Hi there

Full Stack Developer | Ruby on Rails + React Specialist

Languages & Frameworks:
Ruby on Rails, React.js, Next.js, Node.js, Express.js, JavaScript (ES6+), TypeScript, TailwindCSS, HTML5, CSS3, SCSS

Backend & APIs:
RESTful APIs, GraphQL, Sidekiq, Pundit, Devise, Active Storage, WebSockets, JWT Auth

Databases:
PostgreSQL, MySQL, MongoDB, Redis

Cloud & DevOps:
AWS (EC2, S3, RDS), Heroku, Render, Railway, Docker, CI/CD, Nginx, Capistrano

Integrations:
Stripe, SendGrid, Twilio, PayPal, Cron Jobs, Google APIs

AI & Emerging Tech:
OpenAI API, LangChain, Generative AI tools for automation & LLM-powered assistants

📞 WhatsApp / Call: +92 303 5570992
📧 Email: iamqasimalizahid@gmail.com
💼 LinkedIn: linkedin.com/in/qasim-ali-zahid
🌐 GitHub: github.com/iamqasimali
💻 Fiverr: fiverr.com/qasimalizahid

⭐ I’m passionate about building impactful digital products and helping businesses scale. Whether you need an MVP, a full SaaS platform, or AI integration — I’m your dependable full-stack partner from concept to deployment.

🔗 Live Demo: roavi.com | 📁 Repository: GitHub

A comprehensive platform connecting travelers with local companions and guides. Built using React for a dynamic front-end experience and Ruby on Rails for robust server-side logic.

🛠️ Tech Stack: Ruby on Rails, React, Heroku, AWS S3, PostgreSQL, Devise, JWT, Stripe

Frontend: React.js, JavaScript, JSX, TailwindCSS, Chart.js, Axios, React Query, Formik
Backend: Devise, Stripe, Pundit, Sidekiq, Active Storage, SendGrid

🔗 Live Demo: POS Demo | 📁 Repository: GitHub

A comprehensive Point of Sale system designed for modern restaurants, featuring multi-portal access, real-time inventory management, and detailed analytics. Streamlines restaurant operations from order taking to financial reporting.

🛠️ Tech Stack: React, TailwindCSS, Node.js, Express.js, PostgreSQL, JWT, Socket.io

Key Features:

• Cashier Portal: Order management, table booking, billing, invoice generation
• Admin Portal: Complete business oversight, reports, employee management
• Inventory Management: Real-time stock tracking, low stock alerts, supplier management
• Reporting & Analytics: Sales reports, revenue analytics, performance metrics
• Employee Management: Staff scheduling, role-based access, performance tracking
• Utensils & Equipment: Maintenance tracking, usage logs, replacement scheduling

Frontend: React, TailwindCSS, Redux Toolkit, React Query, Chart.js, React Hook Form Backend: Node.js, Express.js, JWT Authentication, Socket.io, Bcrypt, CORS Database: PostgreSQL with complex relations for inventory, orders, and users

🔗 Live Demo: agency.pics | 📁 Repository: GitHub

Comprehensive tournament organization system with three distinct portals: Player, Tournament Management, and Admin. Built using the MERN stack.

🛠️ Tech Stack: Next.js, React, Express.js, Node.js, AWS S3, PostgreSQL

Frontend: Next.js, JavaScript, React, TailwindCSS, Chart.js, Axios, React Query
Backend: Express.js, JWT, Sequelize, Bcrypt, CORS

🔗 Live Demo: agency.pics | 📁 Repository: GitHub

Platform designed to connect models, influencers, and creatives. Allows users to showcase portfolios and network with industry professionals.

🛠️ Tech Stack: Ruby on Rails, React, SendGrid, Stripe Payments, Heroku, AWS S3

Frontend: React, SCSS, Bootstrap, JavaScript, Chart.js, React Image Gallery
Backend: Stripe, Devise, Pundit, Sidekiq, Active Storage, Kaminari

🔗 Live Demo: intimegdt.com | 📁 Repository: GitHub

Platform providing access to diverse datasets for real-time data discovery, evaluation, and integration across various industries and domains.

🛠️ Tech Stack: Next.js, React, TailwindCSS, Ruby on Rails, SendGrid, Stripe

Frontend: Next.js, React, TailwindCSS, Chart.js, React Query, Formik
Backend: Ruby on Rails, Stripe, Devise, Sidekiq, AWS S3

🔗 Live Demo: (Coming Soon) | 📁 Repository: GitHub

A comprehensive cargo booking and logistics tracking platform built for freight forwarders and shipping agents. The system enables cashiers to manage shipments, track customer payments, and coordinate with carriers like DHL, UPS, and FedEx — while admins oversee operations, users, and financials.

🛠️ Tech Stack: PERN Stack (PostgreSQL, Express, React, Node.js), Vite, TailwindCSS, JWT, Sequelize

Key Features:

• Dual Portal System: Role-based interfaces for Cashiers (booking, customer mgmt) and Admins (user/shipment oversight, reporting)
• Shipment Lifecycle: Full CRUD with auto-generated PKR-based tracking numbers (CARGO-PKR-YYYYMMDD-001)
• Financial Tracking: Record customer payments and carrier costs, calculate profit per shipment
• Customer & Carrier Management: Admin-only CRUD for customers and service providers (DHL, UPS, etc.)
• Responsive UI: Mobile-first design with role-aware dashboards, tables, and forms
• Secure Auth: JWT + HttpOnly cookies, role-based middleware (admin/cashier) Frontend: React, Vite, TailwindCSS, React Router, Formik, React Icons Backend: Node.js, Express, JWT, Bcrypt, Sequelize ORM, PostgreSQL DevOps: RESTful APIs, Proxy setup (Vite → Express), Role-based routing

🔗 Live Demo: (Coming Soon) | 📁 Repository: GitHub

A modern attendance and financial management platform built for gyms, training centers, and fitness studios. FitTrack enables staff to scan QR codes for instant attendance tracking, manage member/trainer fees, and generate detailed reports — all in one place.

🛠️ Tech Stack: PERN Stack (PostgreSQL, Express, React, Node.js), Vite, TailwindCSS, JWT, Sequelize ORM

Key Features:

• QR Code Attendance: Members & trainers scan unique IDs to check in — system auto-logs time and displays user details.
• Role-Based Access: Admins manage users; Staff mark payments; Trainers view their schedules.
• Financial Tracking: Track monthly fees from members and salaries for trainers.
• Automated Reporting: Generate PDF/Excel reports for attendance, revenue, and growth trends. Dashboard Analytics: Real-time charts for total members, active users, daily attendance, and revenue over time. Frontend: React, Vite, TailwindCSS, React Router, Formik, React Icons, Recharts Backend: Node.js, Express, JWT, Bcrypt, Sequelize ORM, PostgreSQL DevOps: RESTful APIs, Proxy setup (Vite → Express), Role-based middleware (admin, staff, trainer)

🔗 Live Demo: agency.pics | 📁 Repository: GitHub

Web-based monitoring and observability platform providing real-time insights into IT infrastructure, applications, and systems.

🛠️ Tech Stack: AlpineJS, TailwindCSS, Hugo, Netlify

Features: Real-time monitoring, Customizable dashboards, Performance metrics, Error tracking

🔗 Live Demo: bluebolivia.com | 📁 Repository: GitHub

Intuitive platform for tracking and converting between multiple currencies with focus on Bolivian economy. Features detailed charting and admin capabilities.

🛠️ Tech Stack: MERN Stack, Tailwind CSS, Binance APIs, Currency Rate APIs

Frontend: React, TailwindCSS, Chart.js, Axios, React Query
Backend: Node.js, Express.js, JWT, Cron jobs, Multiple API integrations

🔗 Live Demo: agency.pics | 📁 Repository: GitHub

Modern car sharing platform enabling short-term car rentals by the hour. Connects car owners with renters through a seamless digital experience.

🛠️ Tech Stack: Next.js, React, TypeScript, TailwindCSS, Ruby on Rails, Stripe

Frontend: Next.js, TypeScript, TailwindCSS, React Query, Formik
Backend: Ruby on Rails, Stripe, Devise, AWS S3, SendGrid

🔗 Live Demo: Visit Site | 📁 Repository: GitHub

Luxury transportation service website providing premium chauffeur services with elegant design and seamless user experience.

🛠️ Tech Stack: HTML, CSS, JavaScript

Features: Responsive design, Booking system, Service showcase, Contact management

I'm always open to discussing new opportunities, collaborations, or just having a tech chat!

Made with ❤️ and 💻 by Qasim Ali Zahid