You will get Full Stack Developer, Software Developer, .NET Web Application Development
Top Rated
Project details
Leveraging deep expertise as a .NET developer, I specialize in building outstanding web solutions that meet the needs of global clientele.
Project Process:
• Consultation: I take the time to understand your unique requirements, enabling me to suggest a customized web solution tailored to your needs.
• Website Design & Development: I create an eye-catching design and, after receiving your approval, I start the development phase. Here, I integrate custom features as defined in the package and populate each page with relevant content.
• Quality Assurance: I implement rigorous testing methodologies to identify and resolve any potential issues in the web application.
• Project Completion: The final source code is either delivered directly to you or hosted on your server and redirected to your domain, depending on your needs.
Technical Proficiency:
• ASP.Net, MVC, Core
• AngularJS, Node.js
• C#, Visual Basic
• SQL Server, MongoDB
• Entity Framework, LINQ
• HTML5, CSS3, Bootstrap
• JavaScript, jQuery
I'm excited to discuss your project requirements and look forward to turning your vision into a compelling, functional reality!
Project Process:
• Consultation: I take the time to understand your unique requirements, enabling me to suggest a customized web solution tailored to your needs.
• Website Design & Development: I create an eye-catching design and, after receiving your approval, I start the development phase. Here, I integrate custom features as defined in the package and populate each page with relevant content.
• Quality Assurance: I implement rigorous testing methodologies to identify and resolve any potential issues in the web application.
• Project Completion: The final source code is either delivered directly to you or hosted on your server and redirected to your domain, depending on your needs.
Technical Proficiency:
• ASP.Net, MVC, Core
• AngularJS, Node.js
• C#, Visual Basic
• SQL Server, MongoDB
• Entity Framework, LINQ
• HTML5, CSS3, Bootstrap
• JavaScript, jQuery
I'm excited to discuss your project requirements and look forward to turning your vision into a compelling, functional reality!
Programming Languages
JavaScript, ASP.NET, C#Coding Expertise
Cross Browser & Device Compatibility, Security, DesignWhat's included
| Service Tiers |
Starter
$99
|
Standard
$999
|
Advanced
$3,999
|
|---|---|---|---|
| Delivery Time | 1 day | 7 days | 30 days |
Number of Revisions | 0 | 0 | 0 |
Design Customization | - | - | - |
Content Upload | - | - | - |
Responsive Design | - | - | - |
Source Code | - | - | - |
Frequently asked questions
51 reviews
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MT
Matthew T.
Aug 13, 2026
Experienced iOS Developer for Linxio Fleet App.
BS
Benjamin S.
Jul 28, 2026
Senior Flutter Developer
Fantastic work, I would highly recommend!
KR
Kristienne Jerica R.
May 6, 2026
Shopify Developer Agency for UI/UX & CRO
JD
Jude D.
May 4, 2026
Automations + Tech Developer
Sunny has been an incredible support to our marketing agency. He is knowledgable across multiple platforms, solutions oriented, and a great communication. Highly recommend
BD
Ben D.
Jan 7, 2026
Full-Stack Developer (with AI Integration Expertise)
It was brilliant working with Sunny. Very attentive and responds quickly to feedback, whilst pro-actively offering fresh suggestions throughout the process. Excited to work together in the future.
About Sunny
Senior Full Stack Engineer | AI & SaaS Development
100%
Job Success
Ambala City, India - 5:38 am local time
With 10,000+ Upwork hours, 100% Job Success Score, and Top Rated badge, I help startups, businesses, and growing teams turn complex product requirements into production-ready software.
My core strength is end-to-end product engineering - from architecture and backend development to frontend applications, APIs, AI integrations, cloud deployment, and ongoing scaling.
𝗪𝗵𝗮𝘁 𝗜 𝘀𝗽𝗲𝗰𝗶𝗮𝗹𝗶𝘇𝗲 𝗶𝗻
𝗔𝗜-𝗣𝗼𝘄𝗲𝗿𝗲𝗱 𝗣𝗿𝗼𝗱𝘂𝗰𝘁𝘀
- Generative AI and LLM integrations
- AI assistants and intelligent workflows
- RAG applications
- AI-powered SaaS features
𝗦𝗮𝗮𝗦 & 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀
- SaaS platforms
- MVPs
- Multi-tenant applications
- Business dashboards
- APIs and integrations
𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 & 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿𝗶𝗻𝗴
- React and Next.js
- Node.js and REST APIs
- Python / Django / FastAPI
- JavaScript / TypeScript
- PostgreSQL, MySQL and Firebase
- AWS / Azure
- Docker, CI/CD and cloud deployments
𝗔𝗱𝗱𝗶𝘁𝗶𝗼𝗻𝗮𝗹 𝗣𝗿𝗼𝗱𝘂𝗰𝘁 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲
Mobile applications, Shopify/Shopify Plus, eCommerce, subscriptions and complex third-party integrations.
𝗛𝗼𝘄 𝗜 𝘄𝗼𝗿𝗸
I don't just focus on writing code. I work with clients to understand the product, identify the right technical approach, build the solution, and support it through production.
𝗗𝗲𝗽𝗲𝗻𝗱𝗶𝗻𝗴 𝗼𝗻 𝘁𝗵𝗲 𝗲𝗻𝗴𝗮𝗴𝗲𝗺𝗲𝗻𝘁, 𝗜 𝗰𝗮𝗻 𝗰𝗼𝗻𝘁𝗿𝗶𝗯𝘂𝘁𝗲 𝗮𝘀:
- Senior Full-Stack Engineer
- AI / SaaS Engineer
- Product Engineer
- Technical Lead
- Long-term Development Partner
- Offshore Engineering Partner
I am comfortable joining an existing engineering team, taking ownership of a complete product, or working directly with founders and businesses from idea/MVP through production.
𝗪𝗵𝘆 𝗰𝗹𝗶𝗲𝗻𝘁𝘀 𝘄𝗼𝗿𝗸 𝘄𝗶𝘁𝗵 𝗺𝗲
- 12+ years of software development experience
- 10,000+ Upwork hours
- 100% Job Success Score
- Top Rated on Upwork
- Experience across startups, SaaS businesses, eCommerce companies and established organizations
- Strong experience with both new product development and existing-system modernization
- Direct communication and senior-level involvement
- Available for both project-based and long-term engagements
If you need a senior engineer who can understand the bigger product picture while still being hands-on with the code, let's discuss what you're building.
Steps for completing your project
After purchasing the project, send requirements so Sunny can start the project.
Delivery time starts when Sunny receives requirements from you.
Sunny works on your project following the steps below.
Revisions may occur after the delivery date.
Discovery and Planning
This is the initial phase where we understand your project requirements, objectives, and expectations. We'll discuss the project's scope, goals, timeline, and budget.
Design
Based on our discussions, I will create wireframes or mockups for your web application. This will give you a visual representation of what the final product will look like.