The latest articles on DEV Community by WizCodes (@wizcodes). https://dev.to/wizcodes https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F4037756%2F59d5e195-4371-485c-81b6-647980b1f1cb.png https://dev.to/wizcodes en WizCodes Mon, 20 Jul 2026 09:08:54 +0000 https://dev.to/wizcodes/how-we-built-a-production-ready-saas-with-nextjs-react-native-fastapi-57n3 https://dev.to/wizcodes/how-we-built-a-production-ready-saas-with-nextjs-react-native-fastapi-57n3 <h1> How We Built a Production-Ready SaaS with Next.js, React Native &amp; FastAPI </h1> <p>Building software today is no longer just about writing code. A production-ready application needs a scalable architecture, fast development cycles, clean APIs, reliable deployment, and an excellent user experience.</p> <p>Over the last year, we've been building SaaS products and client applications using a stack centered around:</p> <ul> <li>Next.js</li> <li>React</li> <li>React Native</li> <li>FastAPI</li> <li>Python</li> <li>PostgreSQL</li> <li>Supabase</li> <li>TypeScript</li> <li>AWS</li> </ul> <p>This combination has worked exceptionally well for startups because it keeps development fast while remaining scalable as products grow.</p> <h2> Why Next.js? </h2> <p>For web applications we primarily choose Next.js because it offers:</p> <ul> <li>Server-side rendering</li> <li>Excellent SEO</li> <li>App Router</li> <li>Fast navigation</li> <li>TypeScript support</li> <li>Great developer experience</li> </ul> <p>It allows us to build marketing websites and complex dashboards within the same framework.</p> <h2> Why FastAPI? </h2> <p>FastAPI has become our preferred backend because it provides:</p> <ul> <li>Excellent performance</li> <li>Automatic OpenAPI documentation</li> <li>Strong typing</li> <li>Easy async support</li> <li>Great Python ecosystem</li> </ul> <p>Building REST APIs becomes significantly faster while keeping the codebase maintainable.</p> <h2> Mobile Development </h2> <p>For mobile applications we generally use React Native.</p> <p>The biggest advantages are:</p> <ul> <li>Shared business logic</li> <li>Faster development</li> <li>Native performance</li> <li>Large ecosystem</li> <li>Easier maintenance</li> </ul> <p>For projects requiring highly customized native experiences, Flutter is also a great option.</p> <h2> Lessons We've Learned </h2> <p>Some practices have consistently saved us time:</p> <ul> <li>Start with a clean architecture.</li> <li>Keep APIs simple.</li> <li>Write reusable components.</li> <li>Automate deployments.</li> <li>Validate ideas with an MVP before scaling.</li> <li>Focus on performance from day one.</li> </ul> <h2> Looking Ahead </h2> <p>In upcoming posts we'll share practical topics including:</p> <ul> <li>Next.js architecture</li> <li>FastAPI best practices</li> <li>AI agent development</li> <li>React Native tips</li> <li>SaaS engineering</li> <li>Deployment workflows</li> <li>Performance optimization</li> </ul> <p>I'd love to hear what stack you're currently building with.</p> <p>Thanks for reading!</p> <p>If you'd like to see what we're building or follow our work:</p> <p>🌐 Website: <a href="https://wizcodes.site" rel="noopener noreferrer">wizcodes.site</a></p> <p>GitHub: <a href="https://github.com/wizcodes-studio" rel="noopener noreferrer">wizcodes-studio</a></p> <p>I'm always happy to discuss software architecture, AI, web development, or mobile development with fellow developers.</p> nextjs react python webdev