Developer
Developer
I’m Umair Zafar a
Full Stack Developer.Freelance Developer.API & Backend Specialist.
I’m a Full Stack Developer specializing in .NET and Angular, focused on building scalable and high-performance web applications. I’m passionate about creating clean, efficient, and impactful digital solutions.
Find me on
I have hands-on experience in backend systems, RESTful APIs, database-driven applications, and responsive front-end development, with a focus on clean, maintainable, and scalable solutions.
Web Development
15+ Projects
Frontend Development
15+ Projects
Backend & API Development
7+ Projects
Database & System Optimization
10+ Project
00+
Years of Experience
00+
Tasks & Features Delivered
00+
Client Feedbacks
00k+
Lines of Code Writte
00+
Satisfied Clients
My Experts Areas Where I Gained Skill
Skilled in developing robust backend systems, RESTful APIs, and dynamic front-end applications. I focus on clean code, performance optimization, and scalable architecture.
Backend Development
Building secure and scalable applications using .NET Core, ASP.NET MVC, and Web API.
Frontend Development
Creating responsive and user-friendly interfaces with Angular, React JS, JavaScript, and jQuery.
Database Management
Optimized SQL Server design with stored procedures and efficient queries.
API Development
RESTful APIs for seamless system communication and integration.
Payment Integration
Secure and reliable payment gateway implementation.
System Architecture
Designing scalable, high-performance software architectures.
Version Control
Git & GitHub for efficient code management and collaboration.
Problem Solving
Debugging and optimizing applications for performance and stability.
WordPress Development
Building and customizing dynamic websites and business solutions using WordPress.
Shopify Development
Creating and managing eCommerce stores with custom themes and app integrations.
Graphic Design
Designing modern UI elements, branding materials, and visual content for web and social media.
Experiences
Senior Software Developer
Altpay
Dec 2023 - Present (2 yrs +)
I worked as a Backend Engineer on AltPay’s fintech platform, contributing to a high-volume transaction system with a focus on merchant onboarding, real-time transaction monitoring, and system reliability. I developed secure and scalable APIs and backend services for merchant management, payment reconciliation, and reporting dashboards. I also integrated the Raast instant payment system to enable fast and efficient digital transactions for merchants. In addition, I implemented role-based access control (RBAC) to strengthen system security and data integrity. I further optimized SQL queries and backend workflows, improving overall performance, scalability, and reporting accuracy..
Full Stack .NET Developer
Aim Solutions
Dec 2021 - Dec 2023 (2 yrs 11 mos)
Built and maintained 5+ scalable, data-driven web applications using .NET MVC and .NET Core, focusing on performance, maintainability, and clean architecture. Translated complex business requirements into robust solutions using ASP.NET, Angular, React, JavaScript/jQuery, SQL Server, and MySQL, consistently improving user experience and delivery efficiency. Contributed to end-to-end delivery of multiple production-grade .NET systems with strong reliability and client satisfaction. Designed and implemented RESTful and SOAP API integrations along with secure Stripe payment gateway integration, enabling seamless transaction processing. Continuously optimized backend performance, improving system scalability, responsiveness, and overall stability..
Junior Software Developer
Indigo Textile
Feb 2021 - Dec 2021 (11 mos)
Collaborated with cross-functional teams to design and deliver an advanced CRM solution using ASP.NET, automating approximately 30% of manual operational tasks and improving workflow efficiency. Optimized database performance by 40% through advanced query tuning and development of complex stored procedures, triggers, views, and functions, enabling faster and more efficient data processing. Developed and maintained 2 customized web applications using .NET MVC, .NET Core, JavaScript/jQuery, HTML, and SQL Server, ensuring scalable and reliable system architecture. Designed and implemented comprehensive reporting solutions that improved operational visibility, data accuracy, and decision-making efficiency..
Education
Usman Institute of Technology affiliated from NED
2005-2009
Bachelor of Science - BS, Software Engineering
Government Degree college Majeed SRE
2015 – 2017
Intermediate, Pre-Engineering
Bahria College Karsaz
2002-2015
Matriculation, Biology/Biological Sciences, General
Empowering Creativity through
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Email:
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Location:
Karachi, Pakistan -
Phone:
