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  • Fixed price
  • Intermediate
  • Est. budget: $10,000.00

We are looking for an experienced Full Stack Developer to help build a SaaS MVP from the ground up. The goal is to launch a clean, scalable, and production-ready MVP that includes user accounts, subscription billing, dashboard functionality, admin controls, backend APIs, and third-party integrations. This project is ideal for a developer who has experience building SaaS platforms, startup MVPs, customer dashboards, admin panels, secure authentication systems, payment integrations, and scalable backend architecture. The MVP should be built with a clean structure so it can be expanded after launch with more features, user roles, automation, analytics, and integrations. Main features needed: • User registration and login • Subscription-based user accounts • Customer dashboard • Admin dashboard • User and role management • Stripe subscription billing • Payment plans and billing portal • Secure backend APIs • Database setup and management • Email notifications • Basic analytics/reporting • Third-party API integrations • Responsive web application • Deployment to production • Documentation and handoff Required skills: • SaaS Development • MVP Development • Full Stack Development • React.js / Next.js • Node.js / Express.js • TypeScript / JavaScript • REST API Development • Stripe Integration • Subscription Billing • PostgreSQL / MongoDB • User Authentication • Admin Dashboard Development • API Integration • Cloud Deployment • Git / GitHub Budget: Fixed price: $10,000 Suggested milestones: Milestone 1: Project setup, database structure, authentication, and core backend APIs Milestone 2: Customer dashboard, user roles, and main MVP features Milestone 3: Stripe subscriptions, admin dashboard, email notifications, and API integrations Milestone 4: Testing, deployment, documentation, and final handoff We are looking for someone who can take ownership of the MVP, communicate clearly, suggest practical technical solutions, and deliver clean, scalable code. The first version does not need to be overloaded with unnecessary features, but it should be stable, professional, and ready for real users. To apply, please include: Similar SaaS or MVP projects you have built Your recommended tech stack for this project Your estimated timeline Your experience with Stripe subscriptions Your experience with dashboards and admin panels Please start your proposal with the word “SAAS” so we know you read the full post.

  • Hourly: $45.00 - $60.00
  • Intermediate
  • Est. time: More than 6 months, Less than 30 hrs/week

We are looking for an experienced .NET developer for a long-term relationship maintaining and enhancing a mature business application. The solution has been in continuous development for over 20 years and serves a specialized market. The application consists of two integrated components: A Windows desktop application written primarily in VB.NET with a local Microsoft SQL Server database. An ASP.NET API with an Angular front end hosted in Microsoft Azure with an Azure SQL Database backend that synchronizes data from the desktop application and provides online payment capabilities. This is not a new development project—we need someone who can quickly understand an existing codebase, troubleshoot issues, and implement new features as our business evolves. Required Skills Strong experience with VB.NET and the .NET Framework Experience developing and maintaining Windows desktop and ASP.NET API with Angular Front-end application. Microsoft SQL Server and T-SQL Azure App Services and Azure SQL Database Git source control Strong debugging, troubleshooting, and problem-solving skills Preferred Experience Payment gateway integrations Experience maintaining and enhancing mature business applications Application and feature enhancements Ability to work independently while communicating effectively with a small team What We're Looking For We're looking for a developer who enjoys working on established business applications and can confidently maintain, troubleshoot, and enhance an existing codebase. The ideal candidate is comfortable working across both desktop and web technologies and is interested in building a long-term relationship as we continue to evolve the application.

  • Hourly: $15.00 - $35.00
  • Intermediate
  • Est. time: 1 to 3 months, Less than 30 hrs/week

We run a small B2B SaaS platform used by logistics teams to manage customer orders, delivery notes, invoices, and internal approvals. The app is already live, but we have several issues affecting daily use: The dashboard loads slowly when users filter large order lists. Some invoice statuses are not updating correctly after payment. Admin users also need a better way to edit customer records without touching the database directly. We are looking for a full-stack developer who can review the existing codebase, identify the main issues, fix the highest-priority bugs, and help us improve the product over time. Current stack: React Node.js / Express PostgreSQL Prisma AWS S3 Stripe Vercel / Render First scope: Review the order dashboard performance Fix invoice status sync issue Add simple customer edit flow for admins Document what was changed Recommend next improvements Please apply only if you have worked on production full-stack apps before.

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