Zakir U.

Senior Full Stack JS Developer | Node.js, React / Next.js, AWS

✅ Available for new projects 🚀 Hey, I’m 𝐙𝐚𝐤𝐢𝐫- I’m a Full-Stack JavaScript Developer. I have 𝟭𝟬+ 𝘆𝗲𝗮𝗿𝘀 𝗼𝗳 𝗲𝘅𝗰𝗲𝗹𝗹𝗲𝗻𝘁 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 and 𝘀𝘂𝗰𝗲𝘀𝘀𝗳𝘂𝗹𝗹𝘆 𝗰𝗼𝗺𝗽𝗹𝗲𝘁𝗲𝗱 𝟭𝟬𝟬+ 𝗽𝗿𝗼𝗷𝗲𝗰𝘁𝘀 specializing in React, Next.js, Node.js (Express.js, NextJS), AWS and scalable backend systems ⚡ I specialize in building end-to-end applications — from frontend interfaces to backend systems and APIs — with a strong focus on performance, maintainability, and real business needs. I also have solid experience with cloud platforms ☁️ and a strong passion for software engineering. 📌Technologies in which I am well-versed: 🔹React.js, Redux, Bootstrap, JavaScript, TypeScript, jQuery, Ajax, HTML5, Material UI, TailwaindCSS 🔹Next.js, 🔹React Native, 🔹Node.js, Express.js RESTful API, GraphQL 🔹MongoDB, MySQL 🔹JavaScript 🔹TypeScript 🔹UI/UX, Figma, Adobe XD 🚀 Core Expertise 🎨 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 • React.js (Hooks, Context, Suspense, memoization, lazy loading, performance optimization) • Next.js (SSR, SSG, ISR, App Router, edge rendering) • State management & data fetching: Redux Toolkit, Zustand, MobX, TanStack Query (React Query), caching strategies, server state management • UI: Material UI, Chakra UI, Ant Design, Bootstrap, Tailwind CSS, Radix UI, ShadCN UI • Styling: CSS Modules, SASS, LESS, SCSS, Styled Components, Emotion • Forms & UX: React Hook Form, Formik, Zod validation • Building responsive, fast, and scalable interfaces 🛠 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 • Node.js (Express.js, NestJS, modular architecture) • REST API & scalable backend architecture • Authentication & authorization (JWT, OAuth, session-based auth) • Microservices & event-driven architecture • (MERN) Full-stack patterns (MongoDB, Express.js, React, Node.js / NestJS) • API design: REST, GraphQL, gRPC • Realtime systems (WebSockets, Socket IO) • Message brokers & event streaming: Kafka, RabbitMQ • Background jobs, queues & async processing 🗄 𝓓𝓪𝓽𝓪𝓫𝓪𝓼𝓮𝓼 & 𝓞𝓡𝓜 & 𝓒𝓪𝓬𝓱𝓮✍ • PostgreSQL, MySQL, MongoDB, SQLite, MS SQL, DynamoDB • Prisma, TypeORM, Sequelize, Mongoose, Drizzle, Knex, Kysely, MikroORM • Database design & optimization • Redis 🔗 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 & 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬 • API integrations (third-party services, SaaS) • Payment integrations (Stripe, Braintree, Pay com etc.) • Real-time systems (WebSockets, Socket IO) • Media & streaming (WebRTC, HLS) • File uploads, payments, notifications • Building SaaS platforms, dashboards, and marketplaces ⚙️ 𝗧𝗼𝗼𝗹𝘀 & 𝗘𝗻𝘃𝗶𝗿𝗼𝗻𝗺𝗲𝗻𝘁 • JavaScript (ES6+, ESNext) | TypeScript • Git (GitHub, GitLab, Bitbucket) 💡 𝗪𝗵𝗮𝘁 𝘆𝗼𝘂 𝗰𝗮𝗻 𝗲𝘅𝗽𝗲𝗰𝘁 𝗳𝗿𝗼𝗺 𝗺𝗲 ✔ Clean, readable, and maintainable code ✔ Strong problem-solving skills ✔ Clear and fast communication ✔ Ability to work independently or in a team ✔ Focus on delivering real value, not just completing tasks 📈 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 𝗛𝗶𝗴𝗵𝗹𝗶𝗴𝗵𝘁 • Long-term contract • 5⭐ client feedback • 650+ hours worked on production system • Experience working on large-scale Next.js applications 🤝 Let’s work together Fluent in English 🇬🇧 | Agile mindset | Ready to start immediately If you’re looking for a developer who can take ownership, suggest better solutions, and deliver stable results — feel free to reach out. Just drop me a message and let’s chat 💬 🏷 𝗛𝗶𝗴𝗵𝗹𝗶𝗴𝗵𝘁𝗲𝗱 𝘀𝗸𝗶𝗹𝗹𝘀 Web Development, Application Development, JavaScript (JS), TypeScript, Full-Stack Development, Front-end Development, Back-end Development, React, Next.js, Node.js, Express.js, NestJS, Redux, Zustand, MobX, HTML, CSS, SCSS, Tailwind CSS, Styled Components, Radix UI, ShadCN UI, Material UI, Chakra UI, Ant Design, REST API, GraphQL, gRPC, API Development, API Integration, PostgreSQL, MongoDB, MySQL, SQLite, DynamoDB, SQL, Prisma, TypeORM, Sequelize, Mongoose, Drizzle, Knex, Kysely, MikroORM, AWS, Serverless, Vercel, Cloudflare, Google Cloud Platform, Docker, CI/CD, GitHub Actions, WebSockets, Socket IO, WebRTC, HLS, Kafka, RabbitMQ, Redis, SaaS, Microservices, System Design, Software Architecture, Payments Integration (Stripe, Braintree, Pay com), Dashboards, Admin Panels, CRM, ERP, CMS 𝐖𝐚𝐫𝐦 𝐑𝐞𝐠𝐚𝐫𝐝𝐬, 𝐙𝐚𝐤𝐢𝐫