Freelancers using C# in KarachiFreelancers using C# in Karachi
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QUANIT KHATRI's avatar
QUANIT KHATRI
Karachi, Pakistan
.NET Developer building scalable APIs, SaaS & business apps
New to Contra
.NET Developer building scalable APIs, SaaS & business apps
Cover image for Hotel Management System A complete and
Hotel Management System A complete and user-friendly Hotel Management System designed to streamline daily hotel operations and improve overall efficiency. The system helps manage rooms, guests, reservations, room services, billing, and other essential hotel operations from a centralized platform. Key Features: 🏨 Room & Room Type Management 📅 Reservation & Booking Management 👤 Guest Management 🛎️ Room Service Management 💳 Billing & Payment Management 📊 Reports & Dashboard 🔄 Room Availability & Booking Status ⚙️ Easy-to-use Management Interface The system reduces manual work, keeps hotel operations organized, and provides staff with quick access to important information—making day-to-day hotel management faster, simpler, and more efficient.
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Cover image for Inventory Management System to help
Inventory Management System to help businesses manage stock and operations with ease. The system includes modules for categories, products, stock history, customers, and suppliers, along with purchase and sales orders to keep track of transactions. It also features detailed reports and analytics, plus a chart of accounts and accounting tools to manage finances in one place. A smart assistant is included to answer queries, generate quick reports, and provide useful suggestions. This system brings everything together to save time, improve accuracy, and make day-to-day management simpler.
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Cover image for Tracking Management System that helps
Tracking Management System that helps businesses monitor vehicles in real time and streamline job dispatching. The system provides live GPS tracking, route history, and status updates for every vehicle, giving complete visibility of fleet operations. Along with tracking, There is dispatch module where dispatchers can create, allocate, and monitor jobs from start to finish. The platform includes alerts and notifications for events such as Arrived, On Route, and completed jobs, ensuring quick response and smooth coordination.
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Cover image for The 340B Price Guide will
The 340B Price Guide will be a simple and reliable tool that helps hospitals, clinics, and pharmacies keep track of drug prices under the 340B program. It’s designed to make it easier for healthcare teams to see the right prices, compare costs, and stay compliant with program rules without spending hours digging through spreadsheets or confusing data.
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C#(3)
Zaheeruddin Shaikh's avatar
Zaheeruddin Shaikh
Karachi, Pakistan
Database Design & SQL Development Specialist
New to Contra
Database Design & SQL Development Specialist
Cover image for Zultec Barcode Solutions — Barcode,
Zultec Barcode Solutions — Barcode, PDA & WLAN-Based Business Solutions As Team Leader / Senior Software Engineer at Zultec, I designed and guided the development of mobile and barcode-based solutions connecting handheld PDAs, barcode scanning, WLAN/WiFi connectivity, applications, and enterprise databases. The solutions were developed using C# with Visual Studio 2005, .NET Compact Framework, Windows Mobile 6.0, WindowsCE, and SQL Server Mobile 2005, with integration with SQL Server and Oracle databases where required. I guided developers in implementing mobile applications on handheld devices and PDAs for a range of operational environments, including: • NJ Autos, Pirani Group — WiFi-based real-time transfer of workshop-floor data from handheld PDAs to SQL Server, with barcode scanning of engine and chassis information through quality checking and dispatch. • Yunus Textile Mills (YTM) — Barcode-based verification to prevent incorrect items from being packed and incorrect cartons from being dispatched. • Central Library System, NED University — Barcode generation and circulation for more than 65,000 books and 11,000 members, including issue, return and reservation using Oracle 10g and Oracle Forms/Reports. • Defense Central Library (DCL) — PDA-based physical stock taking to identify lost books, duplicate entries and uncounted inventory, with transfer of collected data to Oracle 10g. • Pakistan State Oil (PSO) — Barcode-based physical inventory of fixed assets to trace mislocated and lost items. • NSD — WiFi-based real-time data exchange through handheld PDAs across warehouses containing more than 300,000 inventory items, including barcode-based issue and return. This work combined mobile application development, barcode technology, PDA-based data capture, WLAN connectivity and database integration to support accurate and traceable operational processes across automotive, textile, education, library, oil & energy, and warehouse environments.
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Cover image for Zultec ERP — Enterprise Resource
Zultec ERP — Enterprise Resource Planning System I worked as Team Leader / Senior Software Engineer on the development of the Zultec ERP System from June 2006 to March 2010. My primary contribution was the analysis, design and database development of the Non-Financial Modules of the ERP, including: Procurement Module Inventory Module Sales Module Production Module Services and Maintenance Module User Security Management Module I independently carried out the analysis and design of these modules, developed logical and physical database models, and created the integrated database in SQL Server 2005. I also guided developers in the implementation of the User Interface and system functionality using C# and Visual Studio 2005. A significant part of the work involved Business Process Analysis and Documentation. User requirements were gathered and documented, Business Process Flow Diagrams were developed, and Business Process Reengineering was suggested for important processes. The Non-Financial Modules were integrated with Financial Modules developed by another team, including: Accounts Receivables Module Accounts Payable Module General Ledger Fixed Assets Module Human Resource Module Payroll Module The ERP incorporated processes covering procurement, sales, inventory, production, services and maintenance. It supported activities such as customer quotations, sales orders, purchase orders, Goods Receiving Notes, Delivery Notes, production job orders, raw-material tracking, finished-product tracking, repair and service job orders, and warranty claims. The system also incorporated Standard Item Codes, Bill of Material and Chart of Accounts, providing standardization across the organization. Multi-warehouse and multi-currency functionality was also employed. My Key Contribution Database Design • Business Process Analysis • ERP Integration • UI Guidance • Reporting • Documentation • Technical Leadership Technology: C# • Visual Studio 2005 • SQL Server 2005 • Crystal Reports • Visual SourceSafe 2005 This project represents my experience in designing and integrating an enterprise ERP database around real business processes, while working closely with developers and other technical teams.
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Cover image for MAJU Outcome-Based Education (OBE) System Designed
MAJU Outcome-Based Education (OBE) System Designed and developed the database for an Outcome-Based Education system at Mohammad Ali Jinnah University (MAJU), with the frontend subsequently implemented in both PHP and C#/.NET. The system models the relationship between: PEO → PLO → CLO → Assessment It provides detailed assessment of courses by CLO and PLO for individual students and supports the management of outcome-based education across university programmes. Key areas represented Degrees — BS, MS and PhD Programmes Programme Educational Objectives (PEO) Programme Learning Outcomes (PLO) Course Learning Outcomes (CLO) CourseCLOAssessmentStructure CourseCLOAssessment Grade Sheets Transcripts Major programmes included areas such as Computer Science, Software Engineering, Computer Engineering, Data Science, Artificial Intelligence and Business Administration, along with Biotechnology and Bioinformatics-related programmes. Programme availability varies by degree level. Database & Technology Database: MariaDB SQL: SQL User Interfaces: PHP and C#/.NET .NET: .NET Core, C#, Entity Framework Core, ASP.NET (http://ASP.NET) Core Identity Reporting: RDL Reports Supporting Tool: Excel VBA The same MariaDB database was used by both the PHP and .NET user interfaces. The PHP version was developed earlier and was practically used with real data; the .NET Core version was developed later. This project demonstrates database design for a complex academic information system where educational objectives, learning outcomes and student assessment are interconnected through a structured relational database.
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Cover image for Thesis Evaluation Management Designed and developed
Thesis Evaluation Management Designed and developed a database-backed web application for managing the thesis evaluation process at an academic institution. The system manages student and thesis information including registration number, degree/programme, thesis title, supervisor and co-supervisor. It also manages thesis submission according to prescribed templates and verification requirements, including formatting, plagiarism and other guidelines. Students who qualify proceed to thesis defense before a panel comprising the supervisor and internal and external members. The system maintains the status of the thesis through these stages and supports final publication after successful evaluation and prescribed formatting. My contribution: Database design and application development. Technology: MariaDB, C#, .NET Core, Entity Framework Core, ASP.NET (http://ASP.NET) Core Identity and RDL Reports.
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C#(4)
Khizar Khan's avatar
Khizar Khan
Karachi, Pakistan
Fullstack Developer Building Web and Mobile Apps.
Fullstack Developer Building Web and Mobile Apps.
Cover image for The Employee Contract Amendment Form (ECAF) System
The Employee Contract Amendment Form (ECAF) System
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Cover image for Byte ERP System
Byte ERP System
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Cover image for Ezface IoT Based
Ezface IoT Based
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C#(3)
Hunain Haider's avatar
Hunain Haider
Karachi, Pakistan
Full-Stack Developer & Digital Consultant
5.0
Rating
3
Followers
Full-Stack Developer & Digital Consultant
Cover image for Most founders focus on features
Most founders focus on features before launch. Few focus on architecture. That's usually where scalability problems begin. You don't need to be a developer to ask better technical questions. Before launching any SaaS platform, mobile app, dashboard, or digital product, make sure your team has covered these 3 backend fundamentals: 📡 Real-Time Sync Loop If your customer app, admin dashboard, and internal systems don't sync instantly, your team ends up relying on manual refreshes and inefficient workflows. 🗄️ Database Schema Indexing An application that feels fast with 10 users can become painfully slow with 10,000 users if the database isn't properly indexed. Scalability starts at the database level. 🔐 Decoupled Logic (Modular Architecture) Your frontend and backend should be separated. When business logic is tightly coupled to the UI, even small changes can create unexpected issues across the system. Strong architecture isn't just a technical decision. It's a business decision. The products that scale successfully are usually built on strong foundations long before users ever see them. Which of these checkpoints do you think gets overlooked most during product development?
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Cover image for Great software doesn't start with
Great software doesn't start with code. It starts with understanding the problem. One of the biggest lessons I've learned as a developer is this: The quality of your solution depends on the quality of your questions. Before writing a single line of code, I ask: 👤 Who is the user? 🎯 What problem are they trying to solve? ⏱️ Which step is slowing them down? 💡 How can we make the experience simpler? Technology is only a tool. Real value comes from solving the right problem in the simplest way possible. A modern UI is great. Clean architecture is essential. Fast performance matters. But if the product doesn't improve someone's workflow or solve a real business challenge, none of it creates lasting impact. The best digital products don't just look good. They make work easier, decisions faster, and businesses more efficient. I'm curious... What's one app or website you use almost every day because it simply works so well? 👇 Share it in the comments—I’m always interested in learning from great product experiences.
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Cover image for The biggest difference between a
The biggest difference between a good developer and a great one? It's not the programming language. It's the questions they ask before writing the first line of code. Before I start building any web application or mobile app, I always ask: 👤 Who is the user? 🎯 What problem are they trying to solve? ⏳ Which task wastes the most time? 💡 How can we make their experience simpler? Because technology alone doesn't create value. The right solution does. A beautiful interface is important. Clean code is important. Scalable architecture is important. But none of them matter if the product doesn't solve a real business problem. The best software feels effortless. It removes friction, saves time, and helps people achieve their goals without thinking about the technology behind it. That's the kind of digital experience every product should aim for. I'm curious... What's one app or website you use regularly because it simply feels right? 👇 Drop its name in the comments. I'd love to know what makes it stand out
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Cover image for Good software isn't just about
Good software isn't just about writing code. It's about creating experiences that people enjoy using. Whether it's a web platform, an internal dashboard, or a mobile application, the goal remains the same: Build products that are intuitive, reliable, and designed around real user needs. The best digital products combine: 📱 Great mobile experiences 💻 Clean web interfaces ⚡ Fast performance 🎯 Clear user journeys 🔄 Scalable architecture Technology changes quickly. Good user experience doesn't. What's one application you use regularly because it simply feels great to use? 👇 Share it below.
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C#(1)
Usman Afzal 's avatar
Usman Afzal
Karachi, Pakistan
Full Stack Web Developer | .NET + HTML/CSS/JS | Clean & Fast
18
Followers
Full Stack Web Developer | .NET + HTML/CSS/JS | Clean & Fast
Cover image for 🚀 Excited to share
🚀 Excited to share my latest full-stack project: LUXO E-Commerce Admin Dashboard — built entirely with ASP.NET Core MVC! This system includes: ✅ Admin Dashboard with real-time revenue & order analytics ✅ Complete Order Management (Pending → Confirmed → Shipped → Delivered) ✅ Product Catalog & Inventory Management ✅ Multi-payment method support (Credit Card, JazzCash, Easypaisa, Bank Transfer) ✅ Fully responsive design — works perfectly on all screen sizes Working on this helped me strengthen my skills in .NET Core, MVC architecture, database design, and UI/UX implementation. #DotNetCore #ASPNETMVC #EcommerceProject #WebDevelopment #Coding #PortfolioProject #PakistanDevelopers
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Cover image for Hire for Cutting-Edge Full-Stack E-Commerce Development
🛒 LUXO — Full-Stack E-Commerce Platform. A modern, fully responsive e-commerce web application built with ASP.NET Core MVC and React.js. 🔧 Tech Stack: Backend: ASP.NET Core MVC (.NET) Frontend: React.js Responsive: Mobile + Desktop Theme: Dark / Light mode Currently in development. Open to freelance work! 🚀 #FullStack #AspNetCore #ReactJS #ECommerce #WebDevelopment #DotNet #Freelance
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2K
Cover image for 🚀 Creating immersive digital experiences
🚀 Creating immersive digital experiences that bring brands to life. Designed & developed by Usman DevHub Tech & Creative Studio. We craft: ✨ Premium Website Designs ✨ Smooth & Engaging Web Animations ✨ Interactive User Experiences ✨ Modern UI/UX Solutions ✨ Creative Digital Experiences for Growing Brands Your website is more than just a page — it’s your digital identity. 🌐 Looking for a premium animated website that makes your business stand out? 📩 DM us and let’s discuss your next digital project. #WebDevelopment #WebsiteDesign #WebAnimation #UIDesign #CreativeStudio #UsmanDevHub
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Cover image for NOMAD TRAILS — Travel & Tours Website A modern travel websit...
NOMAD TRAILS — Travel & Tours Website A modern travel website designed and developed by Usman DevHub. Project Highlights: ✓ Modern UI Design ✓ Responsive Website Development ✓ Destination Showcase ✓ Smooth Booking Experience Role: Web Developer & UI/UX Designer Have a website project in mind? Feel free to reach out and let's discuss your requirements. Built by Usman DevHub.
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C#(2)
Murtaza .'s avatar
Murtaza .
Karachi, Pakistan
Dot Net Developer | GHL & Conversion Expert
5.0
Rating
1
Followers
Dot Net Developer | GHL & Conversion Expert
Cover image for Screenshot Monitor - Web & Desktop Application
Screenshot Monitor - Web & Desktop Application
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Cover image for Enhanced Attendance Marking System
Enhanced Attendance Marking System
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Cover image for IoT Based Machine Monitoring System
IoT Based Machine Monitoring System
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Cover image for Human Resource Management System
Human Resource Management System
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C#(1)
A. Hafeez's avatar
A. Hafeez
Karachi, Pakistan
PM | Full-Stack Dev | Android, Web, APIs, PHP, C#
PM | Full-Stack Dev | Android, Web, APIs, PHP, C#
Cover image for Desktop Application for Call Center Deals Management
Desktop Application for Call Center Deals Management
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Cover image for Web Development with Integrated On-Page SEO Techniques
Web Development with Integrated On-Page SEO Techniques
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Cover image for Building and Styling Websites with Emphasis on On-Site SEO
Building and Styling Websites with Emphasis on On-Site SEO
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C#(1)