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I’m starting a new C# web project and need someone to spin up a clean, well-structured ASP.NET Core application focused on user authentication. The goal is to have a solid foundation that lets me plug in future features without having to revisit the sign-in logic later. Here’s what I need right now: • A fresh ASP.NET Core solution configured for Web API + Razor (or minimal API if you prefer) • Secure registration, login, logout, and password-reset flows backed by Entity Framework Core • Email confirmation and password recovery endpoints wired to a test SMTP provider (SendGrid sandbox or similar is fine) • Role or claim support so I can gate certain pages behind Admin or Member access later • Well-commented code, clean folder structure, and a concise README explaining how to run migrations and launch the app locally If you rely on Identity scaffolding that’s fine—just keep customisation straightforward so I can extend it later. Familiarity with best practices around GDPR-friendly data storage, hashing (PBKDF2 or bcrypt), and middleware configuration will be appreciated. Once the auth module works end-to-end, I’ll test it locally; acceptance is a smooth sign-up, email confirmation, and protected page access with no unexpected exceptions in the logs. Let me know your estimated turnaround and any similar projects you’ve completed.
Project ID: 40378863
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140 freelancers are bidding on average $458 USD for this job

Already developed many ASP.net core based Auth stuff for large scale ERP level SAAS projects .. -->Will use SendGrid for SMTP stuff -->Role base access will be provided where you could just pass any role to restrict access -->Middleware configuration will be provided Have been working in .Net Core since version 2.0 More than 15 years of .Net development experience Looking forward to have a chat with you to discuss further.
$400 USD in 7 days
7.8
7.8

Hi, To set up a clean and well-structured ASP.NET Core application for user authentication, I'll create a solid foundation that allows for future feature integration without revisiting the sign-in logic. This will include: - A fresh ASP.NET Core solution configured for Web API + Razor. - Secure registration, login, logout, and password-reset flows using Entity Framework Core. - Email confirmation and password recovery endpoints with a test SMTP provider. - Role or claim support for access control. I will follow best practices for clean code and folder structure, ensuring everything is well-commented and documented for easy future modifications. Ready to start once you provide the necessary details. Thanks!
$400 USD in 5 days
6.3
6.3

Hi, I understand you need a clean ASP.NET Core app focusing on solid user authentication. I will create a fresh solution using Web API and Razor or minimal API based on what fits best. The app will have secure registration, login, logout, and password reset with Entity Framework Core backing everything. I'll connect email confirmation and recovery to a test SMTP like SendGrid sandbox. Role or claim support will be set up so you can protect pages for Admin or Member access down the line. The code will be neat, commented well, with clear folders and a simple README on migrations and running the app locally. I'll follow good security practices like hashing passwords with bcrypt or PBKDF2 and ensuring GDPR friendly data storage. This ensures you have an extendable, dependable foundation for future features without revisiting sign-in logic. To make sure I get things right: Could you tell me which database you plan to use? Do you prefer Razor pages or minimal API for this? What kind of roles and claims do you expect to implement? Do you want email templates customized or keep basic ones? And do you have preference for any test SMTP provider? What database will you be using for this project? Thanks,
$750 USD in 28 days
6.2
6.2

Hi, This is Elias from Miami. I checked your project description and understand you’re looking to create a clean and well-structured ASP.NET Core web application in C#. This sounds like an exciting project, and I’d love to help you get it off the ground. I’ve worked on several similar platforms and understand the key technical challenges involved. I’d be happy to go through the details and suggest the best technical approach. I have a few questions to get a better understanding: Q1 – What specific user roles do you envision for this application? Q2 – Are there any existing systems or APIs that you need to integrate with? Q3 – What are your expectations regarding scalability for this web app? Looking forward to hearing from you.
$500 USD in 5 days
6.0
6.0

Your auth foundation will fail GDPR compliance if you're storing email confirmation tokens without expiration timestamps—most scaffolded Identity templates skip this and leave you exposed to stale token attacks. I've seen three clients get flagged during audits because their password reset links never expired server-side. Before architecting this, I need clarity on two things: Are you planning multi-tenant architecture down the road (separate databases per client or shared schema with tenant isolation)? And what's your expected user load in year one—are we talking 500 users or 50,000? This changes whether I implement distributed caching for session tokens now or defer it. Here's the technical approach: - ASP.NET CORE IDENTITY + EF CORE: Configure custom UserManager with token lifespan policies, implement soft-delete on user records for GDPR right-to-erasure, and add audit columns (CreatedAt, ModifiedAt, DeletedAt) to track data lineage. - SENDGRID API INTEGRATION: Use their transactional template system with dynamic substitution tags so you can A/B test email copy later without touching code—I'll configure webhook handlers to log bounces and unsubscribes back to your SQL database. - ROLE-BASED ACCESS CONTROL: Implement claims-based authorization with custom policy handlers so you can gate endpoints by role AND custom business rules (e.g., "Admin + AccountStatus=Active")—this prevents the "role explosion" problem when you hit 10+ permission types. - SECURITY HARDENING: Enable rate limiting on login endpoints (5 attempts per IP per 15 minutes), implement PBKDF2 with 100K iterations, add anti-CSRF tokens to all state-changing forms, and configure HSTS headers for production readiness. I've built this exact stack for four SaaS platforms that scaled past 20K users without refactoring the auth layer. I don't take on projects where the long-term roadmap is unclear—let's schedule a 20-minute call to discuss your feature pipeline so I'm not building something you'll rip out in six months.
$450 USD in 10 days
6.2
6.2

I understand you need an ASP.NET Core application for user authentication with registration, login, email confirmation, and role support. I will deliver a well-structured solution with Entity Framework Core and secure practices like hashing. My experience of 15 years ensures quality work. Let's discuss the details and adjust the budget accordingly. I am ready to start immediately to show my commitment. Looking forward to your response.
$368 USD in 8 days
5.8
5.8

Hello, I am senior ASP.NET developer. I already have experience with many type of complicated web application development. I can do you required ASP.NET Core Auth Webapp. Please contact me via chat Thank You
$700 USD in 7 days
5.5
5.5

⭐⭐⭐⭐⭐ Build a Secure ASP.NET Core Application for User Authentication ❇️ Hi My Friend, I hope you're doing well. I've reviewed your project needs and see you're looking for a C# web application focused on user authentication. You don't need to look further; Zohaib is here to help you! My team has successfully completed 50+ similar projects for ASP.NET Core applications. I will create a well-structured solution that includes secure login flows and is easy to expand later. ➡️ Why Me? I can easily build your ASP.NET Core application as I have 5 years of experience in C#, ASP.NET Core, and Entity Framework. My expertise includes user authentication, secure data handling, and API development. Not only this, but I also have a strong grip on best practices for GDPR compliance and email integration. ➡️ Let's have a quick chat to discuss your project in detail. I can show you samples of my previous work and how I can deliver a solid authentication module. Looking forward to discussing with you! ➡️ Skills & Experience: ✅ C# Development ✅ ASP.NET Core ✅ Entity Framework ✅ Web API Development ✅ Razor Pages ✅ User Authentication ✅ Email Integration ✅ Role-Based Access ✅ Middleware Configuration ✅ Data Security ✅ Code Documentation ✅ Test SMTP Providers Waiting for your response! Best Regards, Zohaib
$350 USD in 2 days
5.4
5.4

Hi The main risk in auth-first ASP.NET projects is ending up with sign-in code that works initially but becomes hard to extend once roles, reset flows, and protected routes start growing. I can set up a clean ASP.NET Core foundation using Web API plus Razor or minimal API, with Entity Framework Core and a structure that keeps authentication isolated, readable, and easy to expand later. I’m comfortable implementing secure registration, login, logout, password reset, email confirmation, and role or claim support using Identity with straightforward customization rather than brittle scaffolding hacks. I also pay attention to the details that matter here, including password hashing standards, middleware setup, migration flow, and GDPR-conscious data handling so the base project stays production-aware. For email workflows, I can wire confirmation and recovery endpoints to a test SMTP provider like SendGrid sandbox and make the flow easy to swap to a live provider later. You’ll receive well-commented code, a clean folder structure, and a concise README covering migrations, environment configuration, and local launch steps. The result will be a solid authentication module you can test end to end locally and build on without needing to revisit the core security foundation. Thanks, Hercules
$500 USD in 7 days
5.6
5.6

⭐⭐⭐⭐⭐ ✅Hi there, hope you are doing well! I recently built a secure ASP.NET Core web application with user authentication and email verification, which worked seamlessly with Entity Framework Core and a test SMTP provider. The crucial part of this project is implementing clean, extensible authentication logic that supports secure registration, login, password reset, and role management while keeping the codebase maintainable. Approach: ⭕ Set up a fresh ASP.NET Core solution with Web API and Razor pages, ⭕ Implement secure registration, login, logout, password reset using EF Core and Identity scaffolding, ⭕ Integrate email confirmation and password recovery endpoints using a SendGrid sandbox, ⭕ Add role and claim support for Admin and Member access control, ⭕ Ensure GDPR-friendly storage with proper hashing (PBKDF2/bcrypt), middleware configuration, and well-commented code structure, ⭕ Provide a concise README with migration and local launch instructions. ❓Could you please confirm your preferred API style: Razor or minimal API? ❓Do you have an existing database or should I create a new MS SQL schema? ❓Any specific requirements for role or claim customization? I am confident this foundation will allow you to easily extend and maintain your app with smooth end-to-end authentication flows. Looking forward to collaborating. Best regards, Nam.
$550 USD in 5 days
5.2
5.2

✅Hi, Client. I am a senior C#/MVC/NET developer✅ I am interested in your project. I would like to work for you in the long term. Please send a message to discuss this project. I look forward to hearing from you. My main goal is to gain my client's satisfaction by completing a job with 100% accuracy I am ready to start immediately and commit to working full-time, depending on your time zone. So, I can complete it within your timeline. Best regards! From Hien ...
$500 USD in 5 days
5.3
5.3

Hello there, I will deliver a production-ready ASP.NET Core auth module — registration, login, logout, password reset, and email confirmation — all backed by EF Core Identity with a clean, extensible folder structure and a README covering migrations and local setup. For password hashing, I will configure Identity to use PBKDF2 with 600k iterations (the current OWASP recommendation) rather than the default 100k, and I will structure the claims/role middleware so adding an `[Authorize(Policy = "Admin")]` attribute to any future controller or Razor page requires zero changes to the auth layer itself. I will also wire up a GDPR-friendly data protection setup with personal data encryption at rest. Questions: 1) Do you prefer Web API + Razor Pages or minimal API for the endpoints? Send me a message and we can go over the details. Best regards, Kamran
$270 USD in 10 days
5.0
5.0

hello there, i am a senior software engineer and i can do it as required and on time with high quality. regrads,
$500 USD in 7 days
5.1
5.1

Hi. As ASP.NET Core Expert, I am very interested in your project. I am very familiar with ASP.NET Core and Auth. I have web and mobile development skills with 8+ years. I wish to work for you. Thanks for attention.
$250 USD in 5 days
4.9
4.9

Hi there, I'd love the opportunity to connect and discuss your project in detail—feel free to reach out via chat anytime. I'm a full-stack developer with strong experience in building both web and desktop applications. I’m confident I can manage and deliver your project efficiently and on time. I have hands-on experience in DevOps, giving me a broader perspective on project deployment and scalability. My technical expertise includes: MERN / MEAN Stack: Extensive hands-on and team leadership experience, ensuring smooth front-end to back-end integration. .NET Core & Angular: Implemented various data visualizations using D3.js, integrated complex APIs, and developed dynamic, responsive applications. Azure Logic Apps & SharePoint: Built multiple workflow automation solutions; also familiar with PowerApps development. Salesforce Development: Developed Apex triggers to interact with MSSQL via custom .NET APIs. Created Visualforce pages to fetch and display external API data. Performed CRUD operations on both standard/custom Salesforce objects. Conducted R&D on Salesforce Flows for automation (with some custom object limitations). I bring a full-lifecycle development mindset and enjoy solving real-world business challenges through code. Looking forward to hearing from you! Thanks!
$300 USD in 2 days
5.0
5.0

Hi, I have strong experience in ASP.NET Core, C#, Entity Framework Core, ASP.NET Identity, Web API, Razor, SQL Server, and SendGrid. For this project, I can set up a clean ASP.NET Core authentication foundation with registration, login, logout, password reset, email confirmation, and role-based access in a way that stays easy to extend as your application grows. I have real hands-on experience building secure auth systems with EF Core, Identity customization, SMTP integration, and structured project architecture, so I can deliver a stable solution with clear code, clean middleware setup, and a simple README for local testing and future development. You can expect clear communication, fast turnaround, and a high-quality result. Best regards, Juan
$350 USD in 1 day
4.5
4.5

Hi there, I’ve read your goal for a clean, well-structured ASP.NET Core auth foundation and I’m confident I can deliver a solid, future-proof base you can plug features into without touching the sign-in logic again. I’ll scaffold a Web API + Razor (or minimal API) solution with Identity-backed registration, login, logout, and password reset powered by EF Core. Email flows will use a test SMTP provider (SendGrid sandbox or equivalent) for email confirmation and password recovery, with clean, GDPR-conscious data handling and a robust hashing strategy (PBKDF2/bcrypt) and well-commented middleware/configuration. What you’ll get: - A lean, well-organized project with a clear folder structure and a concise README showing how to run migrations and launch locally. - Role/claim support to gate Admin or Member pages early on, with extensible scaffolding if you later add more roles. - Optional Identity customization kept simple so you can extend it later without reworking core auth logic. I’ll start with an efficient setup and deliver a running auth module end-to-end. I’ve shared an initial estimate based on your description, and once we go over a few technical or functional details, I’ll confirm the exact cost and delivery schedule. From a security and GDPR perspective, would you prefer PBKDF2 with a configurable iteration count, or want me to standardize on bcrypt for password hashing, and should I wire in any specific GDPR data-privacy controls (data minimization, export/dele
$250 USD in 10 days
4.5
4.5

✋ Hi There!!! ✋ The Goal of the project:- Build a secure and scalable ASP.NET Core authentication system with clean architecture and extendable design. I have carefully reviewed your requirement for a well structured ASP.NET Core app with authentication, EF Core integration, email confirmation, role based access, and clean documentation, and I understand the need for a solid and future ready foundation. I am a strong fit because I have hands on experience building secure authentication systems following best practices. I will develop a clean ASP.NET Core solution with Identity based auth flows, implement email confirmation and password reset using SMTP, and configure roles or claims for access control. I will also provide UI design support, database management, testing, and full source code delivery at project completion. I bring 9+ years experience as a full stack developer and have completed similar secure authentication and .NET Core projects successfully. Looking forward to chat with you for make a deal Best Regards Elisha Mariam!
$251 USD in 7 days
4.6
4.6

Hi there, I can set up a clean ASP.NET Core auth-ready foundation with secure registration, login, email confirmation, password reset, and role/claim support using EF Core and Identity. I’ll keep the structure simple, well-documented, and easy to extend, with proper hashing, middleware, and SMTP (SendGrid sandbox). You’ll get a ready-to-run solution with clear setup steps. Estimated turnaround: 2–3 days. I’ve built similar production-ready auth modules in .NET. __ Thanks, Deo
$250 USD in 5 days
4.3
4.3

Hi, I can set up a clean and scalable ASP.NET Core foundation focused specifically on secure authentication so you don’t have to revisit it later. I have experience building Identity-based systems with EF Core, including registration, login/logout, password reset, email confirmation, and role/claim-based authorization. I’ll wire it to a test SMTP provider like SendGrid and keep the structure clean, well-commented, and easy for you to extend with future features. The solution will follow best practices for security, hashing, and middleware setup, and include a simple README for running migrations and getting started locally. Looking forward for your positive response in the chatbox. Best Regards, Arbaz N
$400 USD in 7 days
4.8
4.8

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