zero-downtime deployments. 👨‍💻 WHAT I BUILD: ✅ Senior Full-Stack Web Development (React · Next.js · Node.js · TypeScript) ✅ AI Agents, LLM Integrations & Intelligent Automation Systems ✅ SaaS Platform Architecture (multi-tenant · Stripe billing ) ✅ Mobile App Development (React Native · Flutter · offline-first · real-time sync) ✅ CRM & Admin Panel Development (custom dashboards · analytics · reporting) ✅ E-Commerce Platforms (AI-driven recommendations) ✅ MVP Development & Legacy System Modernisation ⚛️ FULL-STACK TECHNICAL EXPERTISE: FRONTEND · React.js, Next.js 14 (App Router), Vue.js, Nuxt.js, TypeScript · Tailwind CSS, Shadcn/UI, Radix UI, Framer Motion, Figma-to-code · Real-time streaming UIs, LLM chat interfaces, PWAs, offline-first apps BACKEND · Node.js, NestJS, Express.js, Python, FastAPI, Django, Laravel · REST APIs, GraphQL, WebSockets, microservices architecture · Authentication: OAuth2, JWT, multi-tenancy, RBAC DATABASES & CACHING · PostgreSQL, MySQL, MongoDB, Firebase, Supabase · Query optimisation, indexing strategies, database scaling CLOUD, DEVOPS & INFRASTRUCTURE · AWS (EC2, S3, Lambda, RDS, CloudFront), GCP, Azure · Docker, GitHub Actions, CI/CD pipelines, Vercel PAYMENTS & INTEGRATIONS · Stripe (subscriptions, webhooks), Razorpay, PayPal · HubSpot, Salesforce, Zoho CRM · Twilio, SendGrid · Google Maps API, Cloudinary, Firebase Push Notifications MOBILE · React Native & Flutter cross-platform, production-shipped apps · Real-time sync, push notifications, GPS tracking, offline-first architecture 🤖 AI & AUTOMATION EXPERTISE: I build real AI systems that reason, retrieve context, and take action, not basic API wrappers bolted onto existing products. AI FRAMEWORKS & ORCHESTRATION · LangGraph, LangChain, CrewAI, AutoGen, MCP (Model Context Protocol) · OpenAI GPT-4o, Claude (Anthropic), Gemini Pro, LLaMA 3, DeepSeek. RAG, VECTOR SEARCH & MEMORY · ChromaDB, FAISS, OpenAI Embeddings · Retrieval-Augmented Generation (RAG), semantic search. VOICE & MULTIMODAL AI · Vapi, Retell AI, ElevenLabs TTS, Twilio Voice autonomous inbound/outbound calling agents · GPT-4o Vision, Gemini Multimodal, Document AI, Speech AI AUTOMATION & WORKFLOW TOOLS · n8n, Make (Integromat), Zapier · LangSmith, eval pipelines, prompt optimisation. 🌐 INDUSTRIES I SERVE: SaaS & Enterprise Software · E-Commerce & Marketplaces · Fintech & Payments Healthcare & Telemedicine · EdTech & LMS · Real Estate Tech · Travel & Hospitality 🏆 WHY CLIENTS CHOOSE ME: ✔ Discovery first: I understand your business before writing a single line of code. ✔ Senior-level thinking: I design for scale, security, and maintainability from day one. ✔ Full ownership: backend, frontend, AI, cloud. One engineer, zero coordination overhead. ✔ Milestone-based delivery: live demos at every stage. ⚡ NDA-ready · Full IP transfer · 50 hrs/week availability KEYWORDS Full-Stack Developer | Front-End Developer | Back-End Developer | React.js Developer | Vue.js Developer | Next.js Developer | Node.js Developer | TypeScript Developer | JavaScript Expert | Tailwind CSS | Bootstrap | API Integration | REST API | GraphQL Developer | Web App Development | Responsive Design | Figma to HTML | WordPress Developer | Elementor Expert | WooCommerce | Shopify Developer | Custom Shopify App | Shopify Liquid | ACF | Headless WordPress | Payment Gateway Integration | Booking Website | ChatGPT Integration | OpenAI API | AI Chatbot Developer | AI Dashboard | LangChain | Claude Integration | AI Automation | Zapier Automation | Workflow Automation | React Native Developer | Flutter App Developer | Ionic App | Hybrid App Development | Mobile App with API | Cross-Platform App | Android/iOS Developer | Firebase Integration | Laravel Developer | FastAPI Developer | Supabase | MySQL | PostgreSQL | MongoDB Developer | Docker | CI/CD Pipeline | GitHub Actions | AWS Deployment | GCP Deployment| Cursor| Lovable| Claude

I build scalable web applications using Laravel + Vue.js that deliver real value — from clean APIs and payment workflows to responsive dashboards and competition/raffle systems. With 10+ years as a Full-Stack Developer and 100+ completed projects, I specialize in turning complex requirements into maintainable, high-performance code. Whether you’re launching a new SaaS product, integrating payments, or need a robust back-end + elegant front-end, I help you go from idea to deployment. Here’s how I serve clients: Laravel back-end: Modular architecture, API-first, performance optimised Vue.js (or React): Modern UI, interactive dashboards, great UX on web + mobile Payments & Integrations: Stripe, PayPal, custom gateway work Maintenance & Bugs: Quick turnarounds, clean code, peer-review ready I’m open to short- and long-term engagements and aim to become your trusted technical partner. Let’s connect and talk about how we can build something great together.

I help businesses build, optimize, and scale web applications, eCommerce stores, and backend systems with reliable development, clean architecture, and seamless integrations. I’m a Backend & eCommerce Developer with 6+ years of experience working with PHP, Laravel, WordPress, WooCommerce, Shopify, MySQL, REST APIs, and OpenSearch/Elasticsearch. My focus is on building scalable backend systems, high-performing eCommerce platforms, and custom integrations that improve operations and support business growth. What I can help you with: ✅ Laravel / PHP backend development ✅ WordPress website development and customization ✅ WooCommerce store setup, customization, and maintenance ✅ Shopify store development, updates, and integrations ✅ REST API development & third-party integrations ✅ MySQL database design, optimization & query tuning ✅ OpenSearch / Elasticsearch implementation ✅ Advanced search filters, full-text search & geo/radius queries ✅ Admin panels, dashboards & business tools ✅ Bug fixing, maintenance & feature enhancement My experience includes: ✅ Building backend systems for marketplaces, business platforms, and custom web applications ✅ Developing eCommerce platforms and consultation systems ✅ Creating API-driven Laravel applications with strong validation and error handling ✅ Working on WordPress, WooCommerce, and Shopify-based websites for business and online store needs ✅ Optimizing backend performance with indexing, query optimization, and schema tuning ✅ Supporting production systems with maintenance, troubleshooting, and long-term improvements Tech Stack: PHP, Laravel, WordPress, WooCommerce, Shopify, MySQL, REST APIs, OpenSearch, Elasticsearch, JavaScript, jQuery, Bootstrap, Git, Bitbucket, GitHub, Postman, SonarQube, Jira Why clients work with me: ✅ Strong backend and eCommerce development skills ✅ Clean, scalable, and maintainable code ✅ Reliable communication and ownership of tasks ✅ Experience with both custom web applications and eCommerce stores ✅ Comfortable working independently or with agencies and product teams If you need help with Laravel development, WordPress/WooCommerce, Shopify, REST APIs, backend optimization, or long-term website support, I’d be happy to discuss your project. 📩 Let’s discuss your project.