About Mubashir Ahmed
I am a highly skilled and experienced Full Stack .NET Developer with over 10 years of hands-on experience building high-performance enterprise applications, e-commerce platforms, and scalable backend systems. I specialize in ASP.NET Core, C#, React, Flutter, Python, and modern cloud-native architectures.
Throughout my career, I’ve helped businesses transform ideas into powerful digital solutions, from designing secure APIs and microservices to developing fast, user-friendly web and mobile apps. I focus on writing clean, optimized, and maintainable code that stands the test of time.
I have worked with startups, SMEs, and large enterprises across multiple industries, delivering projects such as:
- Enterprise ERP modules
- High-transaction e-commerce systems
- API integrations (WhatsApp, Payment Gateways, SMS, Third-Party CRMs, Sage, Odoo, etc.)
- Cross-platform mobile apps
- Automation tools and backend services
- Secure .NET Core APIs with JWT authentication and role-based access
- Ride-sharing backend with seat booking, fare calculation, and promo code system
- Home-services app backend with booking, scheduling, and driver assignment
- Custom modules: cheque management, rental equipment, provident fund, AML workflows
- Face-recognition attendance backend with real-time logs
- Tablet-based POS backend with syncing engine
- Digital document signing system
- Messaging backend for chats, groups, and media
- GPS tracking and auto check-in/check-out backend
- Video platform backend with uploads and streaming
My goal is simple: to turn your ideas into reality with world-class execution, transparent communication, and on-time delivery.
If you’re looking for someone reliable, fast-learning, creative, and committed to quality — I’m here to help you build something exceptional.
Let’s work together and take your project to the next level.
English
Native or bilingual
Can work on-site
Erfurt (up to 50km)
Experience
- SOWAANSENIOR SOFTWARE ENGINEERJanuary 2020 - Today (6 years and 5 months)Erfurt, Germany• Lead software development using .NET Core (C#), Python, AngularJS, and ReactJS.• Develop backend applications, microservices, and web APIs.• Work with SQL Server: query optimization, indexing, schema design, and performance tuning.• Use Entity Framework, asynchronous programming, and parallel data processing in .NET.• Build integration services using REST, SOAP, GraphQL, gRPC, Webhooks, and file-based interfaces.• Implement logging and monitoring with Serilog, SignalR, and custom middleware.• Apply SOLID principles, design patterns, and clean architecture.• Use Docker for containerization and deployment.• Work with CI/CD pipelines (GitHub Actions / GitLab CI / Azure DevOps).• Implement authentication and authorization using JWT, OAuth2, and .NET Identity.• Develop Python scripts and services for automation, data processing, and API integrations.• Use caching and background processing tools (Redis, Hangfire, Quartz).• Perform unit and integration testing using xUnit, NUnit, PyTest.• Guide development teams, conduct code reviews, and ensure on-time delivery.• Work directly with clients to gather requirements and deliver technical solutions.
- SELF-EMPLOYEDFREELANCE SOFTWARE ENGINEERJanuary 2020 - September 2022 (2 years and 8 months)Karachi, Karachi City, Sindh, Pakistan• Developed multiple projects using .NET Core, Flutter, and modern web technologies for international clients.• Mirico Portal – Web application for UK based sensors company .• Elegium – SaaS film production management system for a UK-based company.• MyShiftPro – Guard shift management platform for an company.• Sonar Mobile App – Developed using Flutter for a US-based company.• Delivered custom solutions across web and mobile platforms, ensuring performance, security, and scalability.• Managed end-to-end development, including client communication, requirement gathering, and deployment.
- SMARTHCMSENIOR SOFTWARE ENGINEERJuly 2017 - October 2020 (3 years and 3 months)Karachi, Karachi City, Sindh, Pakistan• Developed using ASP.NET MVC (C#) and Oracle 12c.• Delivered a comprehensive HR platform covering the entire employee lifecycle from hiring to retirement.• Led the development of a Cordova-based mobile app with GPS-based attendance and real-time monitoring.• Implemented customized HR modules tailored to client requirements.• Collaborated with cross-functional teams to ensure seamless system integration and high performance.• Enhanced workforce management through automation and advanced functionality.
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Education
- MASTERS IN RESEARCH IN COMPUTER AND SYSTEMSTechnische Universität IlmenauMASTERS IN RESEARCH IN COMPUTER AND SYSTEMS
- BACHELOR OF COMPUTER SCIENCEUniversity of Karachi2016BACHELOR OF COMPUTER SCIENCE