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$30/hr
94%
Job Success
$100K+ earned
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I help companies build backend systems and SaaS platforms that handle real-time data, complex workflows and high traffic without breaking.
Recently delivered:
- 75% faster processing across a 5M+ page automation pipeline
- Real-time trading interface reducing order execution from 4 steps to 1
- SaaS fitness platform driving measurable trial-to-paid conversion improvement
With 10+ years of experience delivering production-grade systems across SaaS, healthcare, finance, e-commerce, and Web3, I bring both technical depth and product thinking to every engagement.
✓ Real-time SaaS platforms (Polymarket trading UI, Reveal Club fitness platform)
✓ Secure Laravel APIs with OAuth2, JWT, Laravel Passport & Stripe
✓ Automation systems reducing processing time by 70%+ (JoVE - 5M pages, 14 languages)
✓ Web3 integrations with MetaMask, Ethers JS, MagicLink & AES-256 encryption
✓ HIPAA-compliant healthcare platforms with AWS Cognito, Temporal workflows & 2FA
✓ Multi-tenant SaaS architecture, WebSockets & event-driven systems
✓ AI-assisted development using Claude & Cursor - faster delivery, same quality
PROVEN RESULTS
- Kures (WooCommerce Store): 28% revenue growth + 30% rise in repeat customers post-launch
- JoVE Automation: Cut per-page processing from 7 mins to 1.5 mins across 5M+ scientific pages in 14 languages using Python multi-agent system - earned bonus milestone
- Polymarket Trading UI: Real-time order books, WebSocket data feeds, AES-encrypted key handling, MetaMask & MagicLink login, multi-market support
- Reveal Club (Fitness SaaS): Quiz-based onboarding, Stripe billing, video streaming, food planner, step tracker, social login & full admin panel in Laravel
- Trivalry Gameshow: Live interactive quiz platform with real-time events, CSV import, reusable templates & game duplication
- Dental PMS: HIPAA-compliant multi-tenant platform with Temporal workflows, Twilio voice/SMS bots, AWS Cognito auth & microservices
TECH STACK
Backend: PHP, Laravel, CodeIgniter, CakePHP, WordPress, Node.js (Express.js), TypeScript, Python (Flask)
Frontend: Laravel Blade, jQuery, Tailwind CSS, Bootstrap, React (integration)
Real-time & Automation: WebSockets, Temporal, Cron Jobs, AWS SNS, Python agents, Multi-agent pipelines
Web3 / Blockchain: MetaMask, Ethers JS, MagicLink, Smart Contracts, AES-256 encryption
Cloud & DevOps: AWS (ECS, S3, SNS), Docker, Git, Laravel Forge, CI/CD
Databases: MySQL, PostgreSQL, MongoDB
CMS & E-commerce: WordPress, WooCommerce
Security: OAuth2, JWT, Laravel Passport, RBAC, HIPAA-ready, rate limiting, XSS/SQL protection
HOW I WORK
- All work delivered remotely via Potenza Global Solutions (registered IT company, India)
- B2B engagement model - professional contracts, milestone-based delivery
- I use AI tools (Claude, Cursor) to accelerate delivery without compromising code quality
- I ask the right questions upfront so you don't face surprises mid-project
- Comfortable with organized workflows - Slack, daily standups, Jira/Trello, proper handoffs
- Clean code, full documentation, smooth knowledge transfer at every stage
WHY CLIENTS CHOOSE ME
- 10+ years of real production experience - not tutorials, not side projects, live systems
- I understand exactly where SaaS and backend systems break - and I build defensively
- Long-term mindset: I write code that the next developer can actually read and maintain
- Most clients come back after the first project - ongoing relationships, not one-off gigs
- I work under a registered company structure giving clients professional accountability
If you are building something that needs to actually work at scale - with clean architecture, reliable performance, and a developer who takes ownership - let us talk.
Associated with
Potenza Global Solutions
$30/hr
100%
Job Success
$60K+ earned
Available now
Offers consultations
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Hi, I’m Poulomi. I build SaaS platforms, MVPs and scalable web/mobile applications for startups and growing businesses.
Top Rated Plus | 100% Job Success | $60K+ earned on Upwork
I specialise in taking products from idea and Figma designs to production-ready applications: from early-stage MVPs to scalable platforms used by real customers.
From **UI/UX design in Figma** to full-stack development using **React, Node.js, WordPress, Shopify, Flutter, and React Native**, I deliver end-to-end solutions that are clean, scalable, and production-ready.
Clients work with me for:
* Clear, structured communication throughout the project
* Reliable, on-time delivery with attention to detail
* Strong design + engineering execution under one roof
* Product thinking that goes beyond just writing code
Need a web platform with companion iOS/Android apps? I can handle the entire product.
Associated with
Weavers Web Solutions Private Limited
$200K+
earned
$30/hr
100%
Job Success
$300K+ earned
Available now
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I build production-grade 𝐀𝐈 𝐚𝐠𝐞𝐧𝐭 𝐬𝐲𝐬𝐭𝐞𝐦𝐬, 𝐆𝐞𝐧𝐞𝐫𝐚𝐭𝐢𝐯𝐞 𝐀𝐈 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬, 𝐑𝐀𝐆 𝐩𝐥𝐚𝐭𝐟𝐨𝐫𝐦𝐬, 𝐌𝐂𝐏 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬, 𝐯𝐨𝐢𝐜𝐞 𝐀𝐈 𝐚𝐧𝐝 𝐢𝐧𝐭𝐞𝐥𝐥𝐢𝐠𝐞𝐧𝐭 𝐚𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 that connect AI with real business data, tools, APIs, CRMs, and operational workflows.
My focus is building AI systems that can 𝐫𝐞𝐚𝐬𝐨𝐧, 𝐫𝐞𝐭𝐫𝐢𝐞𝐯𝐞 𝐢𝐧𝐟𝐨𝐫𝐦𝐚𝐭𝐢𝐨𝐧, 𝐮𝐬𝐞 𝐭𝐨𝐨𝐥𝐬, 𝐦𝐚𝐤𝐞 𝐝𝐞𝐜𝐢𝐬𝐢𝐨𝐧𝐬 𝐚𝐧𝐝 𝐞𝐱𝐞𝐜𝐮𝐭𝐞 𝐦𝐮𝐥𝐭𝐢-𝐬𝐭𝐞𝐩 𝐭𝐚𝐬𝐤𝐬 with controlled workflows, structured outputs, monitoring, and human oversight where required.
With a 𝐏𝐡.𝐃. 𝐟𝐫𝐨𝐦 𝐭𝐡𝐞 𝐔𝐧𝐢𝐯𝐞𝐫𝐬𝐢𝐭𝐲 𝐨𝐟 𝐒𝐭𝐮𝐭𝐭𝐠𝐚𝐫𝐭 (𝐆𝐞𝐫𝐦𝐚𝐧𝐲) and a Habilitation from 𝐆𝐞𝐨𝐫𝐠𝐢𝐚 𝐓𝐞𝐜𝐡 (𝐔𝐒𝐀), I bring a rare combination of real-world production engineering experience and deep academic research expertise in 𝐚𝐫𝐭𝐢𝐟𝐢𝐜𝐢𝐚𝐥 𝐢𝐧𝐭𝐞𝐥𝐥𝐢𝐠𝐞𝐧𝐜𝐞 𝐬𝐲𝐬𝐭𝐞𝐦𝐬.
𝐂𝐨𝐫𝐞 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞
𝐀𝐈 𝐀𝐠𝐞𝐧𝐭𝐬 & 𝐀𝐠𝐞𝐧𝐭𝐢𝐜 𝐒𝐲𝐬𝐭𝐞𝐦𝐬
Build autonomous and multi-agent systems for real business processes:
• Stateful agent workflows with conditional routing and memory
• Multi-agent orchestration and tool calling
• MCP-based integrations with external systems and business tools
• Structured outputs, monitoring, logging, and failure handling
• Human-in-the-loop controls for critical actions
𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬: LangGraph, CrewAI, LangChain, AutoGen, OpenAI, Claude, MCP, LangSmith
𝐑𝐀𝐆, 𝐋𝐋𝐌 & 𝐊𝐧𝐨𝐰𝐥𝐞𝐝𝐠𝐞 𝐒𝐲𝐬𝐭𝐞𝐦𝐬
Develop enterprise AI systems that work with private and domain-specific knowledge:
• Hybrid semantic, keyword, and metadata retrieval
• Structure-aware document processing and chunking
• Vector and graph-based retrieval
• Enterprise knowledge assistants and AI search
• Grounded responses and retrieval evaluation
𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬: Pinecone, Weaviate, Qdrant, LlamaIndex, OpenAI, Claude, Mistral, graph-based retrieval
𝐀𝐈 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 & 𝐕𝐨𝐢𝐜𝐞 𝐀𝐈
Connect AI agents to business workflows, CRMs, APIs, communication systems, and operational processes.
• End-to-end AI workflow automation
• CRM, email, document, and API integrations
• n8n, Make, webhooks, and REST APIs
• AI voice agents for sales, support, qualification, scheduling, and operations
• Real-time voice interaction, tool calling, CRM actions, and post-call automation
𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬: n8n, Make, Vapi, Twilio, ElevenLabs, Whisper, LiveKit
𝐀𝐈/𝐌𝐋 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠
Alongside modern LLM systems, I have strong engineering experience in 𝐏𝐲𝐭𝐡𝐨𝐧, 𝐦𝐚𝐜𝐡𝐢𝐧𝐞 𝐥𝐞𝐚𝐫𝐧𝐢𝐧𝐠, 𝐜𝐨𝐦𝐩𝐮𝐭𝐞𝐫 𝐯𝐢𝐬𝐢𝐨𝐧, 𝐎𝐂𝐑 𝐚𝐧𝐝 𝐝𝐨𝐜𝐮𝐦𝐞𝐧𝐭 𝐢𝐧𝐭𝐞𝐥𝐥𝐢𝐠𝐞𝐧𝐜𝐞.
• Predictive scoring, classification, forecasting, and domain-specific ML
• Computer vision and deep learning systems
• OCR and document-processing pipelines
• Model fine-tuning and adaptation
• AI/ML backends and production APIs
𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬: Python, FastAPI, PyTorch, scikit-learn, XGBoost, Hugging Face, OCR frameworks, PostgreSQL
𝐀𝐈 𝐒𝐚𝐚𝐒 & 𝐏𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠
Build the application and infrastructure required to turn AI capabilities into production products:
• AI-powered SaaS platforms and backend systems
• React / Next.js interfaces and AI dashboards
• REST APIs and scalable backend services
• PostgreSQL, Redis, vector databases
• AWS, Azure, GCP, Docker, and CI/CD
𝐖𝐡𝐚𝐭 𝐈 𝐃𝐞𝐥𝐢𝐯𝐞𝐫
🔹Production-ready AI agent and multi-agent systems
🔹RAG and enterprise knowledge platforms
🔹MCP and LLM integrations
🔹AI voice agents and conversational systems
🔹AI-powered automation workflows
🔹AI/ML, computer vision, and document intelligence solutions
🔹Scalable AI SaaS, APIs, and production backends
The goal is to build reliable 𝐀𝐈 𝐬𝐲𝐬𝐭𝐞𝐦𝐬 𝐭𝐡𝐚𝐭 𝐜𝐨𝐧𝐧𝐞𝐜𝐭 𝐢𝐧𝐭𝐞𝐥𝐥𝐢𝐠𝐞𝐧𝐜𝐞 𝐰𝐢𝐭𝐡 𝐝𝐚𝐭𝐚, 𝐭𝐨𝐨𝐥𝐬 𝐚𝐧𝐝 𝐛𝐮𝐬𝐢𝐧𝐞𝐬𝐬 𝐩𝐫𝐨𝐜𝐞𝐬𝐬𝐞𝐬 𝐚𝐧𝐝 𝐰𝐨𝐫𝐤 𝐢𝐧 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧.
𝐋𝐞𝐭’𝐬 𝐛𝐮𝐢𝐥𝐝 𝐚 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞 𝐀𝐈 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧 𝐭𝐡𝐚𝐭 𝐝𝐞𝐥𝐢𝐯𝐞𝐫𝐬 𝐫𝐞𝐚𝐥 𝐑𝐎𝐈.
Associated with
Funavry Technologies
$55/hr
100%
Job Success
$90K+ earned
Offers consultations
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🏆 Top Rated Plus | 100% Job Success Score
If you need a Flutter Mobile App Developer or React Native Developer who delivers production-ready iOS and Android apps that perform under real user load, scale with your growth, and don't require constant hotfixes after launch, you're in the right place.
I'm a Flutter Mobile App Developer and React Native Developer with 6+ years of hands-on experience. I have shipped 30+ Flutter projects, dozens of React Native apps, and 250+ mobile and web products across 45 countries. Not prototypes. Real apps with real traffic, real edge cases, and real business logic behind them. As a Flutter Mobile App Developer and React Native Developer, I don't just write code, I own the outcome and I manage the project myself, so you're never left wondering where things stand.
What makes me different
Most developers hand off a working build and move on. I stay involved. Whether the job calls for a Flutter Mobile App Developer or a React Native Developer, I design architecture that fits your product long-term, write code your future team can actually read, and manage the project so you always know what's done, what's next, and what's at risk before it becomes a problem.
Services
As a Flutter Mobile App Developer I build cross-platform apps for iOS and Android from a single optimized codebase with 60fps performance. As a React Native Developer I build the same cross-platform reach when your team's stack, hiring plans, or existing codebase point toward React Native instead. Either way: custom mobile architecture designed for long-term scalability, backend and API integration including REST, GraphQL, WebSockets, and real-time data sync, payment gateway integration (Stripe, Apple Pay, Google Pay), legacy app rescue and architecture refactoring, CI/CD pipelines, and App Store and Google Play deployment management.
Results
Every project I deliver as a Flutter Mobile App Developer or React Native Developer is measured against real outcomes:
Up to 60% faster app load times
Up to 40% reduction in crash frequency
Up to 50% improvement in API reliability
40-60% improvement in overall app performance
30-45% reduction in crash rates after architecture refactoring
5x growth in active users sustained without downtime
By Industry
As a Flutter Mobile App Developer and React Native Developer I have worked across a wide range of industries with real production apps behind each one. SaaS is my primary focus with 35+ platforms shipped, from early-stage MVPs to enterprise-grade systems with complex subscription management and multi-tenant architecture. In Healthcare I have delivered 25+ mobile projects with a strong focus on HIPAA compliance, data privacy, and reliability. FinTech accounts for 25+ apps including secure payment systems, financial dashboards, and high-security data handling. Enterprise tools account for 20+ projects covering internal business automation and role management systems. EdTech accounts for 15+ builds including smooth media streaming and offline learning modes. Marketplace and eCommerce accounts for 15+ apps covering high-traffic catalog management and checkout optimization.
Tech Stack
Flutter, Dart, Bloc, Provider, Riverpod, React Native, TypeScript, Redux, REST, GraphQL, WebSockets, Firebase, Supabase, Stripe, Apple Pay, Google Pay, AWS, GCP, Docker, CI/CD, App Store, Google Play.
How I work
Discovery: defining product goals, user journeys, and technical constraints before writing a single line of code - including whether Flutter or React Native is the right call for your team. Architecture: designing state management, system logic, and backend integration layers built for scale. Development: clean code, pixel-perfect UI across all screen sizes, seamless API connectivity. Testing: rigorous validation of performance under load, crash rates, and cross-device compatibility. Launch: structured App Store and Google Play deployment with post-launch monitoring. I also handle project management myself on every engagement, so there's no handoff gap between the person writing the code and the person tracking the timeline.
What you get
A Flutter Mobile App Developer and React Native Developer who takes full ownership of architecture, code stability, and project delivery
Clear milestone breakdowns, no surprise delays
Clean documented code your future team can work with
Active project management from first sprint to final release
Post-launch support, not a handoff and goodbye
Ready to work with a Flutter Mobile App Developer or React Native Developer who builds solutions that scale, perform, and grow with your users? Send me a message and let's talk about your project.
P.S. Tired of developers who overpromise and underdeliver? Send me your project and let's have an honest conversation about what it actually takes to build it right - Flutter, React Native, or figuring out together which fits.
Associated with
🔺 Jett Develops | Full-Cycle Design and Development Company, $250M Raised by Clients
$500K+
earned
$18/hr
100%
Job Success
$200K+ earned
Offers consultations
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Hi, I'm Chirag Kohli 👋
I help startups, founders, and businesses build scalable AI powered SaaS platforms, custom web applications, mobile apps, CRM systems, MVPs, marketplaces, and business automation solutions that launch faster, scale efficiently, and drive real business growth.
As a Top Rated Plus Developer (Top 1% on Upwork), I have successfully delivered hundreds of projects across SaaS, AI, healthcare, fintech, logistics, marketplaces, fitness, enterprise software, and custom business applications while maintaining a 100% Job Success Score.
## 💼 Services
✅ AI Powered SaaS Development
✅ Custom Web Application Development
✅ Mobile App Development for iOS & Android
✅ Flutter & React Native App Development
✅ React & Next.js Frontend Development
✅ Node.js, NestJS & Python Backend Development
✅ MVP Development for Startups
✅ CRM & ERP Development
✅ Admin Dashboards & Business Portals
✅ Workflow Automation & Business Process Automation
✅ AI Chatbots & AI Assistants
✅ AI Voice Applications
✅ Marketplace & Multi Vendor Platforms
✅ Booking & Scheduling Systems
✅ Healthcare, Fitness & Wellness Platforms
✅ Logistics & Fleet Management Solutions
✅ Multi Tenant SaaS Platforms
✅ REST API Development & Third Party API Integrations
✅ Payment Gateway Integration
## ⚙️ Tech Stack
📱 Mobile
Flutter • React Native • iOS • Android
💻 Frontend
React • Next.js • TypeScript • Tailwind CSS
⚙️ Backend
Node.js • NestJS • Python • FastAPI • Express.js
🗄️ Database
PostgreSQL • MySQL • Firebase • Supabase • Redis
🤖 AI & Automation
OpenAI • Claude • Deepgram • ElevenLabs • AI Agents • AI Assistants • RAG • Workflow Automation • AI Integrations
☁️ Cloud & DevOps
AWS • Vercel • Firebase • Supabase • Docker
🔗 Integrations
Stripe • Google Maps • Google Calendar • WhatsApp Business API • Twilio • Firebase Cloud Messaging • RevenueCat • REST APIs • OAuth • Social Login
## ⭐ Why Clients Work With Me
✨ End to end Full Stack Development from idea to deployment
✨ Startup MVP Development with scalability in mind
✨ Production ready Mobile Apps for iOS & Android
✨ Modern Web Applications using React & Next.js
✨ Secure Back-end Development & API Architecture
✨ AI Integration & Business Process Automation
✨ Clean, maintainable, scalable code
✨ Clear communication, reliable delivery, and long term support
Whether you're building an AI SaaS platform, startup MVP, CRM, marketplace, booking system, admin dashboard, custom business software, automation platform, or a mobile and web application, I can help transform your idea into a secure, scalable, and production ready product.
📩 Let's build your next AI, SaaS, web, or mobile application together!
Associated with
NetScape Labs Infotech Private Limited
$23/hr
100%
Job Success
$100K+ earned
Start of list.
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Senior Mobile App Developer Flutter | React Native with 10+ years of experience building scalable, AI-integrated, real-time mobile applications for iOS and Android. Proven expertise in taking products from concept and architecture through development, deployment, and successful App Store and Google Play releases, with a strong focus on performance, user experience, and secure backend integrations.
Where I typically get involved:
- Cross-platform mobile app development using Flutter, React Native, Swift, and Kotlin
- Real-time features - chat systems, live updates, push notifications using WebRTC, WebSockets, and Firebase
- AI-integrated mobile apps with OpenAI, third-party API connections, and backend-driven architecture
- POS systems, payment gateway integration, and transaction-based Android and iOS applications
- Location-based features using Google Maps, Mapbox, and GPS tracking
- Flutter and React Native performance optimization, bug fixing, and app restructuring
- Apps requiring iCloud Sync, SQLite, REST APIs, or Twilio integration
How I work differently:
I ask the questions most developers skip, about scale, user behavior, and what happens when things go wrong. Every architecture decision I make is based on where your product is going, not just where it is today. My clients don't come back to rebuild. They come back to expand.
Tech Stack:
Flutter | React Native | Kotlin | Swift
Firebase | SQLite | iCloud Sync | WebRTC | Twilio
REST APIs | WebSockets | Google APIs | Mapbox | GPS
OpenAI Integration | AI Mobile Apps | FlutterFlow
AI tools | Cursor AI | Claude AI | Open AI Codex
Certifications:
Master Advanced Flutter App Development: Coursera (EDUCBA)
Meta React Native Specialization: Coursera
Regards,
Rakesh
Senior Mobile App developer - ChicMic Studios
Associated with
ChicMic Studios
$9M+
earned
$25/hr
99%
Job Success
$100K+ earned
Start of list.
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I build AI powered applications, scalable SaaS platforms, and modern web solutions for startups, enterprises, and growing businesses.
With 8+ years of experience in Full Stack Development, I specialize in building secure, scalable, and production ready software using React.js, Next.js, TypeScript, Node.js, NestJS, PostgreSQL, and AI technologies.
I help businesses turn ideas into real products; from MVP development to enterprise-grade applications, AI integrations, and cloud-based platforms.
➣ Services I Provide:
➜ AI Development:
• AI Applications Development
• OpenAI API Integration
• ChatGPT Integration
• AI Agents Development
• LLM Based Applications
• RAG Systems
• AI Automation Solutions
➜ Full Stack Web Development:
• React.js Development
• Next.js Development
• TypeScript Applications
• Node.js Backend Development
• NestJS & Express.js APIs
• REST API Development
• GraphQL APIs
• Microservices Architecture
➜ SaaS Application Development:
• Multi Tenant SaaS Platforms
• B2B SaaS Products
• CRM & ERP Systems
• Business Automation Software
• Marketplace Platforms
• Enterprise Web Applications
➜ Database & Cloud Development:
• PostgreSQL
• MongoDB
• MySQL
• Redis
• AWS Cloud Services
• Docker
• Kubernetes
• CI/CD Pipelines
• Application Scaling
➜ Industry Experience:
• SaaS & B2B Platforms
• AI & Automation Products
• FinTech Applications
• Healthcare Software
• E commerce Platforms
• EdTech Solutions
• Enterprise Business Applications
➣ Why Clients Work With Me:
• 8+ years of experience delivering scalable software solutions
• Strong expertise across frontend, backend, AI, and cloud technologies
• Experience building products from concept to production
• Focus on clean architecture, performance optimization, security, and maintainability
• Ability to understand business goals and deliver reliable technical solutions
I work with clients across the USA, UK, Canada, Australia, Europe, and global markets.
If you need an AI Developer, Full Stack Developer, React Developer, Node.js Developer, or SaaS Developer to build or scale your product, let's discuss your project.
Associated with
Narola Infotech Solutions LLP
$10M+
earned
$20/hr
100%
Job Success
$60K+ earned
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Building Scalable Mobile Apps, SaaS Platforms & AI-Powered Products
I can help startups, founders, and businesses transform ideas into production-ready mobile applications, SaaS platforms, and AI-powered solutions that are built for performance, scalability, and long-term growth.
Whether you're launching an MVP, modernising an existing product, or integrating AI capabilities, I can help you build reliable software that delivers real business value.
What I Can Build:
- Mobile Applications (Flutter, React Native, FlutterFlow, Android, iOS)
- AI-Powered Apps using OpenAI, ChatGPT & Claude
- SaaS Platforms, Dashboards & Admin Panels
- Subscription & Membership Systems
- Real-Time Applications with Chat, GPS & Notifications
- Payment Integrations (Stripe, Razorpay, In-App Purchases)
- Custom APIs & Cloud-Based Backends
Core Technologies
Frontend & Mobile
Flutter | React Native | FlutterFlow | Dart | Android | iOS | Kotlin | Java | Swift
Backend & Cloud
Node.js | Firebase | Supabase | REST APIs | Cloud Functions | Authentication | Security
AI & Automation
OpenAI | ChatGPT | Claude | AI Agents | LLM Integrations | Workflow Automation
Industry Experience
FinTech | SaaS | Logistics | CRM | Business Automation | Education | Food Delivery | AI Products | Marketplace Platforms
Why choose me:
- Product-first approach focused on business outcomes
- Expertise in Flutter and React Native for cross-platform mobile development
- Scalable and maintainable architecture
- Clean, high-quality code
- Transparent communication and regular updates
- End-to-end support from planning to deployment
If you're looking for a developer who can build, scale, or enhance your Flutter or React Native mobile app, SaaS platform, or AI-powered product, let's discuss your project and turn your vision into reality.
Associated with
Jarvis Technolabs
$4K+
earned
$20/hr
100%
Job Success
$900+ earned
Start of list.
End of list.
I specialize in full-stack web development, AI-powered applications, workflow automation, and cloud-based integrations. Whether you need a custom SaaS platform, a high-performance web application, AI agents, or automated business workflows, I can deliver production-ready solutions tailored to your goals.
Technical Expertise
* Frontend: React.js, Angular, JavaScript (ES6+), TypeScript, HTML5, CSS3, Responsive UI Development
* Backend: Node.js, Express.js, REST APIs, GraphQL, Authentication & Authorization, Microservices
* Databases: MongoDB, PostgreSQL, MySQL, Firebase
* Cloud & DevOps: Git, GitHub, Docker, CI/CD, AWS, Vercel, Netlify
* AI & Automation: n8n, Make . com, Zapier, LangChain, Python, OpenAI API Integration, AI Agents, Workflow Automation, Custom AI Solutions
Services I Offer
Full-Stack Web Application Development
SaaS Product Development
AI-Powered Applications
AI Agents & Chatbots
Business Process Automation
CRM & Third-Party API Integrations
Dashboard & Admin Panel Development
Custom Internal Business Tools
Workflow Automation with n8n, Make. com & Zapier
Performance Optimization
Bug Fixes, Enhancements & Ongoing Maintenance
Why Work With Me?
I believe successful projects are built on clear communication, reliable delivery, and a genuine understanding of business needs. My approach is to write clean, maintainable code while keeping your long-term goals in mind.
When you work with me, you can expect:
Over 10 years of hands-on development experience
Clean, scalable, and well-structured code
Transparent communication throughout the project
Reliable delivery and attention to detail
A long-term partnership mindset rather than a one-time engagement
Solutions that focus on solving business problems, not just implementing features
If you're looking for a dependable Full-Stack and AI Developer who can build modern applications, automate workflows, and create solutions that deliver real business value, I'd be happy to discuss your project and explore how I can help.
Thank you for your time, and I look forward to hearing from you.
Best regards,
Ahim
$25/hr
100%
Job Success
$8K+ earned
Start of list.
End of list.
🚀 Full Stack Developer | React & Next.js Expert | SaaS & MVP Builder | IBM & Meta Certifications
Looking for a developer who can turn your idea into a fast, scalable, and stunning product? MVP or SaaS?
I’m Muhamamd Feroz, an Experienced Full Stack Web and Mobile Developer with 4+ years of experience and 30+ successful projects delivered, from SaaS platforms and web apps to cross-platform mobile solutions.
Clients hire me because I write clean code, business thinking, and beautiful design to deliver results that *perform and convert*.
🎓 Certifications:
* 🧠 IBM Certification in Microservices Architecture
* 💻 Meta Certification in Advanced React
* 🎁 100% money-back guarantee if I ever set the wrong expectation or fail to deliver - no excuses, no questions asked.
⚙️ Tech Stack & Expertise
Frontend: React.js, Next.js, Tailwind CSS, TypeScript, JavaScript, Bootstrap, AJAX
Backend: Node.js, Express.js, MongoDB, PostgreSQL, SQL, Firebase, Supabase
Mobile: React Native (Expo & CLI)
Cloud & DevOps: AWS, Firebase, Supabase
Other Expertise: REST APIs, Microservices, Progressive Web Apps (PWA), SaaS Architecture
💡 My Development Approach
✔ Build scalable, maintainable, and secure architecture with modern best practices
✔ Create pixel-perfect, responsive, SEO-optimized UIs using Tailwind CSS
✔ Develop high-performance APIs in Node.js and Express
✔ Offer clear communication, weekly updates, and milestone transparency
✔ End-to-end ownership - from concept to cloud deployment
📈 Why Clients Choose Me
Successfully delivered 30+ full-stack apps, SaaS platforms, and enterprise projects
* Experienced in building MVPs that scale and attract investors
* Proven ability to transform business goals into powerful, production-ready software
* Strategic, proactive, and deadline-oriented, no hand-holding required
* Always committed to building future-proof, high-quality systems
🧠 What I Can Build for You
* 🚀 SaaS Platforms & MVPs ready for launch
* 💼 Business dashboards, portals, and management systems
* 🛍️ E-commerce & subscription-based apps
* 📱 Cross-platform React Native mobile apps
* ☁️ Cloud-integrated systems with AWS / Firebase
**Let’s Build Something Great**
Whether you’re a startup founder launching your SaaS, or an established business modernizing your web app, I’ll help you deliver a product that looks amazing, performs flawlessly, and scales effortlessly.
You can Search me by: Full Stack Developer | React Developer | Next.js Developer | Node.js Developer | SaaS Developer | MVP Developer | Frontend Developer | Backend Developer | AWS Engineer | TypeScript Developer | Web App Developer