🚀 Turning Ideas into Scalable Mobile Apps, Web Platforms & Backend Systems
Hi, I'm Vishal, a Senior Full Stack Developer with 10+ years of experience helping startups and businesses build products that users love and businesses can scale.
Whether you're launching an MVP, modernizing an existing application, or building a complete digital product from scratch, I can help you take it from idea to production.
I specialize in creating high-performance mobile apps, modern web applications, and robust backend systems that are fast, secure, and built for growth.
### What I Build
📱 Mobile Applications
* Flutter
* React Native
* Native iOS (Swift)
* Native Android (Kotlin/Java)
🌐 Web Applications
* React.js
* Next.js
* TypeScript
* Admin Dashboards
* SaaS Platforms
⚙️ Backend & Cloud Solutions
* Node.js
* PHP
* REST APIs
* Firebase
* PostgreSQL & MySQL
* AWS & Azure
### Why Clients Choose Me
✔ 10+ Years of Professional Development Experience
✔ End-to-End Product Development (Mobile + Web + Backend)
✔ Clean, Scalable & Maintainable Code
✔ Fast Communication & Reliable Delivery
✔ Long-Term Support Beyond Launch
I don't just build software—I help businesses create products that solve real problems, attract users, and grow confidently.
If you need a developer who can own the entire technical side of your product and deliver quality work without constant hand-holding, let's talk.
iOS
Android
Mobile App Development
iOS Development
Android App Development
Kotlin
Firebase
Laravel
Flutter
React
Node.js
React Native
Web Development
Socket.io
Figma
API Development
Jasmine S.
Chandigarh, India
$15/hr
4.7
4 jobs
I’m a Expert Full-Stack Developer with great hands-on experience in building high-performance web and mobile applications, both native (iOS/Android) and hybrid, along with cutting-edge AI-driven solutions. I specialize in delivering scalable, intuitive, and impactful digital products—from custom web platforms to intelligent apps, designed to elevate user experience and drive measurable business success.
Core Technical Skills:
Web & Mobile Development
Frontend: React.js, Vue.js, Next.js, Redux, TypeScript, Vue Router
Backend: Node.js, Python, Java, Express, Django, Spring Boot
Mobile: Native iOS (XCode/Swift), Native Android (Kotlin/Java), Flutter
Databases: MySQL, MongoDB, PostgreSQL, Firebase, Redis, SwiftData, Vector DBs
Version Control & Tools: GitHub, GitLab, Bitbucket, Jira, Trello, WebStorm, VS Code
API Integration: REST APIs, Google Maps, Geolocation, Camera, Payment Gateways (Stripe, PayPal), AWS, Firebase, Sentry, Chromecast, Social SDKs
AI & Machine Learning
Frameworks: OpenAI (ChatGPT API), LangChain, TensorFlow, Keras
Cloud AI Services: Azure AI (Document Intelligence, Vision, Speech, Search)
Applications: Natural language interfaces, AI-assisted automation, document parsing, recommendation systems
𝐂𝐨𝐦𝐦𝐮𝐧𝐢𝐜𝐚𝐭𝐢𝐨𝐧 & 𝐂𝐨𝐥𝐥𝐚𝐛𝐨𝐫𝐚𝐭𝐢𝐨𝐧:
Clear and efficient communication is key to any successful project. With a strong command of English and excellent communication skills, we’ll be able to collaborate seamlessly, ensuring your vision is brought to life.
𝐏𝐨𝐬𝐭-𝐏𝐫𝐨𝐣𝐞𝐜𝐭 𝐒𝐮𝐩𝐩𝐨𝐫𝐭:
I offer one year of free support after the project is completed, ensuring your application runs smoothly. For ongoing support, I offer affordable maintenance packages, providing peace of mind well beyond the first year.
In addition to my technical expertise, I pride myself on excellent communication skills. I’m fluent in English, ensuring smooth collaboration and effective exchanges of ideas throughout the project.
💡 Looking for a reliable and highly skilled developer? Let's bring your vision to life! 🚀
📩 Let’s Connect! Send me a message to discuss your project.
Oracle Enterprise Service Bus
Mobile App
AWS Elemental
Back-End Development
Web & Mobile Design Consultation
Server
Database Administration
Mukesh R.
Chandigarh, India
$20/hr
4.7
95 jobs
I've successfully delivered 80+ mobile and web applications for startups, businesses, and enterprises, helping clients launch products that are scalable, user-friendly, and ready for real-world growth.
More importantly, I've helped founders transform ideas into investor-ready products and business solutions. My development approach focuses on clean architecture, scalability, and long-term maintainability, ensuring your product continues to grow with your business.
From planning and UI/UX to development, testing, deployment, and post-launch support, I manage the complete development lifecycle. You'll receive regular progress updates, milestone deliveries, and clear communication throughout the project.
What I Specialize In
• React Native (TypeScript, Expo, Native Modules)
• Flutter (Cross-platform iOS & Android Apps)
• React.js & Next.js (Modern Web Applications & Dashboards)
• Node.js (REST APIs, Backend Development, Authentication)
• Firebase (Authentication, Firestore, Cloud Functions, Push Notifications)
• MongoDB & PostgreSQL Database Development
• Third-Party API Integrations
• Payment Gateway Integration (Stripe, Razorpay, PayPal)
• Real-time Chat, Notifications & WebSockets
• AI Integration (OpenAI, GPT-4/5, Claude AI, Gemini, Chatbots & Automation)
• Admin Panels, SaaS Platforms & Business Portals
• UI/UX Design – Modern, Responsive & User-Friendly Interfaces
Why Choose Me?
End-to-End Development from idea to deployment
Scalable Architecture built for future growth
Agile Development with weekly progress updates
Clean, maintainable, and well-tested code
Transparent communication and realistic timelines
Experience building MVPs, SaaS products, AI-powered platforms, enterprise applications, and customer-facing products
Competitive pricing without compromising quality
Industries I Work With
Healthcare • Marketplace • E-commerce • SaaS • AI Platforms • Education • Food Delivery • Fintech • Real Estate • Logistics • Transport • Hospitality • Manufacturing • Sports & Fitness • Travel • Human Resources • LegalTech • Lifestyle • Dating Apps • Social Networking • Retail • Rental Platforms • Automotive • Marketing • Entertainment • Wellness • Business Automation • Medical Dashboards
Whether you're building a mobile application, web platform, admin dashboard, SaaS product, or a complete full-stack solution, I can help turn your idea into a reliable, scalable, and high-performing product.
Let's build something great together.
Keywords
Full Stack Developer
React Native Developer
Flutter Developer
React.js Developer
Next.js Developer
Node.js Developer
JavaScript Developer
TypeScript Developer
Mobile App Developer
Web Application Developer
Cross-Platform App Development
Frontend Developer
Backend Developer
MERN Stack Developer
SaaS Development
Admin Panel Development
Dashboard Development
AI App Development
AI Integration
OpenAI API Integration
Claude AI Integration
GPT-4/5 Integration
Chatbot Development
Firebase Developer
API Integration
Real-Time Applications
Marketplace Development
E-commerce Development
Healthcare App Development
Food Delivery App Development
Dating App Development
Education App Development
Enterprise Application Development
React Native
Node.js
iOS Development
Smartphone
User Profile Creation
Android App Development
iOS
Mobile App Development
Chat & Messaging Software
User Authentication
Hybrid App Development
In-App Purchases
Web Development
Android
AI Chatbot
React
JavaScript
iPad App Development
API
API Integration
Pavandeep S.
Chandigarh, India
$10/hr
5.0
21 jobs
I build production-ready SaaS, AI, web, and mobile applications — from architecture and MVP development to APIs, AI integrations, deployment, and scaling.
With 9+ years of software development experience, $20K+ earned on Upwork, and 1,000+ Upwork hours, I've worked on complex products including AI-powered platforms, ERP systems, real-time transcription, video conferencing, marketplaces, mobile apps, and business automation software.
What I Can Help You Build
• SaaS platforms & MVPs from idea to production
• AI-powered web and mobile applications
• OpenAI, GPT & LLM integrations
• AI agents, chatbots & workflow automation
• Next.js & React applications
• Python / FastAPI backend systems
• Laravel applications & REST APIs
• React Native mobile applications
• ERP, CRM & business management platforms
• Real-time video, audio & transcription systems
• Third-party API & payment integrations
• Existing application debugging, optimization & scaling
AI & LLM Development
I can integrate AI into existing products or build AI-first applications using:
OpenAI • GPT • LLM APIs • Whisper • Hugging Face • LangChain • RAG • Speech-to-Text • AI Agents • AI Automation
My AI experience includes real-time transcription, intelligent business workflows, AI reporting, document/data processing, conversational interfaces, and AI-powered SaaS features.
Full-Stack Development
Frontend:
Next.js • React • TypeScript • JavaScript • Tailwind CSS
Backend:
Python • FastAPI • Laravel • PHP • Node.js • NestJS • REST APIs
Mobile:
React Native • Expo
Databases:
MySQL • PostgreSQL • MongoDB • Supabase • Prisma • Redis
Cloud & DevOps:
AWS • Azure • VPS • Docker • Nginx • CI/CD • Linux
Real-Time Systems:
WebRTC • LiveKit • WebSockets • FFmpeg • Streaming APIs
Types of Products I've Worked On
AI-Powered ERP Platforms
Production planning, inventory management, reporting, automation, AI-assisted workflows, and operational dashboards.
Education & School Management SaaS
Administration, teachers, students, parents, attendance, academics, communication, transportation, reporting, and AI-powered functionality.
Real-Time AI Transcription Platforms
Live audio streaming, WebRTC, Whisper-based speech recognition, speaker/viewer workflows, recordings, and real-time transcription.
Video Conferencing & Meeting Systems
LiveKit/WebRTC architecture, rooms, participants, recording, media processing, and Google Meet/meeting integrations.
AI SaaS Applications
OpenAI/LLM integrations, intelligent automation, AI assistants, reporting systems, and custom AI workflows.
Web & Mobile Applications
Production web platforms and React Native applications with authentication, APIs, payments, notifications, and cloud infrastructure.
How I Approach Projects
I don't focus only on writing code. I look at the complete product:
Requirements → Architecture → Development → Testing → Deployment → Optimization → Scaling
For existing applications, I can also step into an established codebase to debug critical issues, improve architecture, integrate new functionality, optimize performance, or complete unfinished development.
Why Clients Hire Me
• 9+ years of software development experience
• 1,000+ hours worked on Upwork
• $20K+ earned through Upwork projects
• Experience building complete production applications
• Strong frontend + backend + database expertise
• Practical AI/LLM integration experience
• Experience with complex APIs and real-time systems
• Cloud deployment and production infrastructure knowledge
• Able to work on both new products and existing codebases
Have a Project in Mind?
If you're building a SaaS product, AI application, MVP, ERP, mobile app, or complex web platform, send me your requirements.
If you already have an application and something isn't working, send me the problem, current tech stack, and expected outcome. I'll review the requirements and suggest the most practical technical approach.
Node.js
React Native
React
FastAPI
Next.js
OpenAI API
Laravel
Python
Angular 10
PHP
NestJS Development
Full-Stack Development
Mobile Development Framework
OpenCV
OpenAI Inc.
Ravin Kumar K.
Chandigarh, India
$20/hr
4.8
143 jobs
Full Stack Web Developer | Mobile App Developer | 10+ Years of Expertise in Building Scalable Solutions
🏆 Recognized as a Top Rated freelancer on Upwork (Top 3% of all freelancers)
✅ Over 16,000+ hours on Upwork and still counting
🏅 Successfully completed 130+ projects
🌟 100% Job Success Rate (Client satisfaction is my priority)
💬 90% of clients recommend working with me
🔄 85% of clients return for long-term collaborations
🛠️ 10+ years of expertise in the IT industry
💯 Committed to delivering high-quality work
💸 Offering cost-effective solutions
🗣️ Fluent in English, verified proficiency
No matter if you are in the early stages, managing an established business, or seeking a Minimum Viable Product (MVP), I am dedicated to providing outstanding services that fit within your budget, ensuring your utmost satisfaction 💯.
➸ Mobile Applications: Native, Cross-Platform, and Hybrid solutions tailored for both Android and iOS.
➸ Web Applications: From Single Page Applications (SPAs) and Content Management Systems (CMS) to Progressive Web Apps (PWAs) and complete backend (APIs, Architecture) and frontend development.
𝐓𝐞𝐜𝐡𝐧𝐢𝐜𝐚𝐥 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞:
I bring versatility and adaptability, having mastered a broad range of tools and frameworks across web, mobile, and cloud technologies:
➸ Mobile App Development: Java, Kotlin, Objective-C, Swift, SwiftUI
➸ Cross-platform Hybrid App Development: Flutter (Dart), React Native
➸ Web Frontend: React.Js, Redux, Vue.js, Angular, HTML5, CSS3, BootStrap, JavaScript, jQuery
➸ Web Backend: PHP, Node.js, Laravel, Express.js, Nest,js
➸ Databases: MongoDB, MySQL, PostgreSQL, SQLite, AWS DynmoDB
➸ Cloud Solutions: AWS (EC2, Lambda, S3), Firebase, Azure
➸ 3rd Party APIs Integrations: AWS API Gateway, AWS Lambda, Rest API, JSON, XML
➸ Social Integration: Facebook, Twitter, Youtube, Instagram, Snapchat, Tinder
➸ Chat: XMPP, Socket, Firebase, Twilio
➸ Payment Gateway: Paypal, Braintree, Stripe Payment Gateway
➸ In-app Features: In-App Purchase: Advertisement, Push Notifications, GCM, Google Analytics
➸ Version Control Tools - Github, Bitbucket, Gitlab
➸ Google Map, Apple Map kit, Geolocation, GPS, Location Tracking
𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐲-𝐒𝐩𝐞𝐜𝐢𝐟𝐢𝐜 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬
I have successfully delivered projects across diverse industries, with expertise spanning:
➸ Social Networking and Community Platforms
➸ E-Commerce: Single Vendor, Print on Demand (POD), and Multi-Vendor Applications
➸ Healthcare Solutions: HIPAA-Compliant Platforms, Telemedicine, and Fitness Applications
➸ Logistics Management: Freight, Cargo, Fleet, Warehouse, and Supply Chain Solutions
➸ FinTech and POS: Digital Payments, Invoicing, and Financial Applications
➸ Learning & Education Management (LMS): Subscription and Membership-Based Platforms
➸ Real Estate: Property Listings and Management Systems
➸ On-Demand Service Platforms
➸ ERP & Business Automation: Workflow Automation, Inventory, WMS, CRM, Tracking, and Reporting.
𝐋𝐞𝐭’𝐬 𝐁𝐫𝐢𝐧𝐠 𝐘𝐨𝐮𝐫 𝐈𝐝𝐞𝐚𝐬 𝐭𝐨 𝐋𝐢𝐟𝐞 .🚀
Whether you're building a new product, optimizing an existing platform, or exploring new technologies, I’m ready to help align our vision and budget for a long-term partnership. Let’s make your digital transformation a reality.
📅 Click "INVITE" button to initiate a discussion about your project and how I can assist you in reaching your business goals.
Thank You
Ravin_Mobile App Developer | Full-Stack Developer
ReactNative | React Native Developer | Typescript | React Native Mobile Developer | React Native App Developer | React Native Mobile App Developer | API Integration | Map Integration | Mobile App Development | Flutter | Flutterflow | Dart | Firebase | App Development | iOS | Mobile Development | API Integration | Map Integration | JavaScript | TypeScript | Firebase | GraphQL | Firebase Cloud Firestore | Mobile App | Redux | Stripe | Web Developer | Node.js | TypeScript | MongoDB | JavaScript Developer.
Flutter
iOS Development
Smartphone
User Profile Creation
Android App Development
iOS
Mobile App Development
AI Mobile App Development
Chat & Messaging Software
Hybrid App Development
In-App Purchases
Web Development
React Native
Android
AI Chatbot
React
JavaScript
iPad App Development
API
API Integration
Pranjal S.
Chandigarh, India
$20/hr
5.0
1 jobs
I'm a results-oriented and innovative Mid-Level Full Stack Developer with a proven track record of seamlessly managing the end-to-end development process. I am an intuitive virtual assistant (consultant and advisor), a passionate developer and a problem solver as well
I believe in collaborating closely with stakeholders to understand their vision and translate it into feature-rich, user-centric applications i.e from concept and design to final deployment, whether on the cloud or/ server. My skill set is a powerful blend of technical expertise and creative problem-solving, making me a go-to professional for tackling complex challenges across a range of industries
Professional skills:
- Responsive Web applications & Cross platform Mobile App Development
- Design robust and scalable architectures with Server Management
- Firebase setup and configuration
- Database planning and development Management
- Frontend frameworks like React, VueJS, and Angular for creating engaging user interfaces
- 3rd party services, tools and software integration
- WebRTC & Socket Programming: Interactive and dynamic applications
- Complex Bug Resolution, Constraints Handling, Database Complexity Management
- Knowledge about DevOps methodologies, container technologies like Docker and orchestration tools like Kubernetes, etc
I am committed and ideal advocate of Software Development Life Cycle (SDLC) by utilising best practices, ensuring transparency in communication, streamlined processes, and consistently delivering high-quality software on time
Industries I've and would be glad to work with:
- Social Networking
- Healthcare: telemedicine, and fitness platforms
- Fintech and security
- eLearning and gamified Educational platform
- Service-based Solutions
- User friendly Point of Sale (POS) and Inventory management
- Minimum Viable Products (MVPs) development with iterative improvement down the line
- eCommerce and multivendor marketplaces including rental, etc
With firm believe in a collaborative and transparent approach to development, adherence to best practices of the Software Development Life Cycle (SDLC) and maintaining open lines of communication, I ensure that projects remain on track, clients remain well informed, on the product is delivered with quality
Let's connect and explore how can I be helpful in contributing my expertise and brainstorming your envisioned project idea towards an ideal product
Web Application
Angular
React Bootstrap
MySQL
RESTful API
Mobile App Design
Mobile App Development
UI Graphics
MVC Framework
Socket.io
WebRTC
Back-End Development
User Interface Design
Front-End Development
Firebase
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