Full Stack Engineer · 6+ years · Node.js • NestJS • React.js • Next.js • TypeScript • PostgreSQL • AWS
Building scalable, enterprise-grade systems for clients across Pakistan, the US, Canada, and Europe

• ⚙️ High-throughput backend APIs — Node.js, NestJS, Express
• 🎯 Modern frontends — React.js, Next.js, Angular, Redux Toolkit, Tailwind, MUI
• 🧠 LLM integration & RAG pipelines — OpenAI, Claude (Anthropic), prompt engineering, agentic workflows
• 🤖 MCP (Model Context Protocol) server tooling and AI-integrated platforms
• 🔄 Event-driven microservices — Redis pub/sub, BullMQ, Socket.io, WebSockets
• ☁️ Cloud-native deployments — AWS (EC2, S3, Lambda), Docker, GitHub Actions CI/CD
• 🔐 Secure, observable systems — JWT + RBAC, OAuth 2.0, multi-tenant isolation, audit trails

Lahore, Pakistan

• Architecting and leading end-to-end delivery across frontend, backend, QA, and design for scalable production systems
• Driving high-availability architectures and performance-focused engineering practices across multiple products
• Optimising development workflows, reducing bottlenecks, and improving overall team velocity
• Translating business requirements into robust technical solutions aligned with product goals
• Mentoring engineers and enforcing best practices in system design, code quality, and deployment pipelines
• Built user-facing modules, dashboards, and reusable frontend components for Web3 products.
• Developed scalable React.js applications with Web3.js integrations for blockchain-based platforms
• Collaborated with backend and blockchain teams to connect APIs, smart contract data, and frontend application logic.
• Delivered features in a hybrid development environment with strong focus on quality, speed, and reliability.

Lahore, Pakistan

• Engineered full-stack features using MERN stack for scalable and dynamic applications
• Built and integrated RESTful APIs ensuring seamless frontend-backend communication
• Optimised backend logic and database queries for improved system performance
• Built user-facing modules, dashboards, and reusable frontend components for Web3 products.
• Improved UI performance, code structure, and maintainability across active product modules
• Delivered features in a hybrid development environment with strong focus on quality, speed, and reliability.

Lahore, Pakistan

• Managed and scaled a team of 6+ engineers, improving sprint efficiency and delivery timelines
• Led frontend development for blockchain-based applications, admin dashboards, and cross-platform products.
• Implemented Web3 features including wallet connectivity, blockchain transaction flows, and smart contract data interaction
• Built and maintained React Native Expo applications for both mobile and web environments
• Designed reusable UI components and optimized frontend architecture for long-term scalability
• Delivered multiple production-grade applications with strong focus on scalability and maintainability
• Reduced technical debt through modular architecture and reusable design patterns
• Led code reviews and enforced engineering standards across projects
• Mentored junior developers, conducted code reviews, and helped improve development standards across the team.
• Improved application performance, responsiveness, and user experience across multiple production modules.

Lahore, Pakistan

• Developed full-stack web applications using MongoDB, Express.js, React.js, and Node.js.
• Built responsive frontend interfaces integrated with backend APIs and database-driven workflows.
• Designed and implemented REST APIs for business applications and internal platforms.
• Worked on authentication flows, CRUD modules, dashboards, and reusable frontend components.
• Collaborated with development teams to deliver secure, cloud-hosted, and scalable web solutions.
• Debugged application issues, improved performance, and supported deployment-ready deliverables.

Stack: Next.js · NestJS · PostgreSQL · Redis · AWS · Socket.io

• Designed and built the full product from the ground up — SSR Next.js frontend, NestJS RESTful API, PostgreSQL schema, Redis caching — serving a high-traffic fantasy horse-racing audience
• Engineered a WebSocket gateway (Socket.io) delivering live race updates and leaderboard streaming to thousands of concurrent users with sub-200ms latency
• Unified Equibase (live racing data), Stripe + InovoPay (payments), Brex (financial ops), RADAR (geofencing compliance), and KYC into a single fault-tolerant service layer
• Built an ML inference integration layer feeding player statistics into predictive models with interactive performance dashboards
• Deployed on AWS EC2 with Docker, GitHub Actions CI/CD, blue-green deployments — sustaining 99.9% uptime

HTML5 · SASS · CSS3 · JavaScript · React · Node.js · Express · MongoDB · JWT · Web3 · Ethereum

The secure gateway to the decentralized web.

Tajir Extension is a browser-based Web3 wallet that enables users to securely manage digital assets, interact with decentralized applications (dApps), and perform blockchain transactions across EVM-compatible networks.

Built with a strong focus on security, performance, and usability, the wallet provides seamless account management, token transfers, network switching, transaction signing, and real-time blockchain interactions while delivering an intuitive experience for both beginners and experienced crypto users.

• Developed and maintained the browser extension using JavaScript, implementing secure wallet creation, import/export, and account management workflows.
• Integrated Ethereum and EVM-compatible blockchain networks, enabling users to send, receive, and manage crypto assets with secure transaction signing.
• Implemented Swap Module by integrating LI.FI and ChangeNOW APIs, allowing users to perform cross-chain token swaps directly within the wallet.
• Built backend services with Node.js, Express, MongoDB, and JWT for secure authentication, wallet management, and API integrations.
• Integrated Web3 libraries to communicate with blockchain networks, retrieve wallet balances, transaction history, gas fees, and token information in real time.
• Enhanced the wallet experience by improving UI/UX, optimizing performance, and implementing secure approval flows for decentralized application (dApp) connections.

JavaScript · React · Node.js · Express · MongoDB · JWT · Web3 · Ethereum · LI.FI · ChangeNOW

Next.js · React · JavaScript · REST API · Responsive Design · Tailwind CSS

A specialized marketplace connecting automotive professionals for buying and selling vehicles, parts, and accessories.

Car Marketplace is a modern automotive platform designed specifically for mechanics, dealers, and automotive businesses to buy and sell vehicles, spare parts, and accessories. The platform streamlines the sourcing process, helping professionals efficiently acquire inventory for vehicle repairs, restorations, and resale.

Built with a focus on usability and performance, the application provides advanced search, categorized listings, detailed product pages, and a seamless browsing experience, enabling users to manage automotive inventory and transactions with ease.

• Developed responsive and user-friendly interfaces using Next.js and React, ensuring a seamless experience across desktop and mobile devices.
• Built dynamic listing pages for vehicles, spare parts, and automotive accessories with advanced filtering and search capabilities.
• Integrated REST APIs to manage listings, product details, user accounts, and marketplace interactions.
• Developed reusable UI components and scalable frontend architecture to improve maintainability and development efficiency.
• Optimized application performance through Server-Side Rendering (SSR), lazy loading, and efficient data-fetching strategies.
• Collaborated with designers and backend developers to deliver a production-ready marketplace with an intuitive and engaging user experience.

Next.js · React · JavaScript · REST API · Tailwind CSS · Responsive Design

Next.js · React · Web3 · Blockchain · JavaScript · Wallet Integration · REST API

A secure hybrid wallet that bridges centralized and decentralized finance.

CQR Vault is a blockchain-powered digital wallet designed to help users securely manage digital assets, perform value exchanges, and interact with both centralized and decentralized ecosystems. The platform combines modern wallet functionality with blockchain technology to deliver secure asset management, real-time transactions, and seamless financial interactions. :contentReference[oaicite:0]{index=0}

Built with a focus on security, performance, and usability, the application provides an intuitive interface for wallet management, blockchain transactions, digital asset tracking, and cross-platform accessibility, enabling users to confidently manage their digital finances. :contentReference[oaicite:1]{index=1}

• Developed responsive and scalable user interfaces using Next.js and React, delivering a seamless experience across desktop and mobile devices.
• Integrated Web3 technologies for secure wallet connectivity, blockchain interactions, and transaction signing.
• Built reusable components for wallet management, asset tracking, transaction history, and account management.
• Integrated REST APIs and blockchain services to retrieve balances, transaction details, and real-time account information.
• Optimized application performance through Server-Side Rendering (SSR), efficient state management, and responsive design best practices.
• Collaborated with blockchain and backend teams to deliver secure, production-ready wallet features while maintaining a clean and intuitive user experience.

Next.js · React · Web3 · Blockchain · JavaScript · Wallet Integration · REST API

Next.js · React · JavaScript · SASS · REST API · Responsive Design

A premium platform specializing in bespoke kitchen worktops, glass splashbacks, and luxury interior stone solutions.

Glass & Fusion is a modern website that showcases high-quality granite, quartz, marble, and glass products for residential and commercial projects. The platform enables customers to explore materials, browse completed installations, request quotations, and connect with specialists for customized interior solutions. :contentReference[oaicite:0]{index=0}

Designed with performance and user experience in mind, the application provides responsive layouts, dynamic product catalogs, enquiry forms, and an intuitive browsing experience, helping customers easily discover and customize premium worktops and interior finishes. :contentReference[oaicite:1]{index=1}

• Developed responsive and SEO-friendly user interfaces using Next.js and modern frontend best practices.
• Built dynamic product catalog pages for granite, quartz, marble, and glass collections with advanced filtering and search capabilities.
• Integrated REST APIs for product management, enquiry forms, and dynamic content delivery.
• Developed reusable UI components and scalable frontend architecture to improve maintainability and consistency across the application.
• Optimized application performance through Server-Side Rendering (SSR), image optimization, and efficient data-fetching strategies.
• Collaborated with designers and backend developers to deliver a production-ready website with a modern, intuitive, and conversion-focused user experience.

Next.js · React · JavaScript · SASS · REST API · SSR · Responsive Design

Next.js · React · Web3 · Blockchain · JavaScript · Wallet Integration · REST API

A decentralized platform that empowers crypto communities to vote for their favorite blockchain projects.

Coin Official is a blockchain-powered voting platform where users connect their crypto wallets and use tokens to vote for promising cryptocurrency projects. The platform promotes community-driven rankings, enabling blockchain projects to gain visibility while ensuring a transparent and secure voting process.

Designed for scalability and performance, the application delivers real-time vote tracking, wallet-based authentication, project discovery, and an intuitive user experience, making it easy for users to participate in decentralized governance and community engagement.

• Developed responsive and interactive user interfaces using Next.js and React for a seamless voting experience across all devices.
• Integrated Web3 wallet connectivity to enable secure user authentication and blockchain-based voting transactions.
• Built dynamic project listing pages with real-time vote counts, rankings, and detailed project information.
• Integrated blockchain smart contracts and REST APIs to manage voting, project data, and user interactions securely.
• Developed reusable components and optimized application performance through efficient state management and modern frontend architecture.
• Collaborated with blockchain and backend teams to deliver a secure, production-ready decentralized voting platform with a smooth and engaging user experience.

Next.js · React · Web3 · Blockchain · Wallet Integration · JavaScript · REST API

HTML5 · CSS3 · Next.js · React · Formik · TanStack Query · REST API

AI-powered Out-of-Home (OOH) advertising analytics platform.

Oohlytics AI is a modern analytics platform that empowers advertisers and media agencies to monitor, analyze, and optimize Out-of-Home advertising campaigns through real-time insights, interactive dashboards, and AI-driven reporting.

Built with a responsive and scalable frontend architecture, the platform enables users to visualize campaign performance, apply advanced filters, generate detailed reports, and make data-driven decisions through an intuitive and high-performance user experience.

• Developed responsive user interfaces using Next.js, React, and modern frontend best practices.
• Integrated REST APIs with TanStack Query for efficient data fetching, caching, background synchronization, and state management.
• Built dynamic forms and validation workflows using Formik, improving data accuracy and user experience.
• Implemented advanced filtering, search, and analytics dashboards for campaign performance monitoring and reporting.
• Optimized application performance through server-side rendering (SSR), reusable components, and efficient API integration patterns.
• Collaborated closely with backend and design teams to deliver scalable, production-ready features while maintaining a consistent and intuitive UI.

Next.js · React · Formik · TanStack Query · REST API · HTML5 · CSS3

Next.js · React · Redux Toolkit · JavaScript · REST API · Responsive Design · web3, Etherjs

A premium marketplace for Real-World Assets (RWAs), specializing in fine art and rare collectibles.

Ghost Marketplace (MIDNIGHT) is a modern digital marketplace that bridges the physical and digital worlds by enabling users to discover, buy, sell, and manage tokenized real-world assets, including fine art and exclusive collectibles, through a secure and intuitive platform.

Designed with a focus on performance and user experience, the marketplace offers seamless asset discovery, detailed collection pages, secure transactions, and responsive interfaces, making it easy for collectors, investors, and creators to participate in the growing RWA ecosystem.

• Developed responsive and high-performance user interfaces using Next.js and React for a seamless marketplace experience.
• Implemented scalable global state management with Redux Toolkit, ensuring efficient handling of marketplace data, user interactions, and asset management.
• Integrated REST APIs to display marketplace listings, asset details, collections, and transaction-related information in real time.
• Built reusable UI components, advanced filtering, and search functionality to improve asset discovery and user engagement.
• Optimized application performance through server-side rendering (SSR), lazy loading, and efficient data-fetching strategies.
• Collaborated with cross-functional teams to deliver production-ready features while maintaining clean, maintainable, and scalable frontend architecture.

Next.js · React · Redux Toolkit · JavaScript · REST API · RWA · Responsive Design · Web3, Etherjs

Metmask · Trust Wallet · ChangeNow · Next.js · React · Tailwind CSS · JavaScript · REST API · Responsive Design

A modern cryptocurrency platform built to support the launch and adoption of a Solana-based digital token.

Trump Token is a high-performance web platform designed to showcase a cryptocurrency ecosystem, providing users with information about the token, its utility, tokenomics, presale participation, and project roadmap through a fast and engaging user experience.

Built with a mobile-first approach, the platform delivers responsive interfaces, optimized performance, and seamless navigation while presenting complex blockchain and token information in a clear and accessible way for prospective users.

• Developed responsive, SEO-friendly user interfaces using Next.js, React, and Tailwind CSS.
• Built reusable UI components and interactive landing pages to present token details, roadmap, FAQs, and presale information.
• Optimized application performance using Server-Side Rendering (SSR), code splitting, and image optimization to improve loading speed and search visibility.
• Integrated REST APIs and dynamic content to display real-time project information and announcements.
• Implemented modern frontend architecture with scalable component design, responsive layouts, and cross-browser compatibility.
• Collaborated with designers and backend developers to deliver a polished, production-ready cryptocurrency platform with an intuitive user experience.

Metmask · Trust Wallet · ChangeNow Next.js · React · Tailwind CSS · JavaScript · REST API · SSR · Responsive Design

React.js · Web3.js · JavaScript · REST API · Blockchain · Wallet Integration · Responsive Design

A global Web3 platform for purchasing digital products and services from thousands of brands using cryptocurrency.

Zahnymous is a blockchain-powered marketplace that enables users to purchase gift cards, digital products, and online services from thousands of international brands through a seamless crypto payment experience. The platform bridges traditional commerce with decentralized finance by making cryptocurrency spending simple, secure, and accessible.

Built with a user-centric approach, the application delivers fast transactions, secure wallet connectivity, real-time payment processing, and an intuitive interface, allowing users to browse, purchase, and manage digital products effortlessly across supported regions.

• Developed responsive and interactive user interfaces using React.js, delivering a seamless experience across desktop and mobile devices.
• Integrated Web3.js to enable secure wallet connectivity, blockchain interactions, and cryptocurrency-based payment workflows.
• Built reusable components and optimized state management to improve application scalability and maintainability.
• Integrated REST APIs for product catalog management, order processing, payment status, and user account functionality.
• Optimized application performance through lazy loading, efficient rendering, and responsive design best practices.
• Collaborated with cross-functional teams to deliver secure, production-ready Web3 features while maintaining a modern and intuitive user experience.

React.js · Web3.js · JavaScript · Blockchain · Wallet Integration · REST API · Responsive Design

Next.js · React · SASS · JavaScript · REST API · Responsive Design

A modern real estate platform that simplifies property discovery and competitive bidding.

Property Asia is a digital property marketplace designed to help buyers and investors explore residential and commercial properties while participating in transparent bidding processes. The platform provides comprehensive property listings, detailed information, and an intuitive bidding experience to help users make informed investment decisions.

Built with performance and usability in mind, the application offers responsive interfaces, advanced property search, interactive listings, and seamless navigation, delivering a smooth experience across desktop and mobile devices.

• Developed responsive and SEO-friendly user interfaces using Next.js, React, and SASS.
• Built dynamic property listing pages with detailed property information, images, and bidding workflows.
• Integrated REST APIs to manage property data, user interactions, bidding information, and search functionality.
• Developed reusable components and scalable frontend architecture to improve maintainability and development efficiency.
• Optimized application performance through Server-Side Rendering (SSR), image optimization, and efficient data fetching.
• Collaborated with designers and backend engineers to deliver a production-ready real estate platform with a clean and intuitive user experience.

Next.js · React · SASS · JavaScript · REST API · SSR · Responsive Design

Next.js · React · Web3 · ZKSync · DeFi · JavaScript · Wallet Integration

A decentralized, non-custodial exchange built for the ZKSync ecosystem.

NBX (New Beyond Exchange) is a next-generation DeFi platform designed to provide decentralized trading and asymmetric yield distribution across ZKSync and other blockchain ecosystems. Built with a non-custodial architecture, the platform enables users to securely swap assets, provide liquidity, and participate in yield-generating opportunities while maintaining full control of their funds.

Focused on speed, scalability, and user experience, the application delivers seamless wallet connectivity, real-time market data, cross-chain interactions, and an intuitive interface for traders and liquidity providers in the expanding ZKSync ecosystem.

• Developed responsive and high-performance user interfaces using Next.js and React for a seamless decentralized trading experience.
• Integrated Web3 wallet connectivity, enabling secure authentication, transaction signing, and interaction with smart contracts on ZKSync.
• Built reusable UI components for token swaps, liquidity pools, yield farming, and portfolio management.
• Integrated blockchain APIs and smart contract interactions to display real-time token balances, pool statistics, and transaction history.
• Optimized application performance through Server-Side Rendering (SSR), efficient state management, and modern frontend architecture.
• Collaborated with blockchain and backend teams to deliver scalable, production-ready DeFi features while maintaining a secure and intuitive user experience.

Next.js · React · Web3 · ZKSync · DeFi · JavaScript · Wallet Integration

Bachelor of Computer Science — Superior University Lahore, Pakistan (Feb 2015 – May 2019)
Focus: Software Engineering · Sytem Design · Algorithms · Database Systems · Web Technologies

• HackerRank Problem Solving — Advanced
• Full Stack Development Certification SkipQ — 2023

I build systems that are:

• Scalable by design — engineered for growth from day one
• Secure by default — auth, validation, and observability baked in
• Maintainable for teams — clean APIs, typed contracts, good docs
• Optimized for performance — profiled, measured, and shipped fast

• 📧 Email: saaadali0087@gmail.com
• 💼 LinkedIn: https://www.linkedin.com/in/saad-ali-640555225/
• 💻 Portfolio: https://saad-ali-one.vercel.app/

📍 Lahore, Pakistan · Available immediately · Full-time · On-site / Hybrid / Remote · Open to Gulf & Europe