Ayaz K.

Full-Stack Developer | React.js, Next.js, Node.js, Stripe Integration

Are you building a SaaS platform, eCommerce store, or custom web app — and need a developer who delivers clean, scalable, production-ready code on time? I'm a Full-Stack Developer with 5+ years of experience and 350+ successfully completed projects. I specialize in React.js, Next.js, Node.js, and Stripe integrations for startups, SaaS businesses, and eCommerce brands worldwide. ━━━━━━━━━━━━━━━━━━━━━━━━ 🚀 WHAT I BUILD FOR YOU ━━━━━━━━━━━━━━━━━━━━━━━━ ✅ SaaS Platforms — Full-stack SaaS apps with subscription billing, user dashboards, and role-based access ✅ Next.js Web Apps — SSR, SSG & ISR for SEO-friendly, lightning-fast performance ✅ MERN & MEAN Stack Apps — MongoDB, Express.js, React.js / Angular, Node.js ✅ REST APIs & GraphQL Backends — Secure, scalable, well-documented APIs ✅ eCommerce & WooCommerce Stores — Custom WordPress themes, WooCommerce setup, speed optimization ✅ Real-Time Applications — WebSockets, Firebase Firestore, live dashboards ━━━━━━━━━━━━━━━━━━━━━━━━ 💳 STRIPE INTEGRATION SPECIALIST ━━━━━━━━━━━━━━━━━━━━━━━━ Stripe is one of my core strengths. I build complete, production-ready payment systems including: → Stripe Connect — Multi-vendor marketplace payouts & platform fees → Recurring Subscriptions & One-Time Payments — SaaS billing, memberships, donations → Customer Billing Portal — Self-service subscription management & invoices → Webhooks & Event Handling — Reliable, failure-safe payment workflows → Coupons, Trials & Discounts — Conversion-optimized pricing flows → Secure Checkout — PCI-compliant, mobile-friendly payment experiences ━━━━━━━━━━━━━━━━━━━━━━━━ 🛠 MY TECH STACK ━━━━━━━━━━━━━━━━━━━━━━━━ Frontend » React.js, Next.js, Angular, TypeScript, JavaScript » Tailwind CSS, Material UI (MUI), Bootstrap, SCSS/SASS » Redux, Context API, responsive & mobile-first design Backend » Node.js, Express.js, REST API, GraphQL » JWT, OAuth 2.0, Firebase Authentication » Secure, optimized, and maintainable server architecture Databases » MongoDB, PostgreSQL, MySQL, Firebase Firestore Cloud & Deployment » AWS (EC2, S3, Amplify) · Vercel · Netlify · Firebase Hosting » Heroku · Hostinger · Kinsta · cPanel · VPS Tools & Workflow » Git, GitHub, GitLab, Bitbucket » Trello, Asana, Slack, Notion » Agile & Scrum methodologies ━━━━━━━━━━━━━━━━━━━━━━━━ ✅ WHY CLIENTS WORK WITH ME LONG-TERM ━━━━━━━━━━━━━━━━━━━━━━━━ ✔ 350+ projects delivered — startups to enterprises ✔ Clean, commented, and maintainable code (no spaghetti) ✔ On-time delivery with proactive communication ✔ I don't disappear after delivery — I offer ongoing support ✔ I ask the right questions before writing a single line of code ✔ Transparent about timelines, blockers, and tradeoffs ━━━━━━━━━━━━━━━━━━━━━━━━ 📩 LET'S TALK ━━━━━━━━━━━━━━━━━━━━━━━━ Full Stack & MERN: Full Stack Developer · MERN Stack Developer · MERN Developer · Full Stack MERN · React Node Developer · Node.js Full Stack Developer · React Full Stack Developer · Web Application Developer · Web Development Frontend: React Developer · React.js · Next.js Developer · Next.js Full Stack Developer · Angular · TypeScript · JavaScript · Tailwind CSS · Material UI · Redux · Responsive Design Backend & APIs: Node.js Developer · Express.js · NestJS Developer · Backend Developer · REST API Developer · GraphQL Developer · API Developer · Microservices · JWT · OAuth 2.0 SaaS: SaaS Developer · Full Stack SaaS Developer · Multi-Tenant SaaS · SaaS Application Development · SaaS Expert · Subscription Billing · Role-Based Access Control (RBAC) Payments: Stripe Developer · Stripe Integration · Stripe Connect · Recurring Billing · Subscription Payments · Stripe Webhooks · Payment Gateway Integration eCommerce: eCommerce Developer · WooCommerce Developer · Shopify · Custom Online Store · Headless Commerce Cloud & DevOps: AWS Full Stack Developer · Cloud Developer · Docker · DevOps · CI/CD · Vercel · Netlify · Firebase Other Stacks: Laravel Developer · Python Developer · PHP · AI App Full Stack Developer · Real-Time Applications · WebSockets Databases: MongoDB · PostgreSQL · MySQL · Firebase Firestore