Abdul Rahman Haroon Email & Phone Number

County Dublin, Ireland

Jeddah, Makkah, Saudi Arabia

Professional Summary • Umraat.com: Drove $1.1 million in revenue within 5 months using Maqam GDS, AWS, C#, .Net Core, MSSQL, JavaScript/jQuery, GIT, and PayFort. • alwaqtaldhahabi.com: Developed and managed a real estate application with auction capabilities and integration with Nafath and REGA. • API Design & Implementation: Created scalable APIs and background services, handling thousands of daily requests. • B2B & B2C Development: Built dashboards, reports, and monitoring tools for comprehensive B2B and B2C features. • Secure Transactions: Integrated PayFort for secure payment processing. • Web Applications Architecture: Employed n-tier and clean architecture with design patterns like Generic Repository and CQRS. • Project Leadership: Led the development, testing, deployment, and maintenance of various web applications including Umraat, portfolios, and Hajj portal. • Mobile App Development: Developed a Flutter-based mobile app for alwaqtaldhahabi.com, featuring SMS Authentication, Nafath integration, and secure payments via Sadad and PayFort. Available on Google Play Store.Skills • Programming & Frameworks: C#, .Net Core, JavaScript/jQuery, Flutter • Databases: MSSQL • Cloud Services: AWS • Tools: GIT • Payment Processing: PayFort, Sadad • Authentication & Integration: Nafath, REGA • Design Patterns: Generic Repository, Repository, CQRS • Architecture: n-tier, Clean architecture • API Design: Scalable APIs, Background services • Project Management: Development, Testing, Deployment, Maintenance

Little Rock, Arkansas, United States

Professional Summary • SD-WAN and WEConnect Projects: Delivered innovative solutions and impactful results. • SD-WAN Development: Added new features and implemented modifications using Azure, C#, .Net Core, Angular (TypeScript), Snowflake, Druid, MongoDB, GIT, and GraphQL. • CATO Integration: Managed secure SASE/SSE access in WEConnect using .Net Core, AngularJS, and GraphQL. • IT Managed Services Integration: Implemented ticket workflow and features. • Microservices Development: Created scalable microservices with .NET (Web APIs). • Full-Stack Development: Ensured seamless UI and system integration. • Agile Methodologies: Contributed to Scrum meetings. • Azure DevOps: Managed sprints, repositories, pipelines, user stories, tasks, and bugs.Skills • Programming & Frameworks: C#, .Net Core, Angular (TypeScript), AngularJS • Databases: Snowflake, Druid, MongoDB • Cloud Services: Azure • Tools: GIT, Azure DevOps • APIs: GraphQL, .NET Web APIs • Development Practices: Microservices, Full-Stack Development • Project Management: Agile methodologies, Scrum

Jeddah, Makkah, Saudi Arabia

Professional Summary • ERP Systems Management: Implemented, managed, and maintained ERP systems, including Finance modules, using .Net Core (Razor), MSSQL, JavaScript/jQuery, and Git. • ERP Development: Developed and configured ERP solutions to meet business requirements, enhancing functionality and user experience. • User Management: Created and managed multiple users' ERP systems, resolving bugs, and implementing enhancements for improved performance and user satisfaction.Skills • Programming & Frameworks: .Net Core (Razor), JavaScript/jQuery • Databases: MSSQL • Tools: Git • ERP Systems: Implementation, management, and maintenance • User Experience: Development and configuration to meet business requirements • System Performance: Bug resolution and enhancements • Project Management: IT management, user support, and system optimization

Islāmābād, Pakistan

Professional Summary• University Website Management: Managed, modified, and maintained university systems (UBT) using Azure, ASP.NET MVC, .Net Core (Razor, Web APIs), and Oracle DB.• Enhancements and Issue Resolution: Improved user experience and implemented new UI designs.• Dashboard Development: Created integrated functional dashboards with real-time insights using Chart.js.• API Integration: Seamlessly integrated APIs into the Online Travel Agency (OTA) website.• Microservice Architecture: Implemented a microservice-level architecture for the OTA website, enhancing scalability and maintainability.• Cross-functional Collaboration: Worked with cross-functional teams for successful project delivery with clients in Saudi Arabia.Skills• Programming & Frameworks: ASP.NET MVC, .Net Core (Razor, Web APIs), JavaScript, Chart.js• Databases: Oracle DB• Cloud Services: Azure• Tools: Git• System Management: Maintenance and modification of existing systems• UI/UX: Implementation of new UI designs and enhancements• Architecture: Microservice-level architecture• Collaboration: Cross-functional team collaboration

Newcastle Upon Tyne, England, United Kingdom

Professional Summary • Research Contribution: Contributed to a research paper titled "Adversarial Attacks and Defenses on Android Malware Detection." • Analysis and Findings: Conducted in-depth analysis on adversarial attacks and defenses in Android malware detection. • Writing and Editing: Summarized findings and contributed to writing and editing the paper using LaTeX, Overleaf, and Jupyter. • Skills Demonstrated: Demonstrated strong critical thinking, problem-solving, and research skills.Skills • Research and Analysis: Adversarial attacks, Android malware detection • Writing Tools: LaTeX, Overleaf • Data Analysis: Jupyter • Critical thinking, problem-solving, research

Islāmābād, Pakistan

Professional Summary • CMS Application Development: Developed a robust CMS application for content management and website creation using AWS, .Net Core (Razor, Web APIs), JavaScript/jQuery, MSSQL, and Amazon RDS. • API Creation: Created APIs for seamless website module integration and dynamic web page functionality. • Authentication & Access Rights: Led the development of an Authentication and Access Rights system for effective user privilege management. • Cross-functional Collaboration: Worked with cross-functional teams to implement new features and enhance user experience for clients in the USA.Skills • Programming & Frameworks: .Net Core (Razor, Web APIs), JavaScript/jQuery • Databases: MSSQL, Amazon RDS • Cloud Services: AWS • API Development: Integration and dynamic web pages • Authentication & Security: User privilege management • Collaboration: Cross-functional team collaboration

Islāmābād, Pakistan

Created an app that is a clone of "HumMart App" using React Native.

Islāmābād, Pakistan

Courses:-Introduction to Programming-Object-Oriented Programming-Introduction to Database-Data Structure-Computer Communication and Networks