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Fiverr Pro
English
$
USD
I will develop asp net core apis and angular web applications
Engr. Usman
Level 2
1 order in queue
5.0
5.0
Gig Summary
About this gig
Need an experienced .NET developer to build your web application or API?
I am a Full Stack .NET Developer with 7+ years of experience building secure, scalable, and maintainable web applications using ASP.NET Core, Angular, Web API, and SQL Server.
What I Can Build:
- Full Stack Web Applications with Angular and ASP.NET Core.
- RESTful Web APIs with JWT authentication and authorization.
- Admin Panels, Dashboards, CRMs, Portals, and SaaS applications.
- Third-party API integrations including Stripe, PayPal, Mollie, and Twilio.
- SQL Server and MySQL solutions using EF Core and Dapper.
- Bug fixes, refactoring, and performance improvements.
My Expertise:
ASP.NET Core | Angular | REST APIs | SQL Server | EF Core | Dapper | Clean Architecture | Microservices
Why Work With Me?
- 7+ years of professional development experience
- Clean, maintainable, and scalable code
- Clear communication and reliable delivery
- Solutions tailored to your requirements
- Please message me before ordering so we can discuss your requirements, scope, price, and delivery time.
Get to know Engr. Usman
Engr. Usman
Senior DotNET Full Stack and AI Automation Engineer
Level 2
- FromPakistan
- Member sinceJan 2022
- Avg. response time1 hour
- Last delivery2 weeks
Languages
Urdu, English
Senior Full Stack Developer & AI Automation Engineer with 7+ years building scalable web apps and AI-powered SaaS platforms.
• AI & Automation: LLM agent workflows, RAG pipelines, OpenAI API, self-hosted models (Ollama), vector search (pgvector)
• Workflow Automation: n8n, Make.com, Zapier, custom Python/Celery pipelines
• Backend: ASP.NET Core, Clean Architecture, CQRS, DDD, Django, FastAPI
• Frontend: Angular, Next.js, React
• Cloud & DevOps: Azure, Docker, PostgreSQL, Stripe
Trusted by global clients to take projects from spec to production. Let's build something that scales!
My Portfolio
FAQ
Should I contact you before placing an order?
Yes. Please message me with your project requirements before ordering. I will review the scope, existing codebase if applicable, required features, and timeline, then recommend the right package or provide a custom offer.
Can you work with my existing ASP NET Core or Angular application?
Yes. I can work with existing applications for new features, bug fixes, API development, refactoring, integrations, performance improvements, and upgrades. Please share your current technology stack and requirements.
Do you provide full stack development with ASP NET Core and Angular?
Yes. I can handle both frontend and backend development, including Angular applications, ASP NET Core Web APIs, authentication, authorization, databases, dashboards, and business functionality.
Can you develop or integrate REST APIs and third party services?
Yes. I can develop RESTful APIs and integrate third party services such as Stripe, PayPal, Mollie, Twilio, and other APIs based on their documentation and your project requirements.
What do you need from me to get started?
Please provide your requirements, expected features, designs or reference examples if available, and access to the existing codebase or API documentation when applicable. I can also help clarify the technical scope before development starts.
What if my project does not fit your packages?
No problem. Software projects often vary in scope. Send me your requirements and I can review the project, discuss the timeline, and provide a custom offer based on the work required.
Reviews
74 reviews for this Gig
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
T tsimbaof
Zimbabwe
Ongoing collaborationGreat job and thank you so much
$200-$400
Price
2 days
Duration
E 
Seller's Response
Helpful?T tsimbaof
Zimbabwe
Ongoing collaborationgreat job, thank you and will work together again
$200-$400
Price
5 days
Duration
E Seller's Response
Helpful?M mike_hess2
United Kingdom
Ongoing collaborationEng. Usman made all the changes we asked for quickly and with good value.
$800-$1,000
Price
4 days
Duration
E Seller's Response
Helpful?A 
anna_jurversity
Germany
Ongoing collaborationWorking with Usman is always a great experience. He is very professional and quickly understands requirements and issues. Highly recommended.
$100-$200
Price
2 days
Duration
E Seller's Response
Helpful?S 
sourceneo
France
Very interesting experience thank you Usman for your availibility even late the night ( Considering time scale between us ) communication and support to make the needed adjustement quickly technicaly delivered what was agreed
$200-$400
Price
8 days
Duration
E Seller's Response
Helpful?
Reviews
74 reviews for this Gig
| (74) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
T tsimbaof
Zimbabwe
Ongoing collaborationGreat job and thank you so much
$200-$400
Price
2 days
Duration
E Seller's Response
Helpful?T tsimbaof
Zimbabwe
Ongoing collaborationgreat job, thank you and will work together again
$200-$400
Price
5 days
Duration
E Seller's Response
Helpful?M mike_hess2
United Kingdom
Ongoing collaborationEng. Usman made all the changes we asked for quickly and with good value.
$800-$1,000
Price
4 days
Duration
E Seller's Response
Helpful?A anna_jurversity
Germany
Ongoing collaborationWorking with Usman is always a great experience. He is very professional and quickly understands requirements and issues. Highly recommended.
$100-$200
Price
2 days
Duration
E Seller's Response
Helpful?S sourceneo
France
Very interesting experience thank you Usman for your availibility even late the night ( Considering time scale between us ) communication and support to make the needed adjustement quickly technicaly delivered what was agreed
$200-$400
Price
8 days
Duration
E Seller's Response
Helpful?
