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I will do react nextjs nodejs firebase as full stack web developer
MANJESH KUMAR
À propos de ce service
Are you a founder with a great idea, or a vibe-coded AI prototype (Bolt, Lovable, Replit, v0) stuck in demo mode? I turn raw ideas and broken AI code into production-grade SaaS products.
I am Full Stack Web Developer with 5+ years of experience turning rough prototypes into scalable web apps. React/Next.js frontend, Node.js backend, Firebase database. One developer, start to finish.
What I Build:
Custom SaaS Platforms & Multi-Tenant Apps from scratch Figma to Pixel-Perfect, responsive React/Next.js frontends REST APIs, Stripe Payments (Subscriptions, Credits) & Integrations AI Features (ChatGPT & Claude workflows & automation)
Fix & Migrate
Vibe-Coded Apps:
Make Lovable, Bolt, Replit, Base44 & v0 apps production-ready Turn fragile AI prototypes into live, SEO-optimized websites Fix Firebase Auth, Firestore Rules, Cloud Functions & DB errors
Tech Stack: Next.js | React | Node.js | Firebase | Stripe | TypeScript | Tailwind CSS | PostgreSQL | AWS
Why Choose Me?
Ownership Mindset: I code as if the product is my own. Clean, maintainable code. Instant Response: Available across time zones with quick updates.
Ready to launch?
Drop me a message and let's build something scalable!
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Découvrez MANJESH KUMAR
MANJESH KUMAR
Full Stack Web Developer and Custom Landing Pages Expert
- DeInde
- Membre depuisjuil. 2026
- Temps de réponse moy.8 jours
Langues
Anglais
I’m a Full Stack Web Developer & Digital Marketing Expert specializing in custom-coded websites, high-converting landing pages, and performance-driven ad campaigns. I build fast, secure, and SEO-friendly websites using HTML, CSS, JavaScript, React, and Node.js. I also help businesses grow with Facebook Ads, Meta Ads, and Google Ads, delivering targeted traffic, qualified leads, and higher ROI through data-driven strategies. Let's work together to build, grow, and scale your business!
Mon portfolio
FAQ
What do I need to provide to start?
To kick things off, please share your project scope, wireframes/designs (if available), and any reference websites you like. Don't worry if you only have a rough concept—we can refine it together!
How do we get started?
Simply send me a direct message with a brief summary of your project! I’ll set up a free consultation to review your goals, discuss technical details, and map out a clear timeline and budget
Are your websites fully responsive and mobile-friendly?
Absolutely! Every web app or site I build is pixel-perfect and optimized to work seamlessly across all screen sizes—desktops, tablets, and smartphones.
Can you integrate custom features or third-party APIs?
Yes, definitely. Whether you need payment gateways (Stripe/PayPal), AI features (ChatGPT/Claude), social logins, or custom backend APIs, I can seamlessly integrate them into your platform.
What is included in your web development services?
My end-to-end service includes custom frontend/backend development, database architecture, responsive UI execution, clean SEO-friendly code, deployment, and post-launch support.
Do you offer post-delivery support?
Yes, I offer complimentary post-delivery support to ensure everything operates smoothly, fix any unexpected bugs, and make minor adjustments. Extended maintenance packages are also available
Can you work with my existing design or codebase?
100%! I can work with your existing Figma designs, refactor messy codebases, upgrade legacy setups, or integrate new modules into your live web application.
How long will it take to complete my project?
Turnaround time depends on the project size. Simple landing pages take around 3–5 days, while complex full-stack or SaaS applications typically require 2–4 weeks. I’ll provide a precise milestone schedule after reviewing your scope.
