You will get Your Legacy .NET App or Desktop Software to Latest .NET Core/Angular Stack
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Top Rated
Project details
Are you stuck with an outdated .NET Framework or Windows Forms application? I can help you modernize your legacy software by migrating it to the latest, scalable, and future-proof technologies like .NET Core, ASP.NET Core, Angular, and cloud services.
With over 7+ years of experience in .NET development and enterprise-grade migration projects, I ensure smooth transitions, zero data loss, and performance-optimized systems tailored to your business goals.
🔧 What this project includes:
• In-depth assessment of your current .NET or desktop app
• Migration of backend code to .NET Core / .NET 6+
• Rewriting or upgrading front-end to Angular or Razor Pages
• Database modernization (Entity Framework Core, SQL tuning)
• API layer creation or enhancement (REST/GraphQL)
• Full testing, deployment & post-migration support
🧩 Tech I work with:
• .NET Core, ASP.NET Core, C#
• Angular, Bootstrap, Blazor
• MSSQL, EF Core, Dapper
• Azure, AWS, Docker
💡 Why work with me?
• Proven migration experience with real-world enterprise projects
• Clean, maintainable code with long-term flexibility
• Focus on performance, security, and scalability
• Direct communication, quick turnarounds
With over 7+ years of experience in .NET development and enterprise-grade migration projects, I ensure smooth transitions, zero data loss, and performance-optimized systems tailored to your business goals.
🔧 What this project includes:
• In-depth assessment of your current .NET or desktop app
• Migration of backend code to .NET Core / .NET 6+
• Rewriting or upgrading front-end to Angular or Razor Pages
• Database modernization (Entity Framework Core, SQL tuning)
• API layer creation or enhancement (REST/GraphQL)
• Full testing, deployment & post-migration support
🧩 Tech I work with:
• .NET Core, ASP.NET Core, C#
• Angular, Bootstrap, Blazor
• MSSQL, EF Core, Dapper
• Azure, AWS, Docker
💡 Why work with me?
• Proven migration experience with real-world enterprise projects
• Clean, maintainable code with long-term flexibility
• Focus on performance, security, and scalability
• Direct communication, quick turnarounds
Programming Languages
JavaScript, ASP.NET, C#What's included
| Service Tiers |
Starter
$149
|
Standard
$249
|
Advanced
$449
|
|---|---|---|---|
| Delivery Time | 2 days | 5 days | 10 days |
Number of Revisions | 0 | 1 | 1 |
Number of Pages | 3 | 6 | 12 |
Design Customization | - | - | |
Content Upload | - | - | - |
Responsive Design | - | - | |
Source Code | - |
Frequently asked questions
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SM
Susanne M.
Apr 14, 2026
Follow-up on the 404 Error and Variant ID Behaviour in Shopify
Shahzad supported me with troubleshooting and stabilizing a complex Shopify–Probo API integration and remained fully committed until everything was working reliably.
**Accountable for Outcomes**
Shahzad took strong ownership of the project and ensured that the final outcome met the requirements. He stayed engaged until the system was functioning as expected.
**Clear Communicator**
Communication was always clear, structured, and professional. He explained technical aspects in a way that was easy to understand.
**Committed to Quality**
He showed a high level of commitment to delivering a stable and reliable solution, making sure everything worked properly in the end.
**Detail Oriented**
Shahzad worked carefully and methodically, paying close attention to the details required for a successful implementation.
**Solution Oriented**
He consistently focused on finding practical and effective solutions and kept moving the project forward despite challenges.
Overall, I highly appreciate his reliability, persistence, and dedication, and I would recommend working with him.
**Accountable for Outcomes**
Shahzad took strong ownership of the project and ensured that the final outcome met the requirements. He stayed engaged until the system was functioning as expected.
**Clear Communicator**
Communication was always clear, structured, and professional. He explained technical aspects in a way that was easy to understand.
**Committed to Quality**
He showed a high level of commitment to delivering a stable and reliable solution, making sure everything worked properly in the end.
**Detail Oriented**
Shahzad worked carefully and methodically, paying close attention to the details required for a successful implementation.
**Solution Oriented**
He consistently focused on finding practical and effective solutions and kept moving the project forward despite challenges.
Overall, I highly appreciate his reliability, persistence, and dedication, and I would recommend working with him.
JA
Jac Ky A.
Jan 5, 2026
SAP B1 Consultant for Initial Advice and Direction
Shahzad is a very good SAP B1 consultant and he is able to give good advice on the solutions. Great pleasure working with him
HK
Hassan Rafiq K.
Dec 18, 2025
.NET backend developer to identify and fix issues in an existing ASP.NET Core application
Shahzad quickly identified and fixed both issues. fixes are working as expected.
Smooth communication and timely delivery.
Smooth communication and timely delivery.
JF
Jonathan F.
Dec 5, 2025
SAP FSM to SAP Business One SQL
GM
Geraldine M.
Nov 10, 2025
Knowledge Graph for SAP HANA Retirement
About Shahzad
Senior .NET Developer | SAP B1 Integration Expert | Web & API Solution
100%
Job Success
Karachi, Pakistan - 1:08 pm local time
My core expertise includes:
🔹 Custom Software Development
Built over 15+ custom web applications using .NET Core, Angular, and SQL Server
Created & consulted on MVPs for 3 startups, accelerating time-to-market by 40%
Modernized legacy Webforms systems to .NET Core + Angular, improving performance by 60%
🔹 SAP Business One Integrations & Consultation
Completed 12+ SAP B1 Integrations across industries (Retail, Manufacturing, Wholesale)
Developed 3 SAP Add-ons for inventory management, reporting automation, and finance sync
Integrated SAP B1 with platforms like Shopify, Amazon, eBay, Retail Pro, Salesforce, and custom CRMs /ERP's
Delivered SAP-integrated POS Inventory Systems syncing over 10,000 daily transactions
Launched SAP API Gateway used for different web portals & handling the integration between SAP Business One & Retail pro, used in 100+ branches Retail Store.
Key Achievements:
Enabled businesses to achieve up to 30% faster operational workflows with SAP automations
Helped clients scale revenues by 20%-50% through integrated, real-time systems
Managed seamless API integrations processing 50K+ records daily without downtime
Whether you need a robust SaaS application, a custom ERP extension, or API integrations that scale with your business, I can deliver solutions built for reliability, scalability, and future growth.
📩 Let's connect to discuss how we can bring your project to life.
Steps for completing your project
After purchasing the project, send requirements so Shahzad can start the project.
Delivery time starts when Shahzad receives requirements from you.
Shahzad works on your project following the steps below.
Revisions may occur after the delivery date.
In-depth assessment of your current .NET or desktop app
Will do in first phase assessment of your current project to authenticate the system current flaws, bugs or any functional issues.