You will get Senior Full-Stack Developer | HIPAA-Compliant Healthcare & SaaS Solutions
Top Rated
Project details
I’m a Top Rated Plus Upwork freelancer and senior full-stack developer with 8+ years of experience building secure and scalable web applications for startups, enterprises, and healthcare organizations.
My main focus is .NET backend development with React frontends. I help clients turn ideas into production-ready systems that are fast, secure, and easy to maintain.
💡 How I Can Help You
A reliable full-stack developer who can own the project end-to-end
A secure .NET API connected to a modern React UI
That's exactly what I do.
🏥 Healthcare & HIPAA Experience
Worked on healthcare and HIPAA-compliant applications, including:
Secure handling of patient and clinical data (PHI)
Role-based access, audit logs, and secure authentication
FHIR / HL7 integrations
Encrypted APIs and database design aligned with HIPAA best practices
🔧 My Core Tech Stack
Backend
ASP.NET Core, Web API, MVC
Entity Framework (EF Core), LINQ
MS SQL Server, Cosmos DB
JWT, OAuth2, Secure APIs
Frontend
React.js, Next.js
Dashboards & Admin Panels
Cloud & Deployment
Azure App Services, Functions, IIS
CI/CD pipelines, Git
My main focus is .NET backend development with React frontends. I help clients turn ideas into production-ready systems that are fast, secure, and easy to maintain.
💡 How I Can Help You
A reliable full-stack developer who can own the project end-to-end
A secure .NET API connected to a modern React UI
That's exactly what I do.
🏥 Healthcare & HIPAA Experience
Worked on healthcare and HIPAA-compliant applications, including:
Secure handling of patient and clinical data (PHI)
Role-based access, audit logs, and secure authentication
FHIR / HL7 integrations
Encrypted APIs and database design aligned with HIPAA best practices
🔧 My Core Tech Stack
Backend
ASP.NET Core, Web API, MVC
Entity Framework (EF Core), LINQ
MS SQL Server, Cosmos DB
JWT, OAuth2, Secure APIs
Frontend
React.js, Next.js
Dashboards & Admin Panels
Cloud & Deployment
Azure App Services, Functions, IIS
CI/CD pipelines, Git
Programming Languages
JavaScript, ASP.NET, C#Coding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$100
|
Standard
$500
|
Advanced
$1,000
|
|---|---|---|---|
| Delivery Time | 4 days | 10 days | 30 days |
Number of Revisions | 1 | 3 | 5 |
Number of Pages | 3 | 6 | 15 |
Design Customization | - | - | - |
Content Upload | - | - | - |
Responsive Design | - | - | - |
Source Code | - | - | - |
9 reviews
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RD
Robert D.
Jan 7, 2026
Alien Bloom - Maintenance Plan
I've been working with RootPointers for the last 4 years and they've been great. They listen to everything you need and take a step back to think about the best approach to meet those needs. They're also some of the nicest people you'll ever work with. I cannot recommend them enough for any project.
JF
Johnny F.
Oct 21, 2025
Experienced .NET Core & Mobile Application Developer Needed
AL
Andrew L.
Feb 16, 2025
API Expert Needed for Cross-Platform Authentication Projects and Web Developement
Jawad was amazing to work with. Him and his team are great at resolving issues at a fast pace and understood the challenges I faced. They worked with me to to overcome a timeline that I did not think could be met and did so with ease. I highly recommend.
TO
Tayo O.
Apr 30, 2024
Full stack Developer for Medical Web based project
Jawad has worked with me on my healthcare project, which involved both Flutter and ASP.NET stacks. He is a true master of his craft. I would highly recommend him to everyone for his professionalism and expertise. I loved working with him and will surely engage him for future projects. He is consistently available and supportive.
ZC
Zivantu C.
Jan 2, 2024
Looking to hire Full Stack Developer for a long term oppurtunity
Jawad went above and beyond with regards to this expertise in his field as well as assisting us with pioneering a new product to the market. He is versatile, very responsive, extremely intelligent, and a pleasure to work with. Being that we were developing a medical application, I appreciated his in-depth method of listening closely to our needs and translating them into a reality. Will rehire without any reservation 100%. I look forward to doing more projects with him in the future.
About Jawad
Senior Backend Developer | ASP.NET Core | C# | Web API | Azure
100%
Job Success
Lahore, Pakistan - 8:34 pm local time
I'm a Senior .NET Backend Developer with 9+ years of experience building high-performance backend systems, REST APIs, and cloud-native architectures for healthcare platforms, fintech systems, SaaS products, and enterprise applications - serving real users at scale.
I have architected HIPAA-compliant healthcare backends used by two major U.S. healthcare organizations, built backend APIs powering Flutter and React Native mobile apps with 500K+ active users, delivered Paycile - a fintech payroll platform on ASP.NET Core, and shipped multi-tenant SaaS platforms on Microsoft Azure handling complex business logic and high-traffic workloads.
🏥 HEALTHCARE & HIPAA BACKEND SYSTEMS
As a .NET Backend Developer, I design and build secure, HIPAA-compliant healthcare backends that handle sensitive patient data, clinical workflows, and real-time coordination across web and mobile. As an ASP.NET Core Developer, I implement role-based access control, encrypted storage, audit logging, and HL7/FHIR integrations that meet compliance standards for regulated healthcare environments.
Healthcare platforms I have built include EHR systems, clinical task management platforms for hospitals, home care nursing systems with caregiver scheduling and EVV tracking, and global healthcare association platforms supporting practitioner management and course administration.
📱 MOBILE APP BACKEND & REST API DEVELOPMENT
As a .NET backend developer, I build robust backend APIs powering iOS and Android apps built with Flutter and React Native—JWT authentication, OAuth2, real-time SignalR, push notifications, Stripe payment integration, and third-party service integrations.
Mobile app backends I have delivered as a .NET backend developer, including fitness platforms with AI meal planning, couples engagement apps, real estate workflow apps, towing dispatch apps, and healthcare mobile platforms—all on ASP.NET Core Web API with Azure cloud infrastructure.
☁️ SAAS & ENTERPRISE BACKEND ARCHITECTURE
As an ASP.NET Core developer, I architect multi-tenant SaaS backends from MVP to production scale, implementing subscription management, billing logic, role-based permissions, background job processing, event-driven architectures, and API-first designs that support long-term product growth.
As a .NET backend developer, I have delivered B2B SaaS platforms, transportation management systems, AI-powered marketing platforms, and enterprise workflow automation for U.S. and international clients across fintech, logistics, real estate, and healthcare.
💳 FINTECH & PAYMENT BACKEND DEVELOPMENT
As a .NET backend developer, I delivered Paycile - a fintech payroll platform built on ASP.NET Core with secure salary processing, multi-currency support, automated payroll workflows, and role-based financial controls for enterprise clients.
As a .NET backend developer, I integrate Stripe, Stripe Webhooks, Apple In-App Purchase, and Google Play Billing, implementing secure transaction processing, subscription billing, invoice generation, and financial audit logging that fintech products depend on.
⚙️ BACKEND TECHNICAL EXPERTISE
As a .NET Backend Developer, my core backend stack includes:
ASP.NET Core, ASP.NET Web API, ASP.NET MVC, C#, .NET Framework, Entity Framework Core, Dapper, CQRS, MediatR, Clean Architecture, Microservices, RESTful APIs, SignalR, WebSockets, Hangfire, JWT, OAuth2, Identity Server, RBAC, SQL Server, PostgreSQL, MySQL, MongoDB, Redis, Azure App Services, Azure Functions, Azure Service Bus, Azure Key Vault, Azure Blob Storage, Azure DevOps, CI/CD, Docker, GitHub Actions, Stripe, Twilio, SendGrid, Firebase, HL7, FHIR, HIPAA compliance.
🔒 SECURITY & COMPLIANCE
As a .NET Backend Developer, I build backend systems with security at the foundation - encrypted data storage, secure API authentication, audit trails, OWASP best practices, and compliance-ready architectures for healthcare, fintech, and enterprise clients.
📊 RESULTS AS A .NET BACKEND DEVELOPER
HIPAA-compliant EHR backend used by 2 major U.S. healthcare organizations
Backend APIs supporting 100K+ active mobile app users
Fintech payroll platform (Paycile) handling enterprise salary processing
Multi-tenant SaaS backends processing thousands of daily transactions
15+ production backend systems across healthcare, fintech, SaaS, and enterprise
💼 SERVICES I PROVIDE AS A .NET BACKEND DEVELOPER
.NET Backend Developer Upwork
ASP.NET Core Developer Upwork
ASP.NET Web API Developer Upwork
C# Developer Upwork
.NET Core Developer Upwork
REST API Developer Upwork
Mobile App Backend Developer Upwork
Healthcare Backend Developer Upwork
HIPAA-Compliant Backend Developer Upwork
SaaS Backend Developer Upwork
.NET Microservices Developer Upwork
Azure .NET Developer Upwork
Fintech .NET Developer Upwork
Payment Gateway Integration Developer Upwork
ASP.NET MVC Developer Upwork
Steps for completing your project
After purchasing the project, send requirements so Jawad can start the project.
Delivery time starts when Jawad receives requirements from you.
Jawad works on your project following the steps below.
Revisions may occur after the delivery date.
Revisions & Feedback Implementation
After the initial delivery, I carefully review your feedback and make the requested changes to ensure the final product aligns with your vision. This step ensures high-quality results and complete client satisfaction