You will get a Full-Stack SaaS Web Application Development
Top Rated

Project details
Build a secure, scalable, and high-performance Full-Stack SaaS Web Application backed by 13+ years of development experience. We build modern SaaS platforms using React, Next.js, Node.js, MERN Stack, Laravel, PostgreSQL, MySQL, MongoDB, REST APIs, cloud services, authentication, payment gateways, and third-party integrations.
Whether you're building a CRM, ERP, AI SaaS platform, project management tool, healthcare platform, education portal, marketplace, HR system, finance dashboard, or custom business software, we deliver clean architecture, intuitive UI/UX, secure backend development, scalable infrastructure, and production-ready solutions designed for long-term growth.
Whether you're building a CRM, ERP, AI SaaS platform, project management tool, healthcare platform, education portal, marketplace, HR system, finance dashboard, or custom business software, we deliver clean architecture, intuitive UI/UX, secure backend development, scalable infrastructure, and production-ready solutions designed for long-term growth.
Programming Languages
PHP, HTML & CSS, JavaScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, DesignWhat's included
| Service Tiers |
Starter
$1,999
|
Standard
$3,999
|
Advanced
$5,999
|
|---|---|---|---|
| Delivery Time | 14 days | 30 days | 60 days |
Number of Revisions | 2 | 4 | 6 |
Number of Pages | 8 | 16 | 24 |
Design Customization | - | ||
Content Upload | - | ||
Responsive Design | |||
Source Code | - |
189 reviews
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SP
Stuart P.
Jun 30, 2026
Wordpress Website Security Scan and Plugin Update
LS
Liubov S.
Mar 6, 2026
WordPress Developer Needed for New PropTech Section on B2B Website
Very professional team. The first draft of the page exceeded expectations and was executed very well. After that, we only requested minor corrections, which the team implemented quickly and patiently. They were highly responsive throughout the process, and communication was always clear and efficient.
EM
Elad M.
Feb 2, 2026
Hubspot Custom UI development
Great job! Would love to work with them again!
VP
Vesa P.
Dec 21, 2025
Design and Build Marketplace web platform
Limenzy has been incredibly professional and technically strong. They have provided me with all the support that I required in the design and build of a complex marketplace platform. I could not be happier with their services.
BK
Bharath K.
Oct 24, 2025
Design + Interactive Webpage
We sincerely appreciate your excellent work in developing and maintaining our website. Your dedication, technical expertise, and timely support during critical times ensured smooth performance and reliability. Your proactive approach and commitment to quality have greatly contributed to our online success. Thank you for your continued support and partnership.
About Anjali
Mobile App Developer | Flutter | React Native | iOS | Android |AI Apps
100%
Job Success
Kozhikode, India - 4:29 pm local time
Hi there! 👋 I'm Anjali, a Senior Mobile App Developer with 12+ years of software development experience, specializing in building high-performance, cross-platform mobile applications using Flutter and React Native for iOS and Android.
I help startups, SMEs, and enterprises transform their ideas into scalable, user-friendly mobile applications that deliver real business value. From MVPs to enterprise-grade applications, I focus on clean architecture, seamless user experiences, and long-term maintainability. I also specialize in integrating AI-powered features using OpenAI, Gemini, Claude, and other LLMs to create smarter mobile experiences.
My work goes beyond writing code. I approach every project with a product mindset—understanding your business goals, recommending the right technical solutions, and building apps that are reliable, scalable, and ready for growth.
Whether you need a new mobile app from scratch, migration from native to Flutter or React Native, AI integration, backend connectivity, or ongoing maintenance, I can take ownership of the complete development lifecycle—from planning and development to deployment and long-term support.
With 565+ successfully completed contracts on Upwork, a 100% Job Success Score, and Top Rated status, I have helped businesses worldwide launch and scale successful mobile applications.
What I Deliver
✔ Cross-platform mobile app development with Flutter & React Native
✔ Native-like performance for iOS and Android
✔ AI-powered mobile applications and chatbot integration
✔ Firebase integration (Authentication, Firestore, FCM, Analytics, Crashlytics)
✔ REST API & GraphQL integration
✔ Payment gateway integration (Stripe, Razorpay, PayPal)
✔ Real-time chat, push notifications, maps, GPS & geolocation
✔ App performance optimization and bug fixing
✔ Google Play Store & Apple App Store deployment
✔ Long-term maintenance, feature enhancements, and support
Technologies & Tools
✔ Mobile: Flutter, React Native, Dart, JavaScript, TypeScript
✔ Backend: Node.js, Laravel, PHP, Express.js, REST APIs
✔ Database & Cloud: Firebase, MySQL, PostgreSQL, MongoDB, AWS
✔ AI Integration: OpenAI, Gemini, Claude, LangChain, Vision APIs, RAG
✔ Tools: Android Studio, Xcode, Git, Firebase Console, Google Play Console, App Store Connect, Figma
If you're looking for a reliable mobile app developer who can build a high-quality, scalable application from concept to launch, I'd love to discuss your project.
Click the "Message" or "Invite" button, and let's build something amazing together.
Full Stack Developer | Mobile App Developer | Full Stack AI Developer | iOS Developer | Android App Developer | Mobile App Development | Cross Platform Development | AI App Developer | Hybrid App Development| Flutter | React Native | Firebase | Supabase | Laravel Developer | Next.js Developer | React Developer | Node.js Developer | AI integration | AI Chatbot | Lang Chain | n8n Expert | Make AI Expert | SaaS Application |Open AI API | REST API Development | Typescript | Automation Expert | Back End Developer | Front End Developer | Nest.js | API Integration |
Steps for completing your project
After purchasing the project, send requirements so Anjali can start the project.
Delivery time starts when Anjali receives requirements from you.
Anjali works on your project following the steps below.
Revisions may occur after the delivery date.
Discovery & Planning
We will analyze your requirements, define the product roadmap, architecture, database structure, and technology stack.
UI/UX Design & Development
We will implement your designs or create a modern, responsive, and user-friendly interface optimized for all devices.