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$50/hr
99%
Job Success
$1M+ earned
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As the Founder and Owner of a successful Zoho solutions business, I bring 10+ years of hands-on experience with Zoho and 20+ years in app, web, and database development across dozens of industries. I understand the challenges founders face—manual processes, inefficient workflows, and lack of system integration—and I design solutions that save time, increase productivity, and drive growth.
I specialize in implementing, customizing, and expanding Zoho applications to meet the unique needs of your business. From custom Zoho CRM development to complex integrations via APIs, Zapier, or Make, I create systems that align perfectly with how you work. My goal is to automate your sales, marketing, and business processes while standardizing workflows for maximum efficiency.
Zoho Expertise:
✅ Zoho One | ZeptoMail | Zoho CRM | Zoho Flow | Zoho Desk | Zoho Analytics
✅ Zoho Books | Zoho Inventory | Zoho Creator | Zoho Recruit & Zoho People
✅ Zoho Subscriptions | Orchestly | Zoho Catalyst | Custom API Integrations
What I Deliver:
Fully customized Zoho workflows that match your business processes
Automation of repetitive tasks to free up your team’s time
Custom modules, fields, views, and filters to make Zoho work the way you do
Seamless integrations across Zoho apps and external systems
As a founder myself, I know what it takes to scale a business efficiently.
Let’s work together to unlock the full potential of Zoho for your business, automate your operations, and drive measurable results.
Oleksandr K.
has worked
.
Associated with
CRMOZ — Zoho Implementation & Automation Agency
$2M+
earned
$49/hr
100%
Job Success
$100K+ earned
Available now
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🔌 Powering 3.5M+ connected devices worldwide. I deliver end-to-end IoT and AI-powered solutions from firmware to cloud for Smart Home, Automotive, Energy, and Healthcare industries.
📊 WHY CLIENTS CHOOSE ME:
• 3.5M+ IoT devices connected in production (Geeni smart home ecosystem)
• 10+ years building IoT products, from PoC to mass production
• 599+ hours on active firmware contract (Zephyr RTOS, Nordic, BLE)
• AI-powered development: agentic pipelines, intelligent automation, ML integration for IoT
• HIPAA-certified team for medical IoT projects
• Top Rated Plus, 100% Job Success Score
🔧 WHAT I BUILD:
→ Firmware Development: Zephyr RTOS, FreeRTOS, ESP32, STM32, NRF, ARM Cortex. SPI, UART, I2C, Modbus, GPIO
→ Wireless Connectivity: BLE 5.3, Matter, Thread, Zigbee, LoRa, MQTT, LTE-M, NB-IoT, WiFi
→ IoT Cloud Platforms: AWS IoT Core, Azure IoT Hub, Google Cloud IoT, Firebase, InfluxDB
→ AI & ML for IoT: predictive maintenance models, anomaly detection, sensor data pipelines, edge AI, agentic workflows
→ Mobile IoT Apps: React Native, Flutter, Swift, Kotlin — companion apps for connected devices
→ Security & Compliance: TLS, OAuth2, JWT, Secure Boot, OTA updates, HIPAA compliance
🤖 AI ENGINEERING:
I integrate AI across the full IoT stack from edge inference on embedded devices to cloud-based ML pipelines. I build agentic AI systems, intelligent automation workflows, and enterprise-grade AI pipelines that go beyond simple chatbots into production-ready infrastructure.
🏗 INDUSTRIES WE SERVE:
• Smart Home — built app ecosystem for 3M+ devices (smart bulbs, cameras, sensors, switches)
• Automotive — OBD-II fleet management, connected car platforms, predictive maintenance
• Energy — Smart Grid management, EV charging, HVAC telematics with cellular IoT
• Healthcare IoT — ECG monitoring wearables, Remote Patient Monitoring (RPM), HIPAA-compliant platforms
👥 TEAM:
I also lead a dedicated team of 20+ engineers: embedded/firmware, AI/ML, mobile (iOS + Android), backend, QA, DevOps, and project management. We can work as your extended engineering team — same timezone overlap, daily standups, transparent communication.
💬 MESSAGE ME with your IoT or AI project details — I'll respond with relevant case studies and a preliminary architecture within 24 hours.
India
$12/hr
100%
Job Success
$100K+ earned
Available now
Offers consultations
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👀 𝗔𝗥𝗘 𝗬𝗢𝗨 𝗟𝗢𝗢𝗞𝗜𝗡𝗚 𝗙𝗢𝗥:
→ A skilled Web Developer and Full-Stack Developer with expertise in Website Development and modern Web Development?
→ An experienced web developer to launch a secure, high-performing website, web app?
→ A skilled website developer or website designer to craft a high-quality, user-focused experience?
→ A Full-Stack Developer who can refresh your existing website using the latest web development technologies?
👨💻 𝗪𝗵𝗼 𝗔𝗺 𝗜?
A skilled Web Developer & Full-Stack Developer with 𝟴+ 𝘆𝗲𝗮𝗿𝘀 𝗼𝗳 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 creating scalable websites, SaaS platforms & Admin dashboards. As a dedicated Web Developer, I manage all aspects of your project with my Full-Stack Development expertise.
With a Bachelor’s degree in Computer Engineering, I build user-friendly websites that work smoothly across all devices. Whether you need a custom website, website redesign or web app development project, as your trusted web developer, I work with the latest technologies. My approach covers all part of Full-Stack Development.
I'm Proficient in:
Full Stack Development (Frontend Development + Backend Development)
Website Development (from landing pages to complex web platforms)
Web Development with modern frameworks like React.js, Node.js, Next.js
🏆 𝗠𝘆 𝗞𝗲𝘆 𝗔𝗰𝗵𝗶𝗲𝘃𝗲𝗺𝗲𝗻𝘁𝘀:
→ Delivered high-performance website with millions of monthly visitors
→ Successfully built 100+ websites & web applications across 40+ countries as a skilled website developer
→ 90% long-term clients
🚀 𝗪𝗵𝗮𝘁 𝗬𝗼𝘂’𝗹𝗹 𝗚𝗲𝘁 𝗳𝗿𝗼𝗺 𝗠𝗲:
➡ Daily progress updates with clear task breakdowns
➡ Weekly builds for real-time tracking & feedback
➡ 40+ hours/week dedicated web developer availability
➡ Agile-based workflow & clear communication for Full-Stack Development
➡ Full ownership of the source code & deliverables
💬 𝗪𝗵𝗮𝘁 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗦𝗮𝘆 𝗔𝗯𝗼𝘂𝘁 𝗠𝗲?
⭐️⭐️⭐️⭐️⭐️ Amit is a great web developer, I would hire & recommend him to anyone that needs full-stack development work!
⭐️⭐️⭐️⭐️⭐️ Amit was prompt & professional. I will be sending another request to work together on the next phase of the project.
📌 𝗠𝘆 𝗞𝗲𝘆 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲:
🔹Front-End Development: HTML, CSS3, JavaScript, React.js, Next.js, TailwindCSS
🔹Back-End Development: Node.js, Express.js, TypeScript, JavaScript, RESTful APIs
🔹Database: MongoDB, MySQL, PostgreSQL, SQLite, DynamoDB, Firebase Firestore, Firebase Realtime Database
🔹Cloud/DevOps: AWS, Firebase, Vercel, DigitalOcean, Docker
🔹Tools: Git, Bitbucket, Figma, AdobeXD, GraphQL, Webpack
✨𝗦𝗼𝗺𝗲 𝗵𝗶𝗴𝗵𝗹𝗶𝗴𝗵𝘁𝘀 𝗼𝗳 𝗺𝘆 𝗽𝗿𝗲𝘃𝗶𝗼𝘂𝘀 𝘄𝗼𝗿𝗸:
- Landing Page Design for Business, Startup
- Admin Dashboard Web App with User Roles & Analytics Panel
- CRM Development for Sales Management & Client Tracking
- E-commerce Website with Cart, Checkout & Payment Integration
- Booking Website for Services with Calendar Integration
- Learning Management System with Course Upload
- Healthcare Appointment Website with Video Call Integration
- Real Estate Website with Property Listings
- Event Booking Website with Seat Selection & Online Payment
- Inventory Management System with Product & Stock Control
- Restaurant Website with Food Ordering & Table Booking
- Travel Website with Tour Packages & Booking Flow
- Online Document Management System
- Multi-Vendor Marketplace Website with Seller Dashboard
- SaaS Web App with User Authentication & Admin User Access
- Social Media Website with Calling & Messaging
- Financial Dashboard with Income, Expense & Budget Tracking
- On-Demand Service Booking Website with Real-Time Scheduling
🛠️ 𝗪𝗵𝗮𝘁 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀 𝗗𝗼 𝗜 𝗢𝗳𝗳𝗲𝗿?
✔️ Custom Web Design & Web Development that tailored to your brand & goals
✔️ Full-Stack Web Development & Website Redesign using React.js, Next.js, Node.js
✔️ Responsive Web Design for all devices
✔️ UI/UX-Focused Website
✔️ Back-End Development with Secure API & Database Integration
✔️ Cloud Deployment with Firebase, Vercel, AWS
✔️ Landing Page, Business Website, Web Application
✔️ Website Maintenance support as a Web Developer
Whether you're starting from scratch or enhancing an existing project, I can help bring it to life.
👉 Click "Invite" or "Hire" button to get started!
🤔 Got a quick question? Just 𝗱𝗿𝗼𝗽 𝗺𝗲 𝗮 𝗺𝗲𝘀𝘀𝗮𝗴𝗲 or Book a free 15-min consultation call today.
Regards,
Amit
Web Developer, Web Development, Web Design, Web Designer, Web Application, Website Design, Website Developer, Website Designer, Full Stack Web Development, Full Stack Web Developer, Full Stack Developer, Web App Developer, Best Web Developer, Skilled Web Developer, Skilled Website Developer, Experienced Web Developer, Web App Development, Responsive Web Development, WordPress, React, JavaScript, HTML, HTML5, CSS, CSS3, Next.js, TypeScript, Full-Stack Development, Front-End Development, API Development, API Integration, RESTful API, Responsive Web Design, Web Design, Website Design
Amitbhai S.
has worked
.
United Arab Emirates
$35/hr
100%
Job Success
$300K+ earned
Available now
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⚡ Need to launch fast? I help startups and businesses transform ideas into scalable AI-powered web and mobile products—often in weeks, not months.
With 15+ years of experience and a 100% Job Success Score, I build intelligent solutions that combine AI, automation, web, and mobile technologies to solve real business challenges and drive measurable growth.
As a Fractional CTO and Full-Stack Engineer, I partner with founders and teams to architect, develop, and scale:
🚀 • SaaS Platforms
🤖 • AI Products & Intelligent Applications
📱 • Mobile Apps (iOS & Android)
⚙️ • Automation Systems & Workflows
🏢 • Enterprise Solutions
From MVPs to production-ready platforms, I focus on clean architecture, business outcomes, performance, security, and long-term scalability.
## 🤖 𝗖𝗢𝗥𝗘 𝗘𝗫𝗣𝗘𝗥𝗧𝗜𝗦𝗘
### 🧠 𝗔𝗜 & 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻
• AI Applications, Agents, and Chatbots
• AI Automation and Workflow Systems
• Business Process Automation
• Retrieval-Augmented Generation (RAG)
• Prompt Engineering and AI Consulting
### 💻 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁
• React, Next.js, Angular
• Node.js, NestJS, FastAPI, Python
• Scalable Web Applications and SaaS Platforms
### 📱 𝗠𝗼𝗯𝗶𝗹𝗲 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁
• React Native and Expo
• Cross-Platform iOS and Android Apps
• Mobile App Architecture and Deployment
### ☁️ 𝗔𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁𝘂𝗿𝗲 & 𝗖𝗹𝗼𝘂𝗱
• Multi-Tenant SaaS Systems
• API Integrations and Third-Party Services
• AWS, Docker, CI/CD Pipelines
• Scalable Cloud Infrastructure
### 🎯 𝗟𝗲𝗮𝗱𝗲𝗿𝘀𝗵𝗶𝗽 & 𝗦𝘁𝗿𝗮𝘁𝗲𝗴𝘆
• Fractional CTO Services
• Product Strategy and Technical Roadmapping
• Team Leadership and Engineering Management
## ✅ 𝗥𝗘𝗖𝗘𝗡𝗧 𝗦𝗢𝗟𝗨𝗧𝗜𝗢𝗡𝗦 𝗗𝗘𝗟𝗜𝗩𝗘𝗥𝗘𝗗
🚀 • AI sales automation platforms with CRM integrations and analytics dashboards
📈 • GPT-powered marketing systems with automated lead generation and content workflows
💰 • Financial platforms with predictive analytics and AI-assisted operations
🎓 • AI-powered education platforms with personalized learning experiences
🚚 • Logistics and marketplace platforms integrating multiple third-party APIs
🏥 • Healthcare, legal-tech, and enterprise automation solutions
🔍 • Intelligent knowledge bases powered by vector search and large language models
## 🛠️ 𝗧𝗘𝗖𝗛 𝗦𝗧𝗔𝗖𝗞
🌐 Frontend: React, Next.js, Angular, TypeScript, Tailwind CSS
📱 Mobile: React Native, Expo
⚙️ Backend: Node.js, NestJS, FastAPI, Python
🗄️ Databases: PostgreSQL, MongoDB, Firebase
☁️ Cloud & DevOps: AWS, Docker, CI/CD
🤖 AI & Automation: OpenAI, Claude, Gemini, LangChain, Pinecone, ChromaDB, n8n, Make
🔗 Integrations: GraphQL, REST APIs, Stripe, Firebase, Third-Party Services
## ⭐ 𝗪𝗛𝗬 𝗖𝗟𝗜𝗘𝗡𝗧𝗦 𝗪𝗢𝗥𝗞 𝗪𝗜𝗧𝗛 𝗠𝗘
✅ Fractional CTO-level strategic thinking
✅ AI, Web, Mobile, and Automation expertise under one roof
✅ Rapid MVP development and faster time-to-market
✅ Scalable architecture built for long-term growth
✅ Strong communication and reliable delivery
💡 I don't just write code—I help businesses build products that learn, automate, and scale.
📩 If you're looking for a technical partner who can combine AI, product strategy, web development, mobile apps, and automation under one roof, feel free to send an invitation through Upwork to discuss your project.
$45/hr
100%
Job Success
$100K+ earned
Offers consultations
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I am a Node.js developer with over 15 years of Full-Stack development experience. I've built 220+ web projects. I have 10+ years in Node.js development. Besides, I specialize in SaaS, Dashboards, Healthcare, Marketplaces, MarTech, FinTech, Real Estate, mobile apps, and enterprise software.
🏆 112k+ billed Full-Stack Development
💎 $4m+ earned in Full Stack Development
🥇 Senior full stack developer in React.js Node.js AWS Next.js Nest.js JavaScript Developer
📢 Our client, Eventbrite company, boasting $580M in revenue, said about working with us: "𝗧𝗵𝗲 𝗖𝗹𝗼𝗰𝗸𝘄𝗶𝘀𝗲 𝘁𝗲𝗮𝗺 𝘄𝗮𝘀 𝗲𝘅𝗰𝗲𝗹𝗹𝗲𝗻𝘁. 𝗪𝗲 𝗮𝗿𝗲 𝘁𝗵𝗿𝗶𝗹𝗹𝗲𝗱 𝘄𝗶𝘁𝗵 𝘁𝗵𝗲 𝗳𝗶𝗻𝗮𝗹 𝗽𝗿𝗼𝗱𝘂𝗰𝘁".
As a skilled Node.js Developer, I’m proficient in AWS, Serverless, and Microservices, leveraging NestJS and ReactJS to craft scalable systems, and I specialize in building reliable solutions as a Node.js Developer using Vue.js Node.js, NestJS, and React.js.
With Nest.js, I build strong server-side apps that have a smart structure and fast API routing. As a Node.js developer, I rely on TypeScript and Nest.js’s detailed docs to write code that’s easy to read and maintain. I also plug in extra Nest.js modules to simplify linking up with databases and outside services, making development quicker and more organized.
I'm a skilled Node.js backend JavaScript developer with a focus on Node.js, crafting scalable and efficient server-side solutions. I harness MongoDB alongside Node.js to deliver versatile NoSQL database systems and possess deep knowledge of SQL for overseeing relational databases, ensuring data remains consistent and reliable.
➤ 𝗖𝗹𝗼𝗰𝗸𝘄𝗶𝘀𝗲 𝗦𝗼𝗳𝘁𝘄𝗮𝗿𝗲 𝗧𝗲𝗮𝗺 𝗛𝗶𝗴𝗵𝗹𝗶𝗴𝗵𝘁𝘀
💯 100% Top Rated Plus - 🎯 Top 3% of companies
📢 50% of our clients work with us for over 3 years
💎 84% of our clients strongly recommend our Node.js expertise
🥇 Awarded 'Best Upwork Agency in Dnipro' by Upwork 4 years running
🏆 Named 'Top Ukraine Development Company' by Clutch 3 years in a row
📱💻 310+ successfully completed projects over 10 years with a 4.9🏆 3rd-party rating
👉 𝗪𝗵𝘆 𝗬𝗼𝘂 𝗦𝗵𝗼𝘂𝗹𝗱 𝗪𝗼𝗿𝗸 𝗪𝗶𝘁𝗵 𝗠𝗲 𝗔𝘀 𝗬𝗼𝘂𝗿 𝗡𝗼𝗱𝗲.𝗷𝘀 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿
☑️ Latest Technologies: As a Node.js Developer, I harness Node.js, NodeJS, React, Vue.js, MongoDB, and Angular to build modern, scalable web applications. My expertise in NodeJS ensures your business stays competitive.
☑️ End-to-End Product Development: With comprehensive skills in Node.js for back-end and front-end technologies, I deliver fully integrated solutions as a Node.js Developer. Using NodeJS, I ensure cohesive user experiences and robust performance for faster project delivery.
☑️ Expertise Across Multiple Industries: As a Node.js Developer, I’ve completed projects in MarTech, Real Estate, Logistics, Healthcare, Travel and Hospitality, and FinTech using Node.js. My adaptability with NodeJS tailors strategies to your market.
𝗡𝗼𝘁𝗮𝗯𝗹𝗲 𝗣𝗿𝗼𝗷𝗲𝗰𝘁𝘀
✔ Customized AI chatbot SaaS built with Node.js and OpenAI
✔ Multi-tenant fleet management software powered by NodeJS React Developer
✔ Logistic using Node.js
✔ Fintech solutions with a strong UX focus, developed as a Node.js JavaScript Developer
𝗪𝗵𝗮𝘁 𝗜 𝗖𝗮𝗻 𝗗𝗼 𝗙𝗼𝗿 𝗬𝗼𝘂 𝗔𝘀 𝗮 𝗡𝗼𝗱𝗲.𝗷𝘀 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿
✔ Develop web apps and websites from scratch using Node.js
✔ Handle client-side and server-side development with NodeJS Backend Developer
✔ AI Chatbot Development | AI Chatbot Developer
✔ Design application architecture tailored to your needs using Node.js
✔ Integrate third-party services (payment systems, Google services, social networks) with NodeJS Full Stack Developer
✔ Optimize high-load apps for speed, scalability, reliability, and security as a Node.js Developer
✔ Write comprehensive unit tests with Node.js for optimal user experiences
As a passionate full stack developer Node.js Developer, I embrace new challenges and technologies. If your project requires unfamiliar tools, I’ll master them with Node.JS to deliver results. Have an idea needing skilled implementation?
𝗟𝗲𝘁’𝘀 𝗱𝗶𝘀𝗰𝘂𝘀𝘀 𝗵𝗼𝘄 𝗺𝘆 𝗡𝗼𝗱𝗲.𝗷𝘀 𝗲𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 𝗰𝗮𝗻 𝗯𝗿𝗶𝗻𝗴 𝘆𝗼𝘂𝗿 𝘃𝗶𝘀𝗶𝗼𝗻 𝘁𝗼 𝗹𝗶𝗳𝗲! 👌
Associated with
Clockwise Software - SaaS Experts
$22/hr
100%
Job Success
$500K+ earned
Offers consultations
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I'm a Senior AI Engineer and Full-Stack Developer with 16+ years of experience building AI-powered products, SaaS platforms, enterprise software, automation systems, healthcare, and scalable web applications.
I help startups, agencies, and businesses transform ideas into production-ready products by combining Generative AI, Agentic AI, modern software architecture, AWS cloud services, and cloud-native engineering.
My expertise spans AI Agents, RAG systems, MCP integrations, intelligent workflow automation, enterprise search, document intelligence, SaaS platforms, and custom business applications.
What I Build
✅ AI Agents & Multi-Agent Systems
✅ RAG Applications & Knowledge Assistants
✅ AI Chatbots & Conversational AI Platforms
✅ MCP Servers & Tool Integrations
✅ Document Processing & Information Extraction Systems
✅ Workflow Automation & Business Process Automation
✅ AI-Powered CRM, ERP & Internal Business Platforms
✅ SaaS Products & Multi-Tenant Applications
✅ Custom Web Applications & Enterprise Software
✅ MVPs, PoCs & Production-Scale Products
♟️ 𝗔𝗜, 𝗗𝗮𝘁𝗮 & 𝗜𝗻𝘁𝗲𝗹𝗹𝗶𝗴𝗲𝗻𝗰𝗲:
→ OpenAI, GPT-4o, Claude, Gemini
→ LangChain, LangGraph & MCP
→ AI Agents & Tool Calling
→ RAG Architecture & Knowledge Retrieval Systems
→ Vector Databases & Semantic Search
→ AWS Bedrock & Enterprise AI Deployments
→ Document Intelligence
→ Prompt Engineering, AI Evaluation & Optimization
♟️ 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 & 𝗦𝘆𝘀𝘁𝗲𝗺 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿𝗶𝗻𝗴:
→ Python (FastAPI, Django), Node.js & Laravel
→ REST APIs & GraphQL
→ Microservices Architecture & Event-Driven Systems
→ Authentication & Authorization
→ Enterprise Integrations
→ Background Processing & Workflow Engines
♟️ 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱, 𝗖𝗹𝗼𝘂𝗱 & 𝗜𝗻𝗳𝗿𝗮𝘀𝘁𝗿𝘂𝗰𝘁𝘂𝗿𝗲:
→ React.js, Next.js & TypeScript
→ PostgreSQL, MongoDB & MySQL
→ Elasticsearch
→ AWS (Bedrock, ECS Fargate, Lambda, S3, Cognito, EC2, RDS)
→ AWS & Azure
→ Docker & CI/CD
♟️ 𝗛𝗼𝘄 𝗜 𝗔𝗽𝗽𝗿𝗼𝗮𝗰𝗵 𝗣𝗿𝗼𝗷𝗲𝗰𝘁𝘀:
→ Focus on business outcomes, not just technical implementation
→ Design systems that scale with future growth
→ Build maintainable, production-ready solutions
→ Communicate clearly and proactively throughout development
→ Deliver clean architecture, reliable code, and long-term value
Whether you're building an AI-native product, integrating AI into an existing platform, launching a SaaS application, automating business workflows, or developing a custom software solution, I can help you design, build, and scale technology that delivers measurable business results.
Associated with
Crest Infosystems Pvt. Ltd.
$5M+
earned
$35/hr
100%
Job Success
$70K+ earned
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⭐ 80+ Projects Delivered | $70K+ Earned | 100% Job Success | 10 Years on Upwork
Not just a developer. A technical partner who gets your product shipped — and leaves your team able to own it after I'm done.
I work with founders, CTOs, and product teams building .NET backends that actually scale. From greenfield SaaS to legacy ASP.NET migrations to microservices rewrites — I've done it across Healthcare, Cybersecurity, SaaS, Travel & Hospitality, and EdTech.
🔧 Sound familiar?
• Your SaaS backend wasn't built to grow — and it's showing
• Legacy ASP.NET app drowning in technical debt
• APIs are slow, DB queries are timing out, users are complaining
• You need microservices but don't know where to start
• Cloud costs are climbing with nothing to show for it
🚀 How I work:
Discovery → Architecture → Build → QA → Deploy → Scale
No hand-holding needed. You describe the problem, I own the solution end to end.
💻 Core Stack:
→ Backend: ASP.NET Core, C#, Web API, EF Core, Dapper
→ Frontend: Angular (2–18), React, Next.js, TypeScript
→ Architecture: Clean Architecture, Microservices, CQRS, DDD
→ Database: SQL Server, PostgreSQL, Redis
→ Cloud & DevOps: Azure, AWS, Docker, CI/CD, Hangfire
→ Auth & Security: JWT, OAuth, Identity Server, HIPAA-aware
🎯 I can plug in as:
✅ Senior developer on your existing team
✅ Tech lead owning architecture decisions
✅ Fractional CTO for startups without a technical co-founder
Let's build something that doesn't fall apart at scale. Drop me a message.
Muhammad A.
has worked
.
$28/hr
100%
Job Success
$100K+ earned
Available now
Offers consultations
Start of list.
End of list.
6+ years building full-stack web products that ship on time and hold up in production. I work across the full stack, from React and Next.js interfaces to Node.js and Laravel backends, and I take ownership of the whole thing.
What I work on:
Web applications and SaaS platforms in React, Next.js, and TypeScript. Backend services, REST APIs, and GraphQL in Node.js, Express.js, and Laravel. JavaScript and TypeScript across both frontend and backend. Third-party integrations and webhooks: Stripe, HubSpot, Salesforce, Twilio, and custom CRM and payment APIs. Real-time features with WebSockets and server-sent events. CI/CD pipelines, automated testing, and deployment on AWS, Docker, and GitHub Actions. Performance optimization and security hardening built in from the start.
Core stack:
JavaScript, TypeScript, React, Next.js, Node.js, Express.js, Laravel, PHP, PostgreSQL, MySQL, MongoDB, REST APIs, GraphQL, WebSockets, AWS, Docker, GitHub Actions, Vercel, Tailwind CSS, Redux, Zustand
Good fit for: SaaS products, internal tools, API integrations, marketplace platforms, e-commerce, web applications, product rebuilds and migrations, startup MVPs.
I work within the Softermii team, a full-cycle software and AI development company with 100+ products delivered across healthcare, fintech, real estate, logistics, and e-commerce. We also use Apex, our internal delivery framework, which keeps scope tight, prevents rework, and makes delivery timelines predictable.
Associated with
Softermii
$1M+
earned
$30/hr
100%
Job Success
$20K+ earned
Available now
Offers consultations
Start of list.
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𝐀𝐈 𝐒𝐚𝐚𝐒 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫 | 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 (𝐌𝐄𝐑𝐍 / 𝐌𝐄𝐀𝐍 / .𝐍𝐄𝐓) | 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 & 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧 𝐒𝐩𝐞𝐜𝐢𝐚𝐥𝐢𝐬𝐭
I’m a Senior Full Stack Engineer with 15+ years of experience building AI-powered SaaS platforms, enterprise web applications, and scalable backend systems with a strong focus on automation and integration.
I help companies design and build production-grade systems that combine AI, APIs, and modern cloud architecture to streamline operations, improve workflows, and scale efficiently.
My core strength lies in building reliable, maintainable, and high-performance systems where automation and integration are central to the product architecture — not an afterthought.
𝐖𝐡𝐚𝐭 𝐈 𝐒𝐩𝐞𝐜𝐢𝐚𝐥𝐢𝐳𝐞 𝐈𝐧
* AI SaaS platforms and intelligent automation systems
* Workflow automation and integration solutions
* RAG systems and LLM-powered applications (OpenAI, AI agents)
* Scalable backend architecture (Node.js, .NET, Express)
* Full-stack web applications (React, Next.js, Angular)
* API design, integration, and system orchestration
* Multi-tenant SaaS platforms and enterprise dashboards
𝐂𝐨𝐫𝐞 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞
* Full Stack Development (MERN / MEAN / .NET)
* API Integration & System Design
* Automation and Integration of Business Workflows
* AI Integration (OpenAI APIs, RAG pipelines, AI agents)
* PostgreSQL & MongoDB database architecture
* Cloud deployments & scalable backend systems
* Performance optimization & production debugging
𝐖𝐡𝐚𝐭 𝐈 𝐃𝐞𝐥𝐢𝐯𝐞𝐫
* End-to-end SaaS product development
* Scalable backend systems with clean architecture
* AI-powered automation and integration pipelines
* Production-ready APIs and secure systems
* High-performance dashboards and admin systems
* Maintainable, well-structured codebases
𝐂𝐥𝐢𝐞𝐧𝐭 𝐕𝐚𝐥𝐮𝐞
Clients typically hire me for:
✔ Turning complex workflows into scalable systems
✔ Building AI-powered automation layers
✔ Improving system performance and reliability
✔ Integrating multiple APIs into unified platforms
✔ Delivering production-ready SaaS products
I specialize in building scalable AI SaaS systems with deep focus on automation and integration, ensuring businesses can streamline operations, reduce manual work, and scale efficiently through modern cloud-based architectures.
If you're looking for a long-term engineering partner who can design and build AI SaaS platforms with strong emphasis on automation and integration, I’d be happy to collaborate.
Associated with
Zeki Expert Solutions
$5K+
earned
$40/hr
100%
Job Success
$100K+ earned
Available now
Offers consultations
Start of list.
End of list.
𝐒𝐞𝐧𝐢𝐨𝐫 𝐒𝐨𝐟𝐭𝐰𝐚𝐫𝐞 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫 | 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 | 𝐀𝐈/𝐌𝐋 | 𝐒𝐚𝐚𝐒 & 𝐄𝐧𝐭𝐞𝐫𝐩𝐫𝐢𝐬𝐞 𝐀𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 | 𝐔𝐈/𝐔𝐗 𝐃𝐞𝐬𝐢𝐠𝐧
I am a Senior Software Engineer with 9 years of experience focused on building modern web applications, SaaS platforms, enterprise systems, and AI-powered products. My expertise covers full stack development, system design, cloud infrastructure, databases, and AI integration.
𝐂𝐨𝐫𝐞 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬
𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝:
React, Next.js, Angular, Vue, TypeScript, JavaScript
Tailwind CSS, Material UI
UI/UX design and responsive interfaces
𝐁𝐚𝐜𝐤𝐞𝐧𝐝:
Node.js, NestJS, Express.js
Python, FastAPI, Django
REST APIs, GraphQL, microservices
𝐀𝐈 & 𝐌𝐚𝐜𝐡𝐢𝐧𝐞 𝐋𝐞𝐚𝐫𝐧𝐢𝐧𝐠:
OpenAI (GPT-4.1, GPT-4o), Anthropic Claude, Google Gemini
LangChain, LangGraph, LlamaIndex
RAG systems, AI agents, multi-agent workflows
Vector databases (Pinecone, Weaviate, FAISS, ChromaDB)
Prompt engineering and AI automation workflows
𝐂𝐥𝐨𝐮𝐝 & 𝐃𝐚𝐭𝐚:
AWS, Azure, Google Cloud
Docker, Kubernetes, CI/CD pipelines
PostgreSQL, MySQL, MongoDB, Redis
𝐖𝐡𝐚𝐭 𝐈 𝐁𝐮𝐢𝐥𝐝:
SaaS platforms, enterprise applications, AI-powered systems, automation tools, API-driven backends, and multi-tenant architectures.
𝐅𝐨𝐜𝐮𝐬 𝐀𝐫𝐞𝐚𝐬:
System design, backend architecture, cloud-native development, database optimization, authentication systems, performance tuning, and production support.
𝐏𝐫𝐨𝐟𝐞𝐬𝐬𝐢𝐨𝐧𝐚𝐥 𝐀𝐩𝐩𝐫𝐨𝐚𝐜𝐡:
I build reliable, maintainable systems with a focus on clean architecture, practical problem solving, and real business value. I work with startups, SaaS companies, and enterprise teams to deliver production-ready solutions.
𝐀𝐯𝐚𝐢𝐥𝐚𝐛𝐥𝐞 𝐅𝐨𝐫:
Full stack development, AI/ML engineering, SaaS development, enterprise systems, and long-term technical roles.
𝐋𝐞𝐭’𝐬 𝐛𝐮𝐢𝐥𝐝 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐬 𝐭𝐡𝐚𝐭 𝐬𝐨𝐥𝐯𝐞 𝐫𝐞𝐚𝐥 𝐩𝐫𝐨𝐛𝐥𝐞𝐦𝐬, 𝐬𝐜𝐚𝐥𝐞 𝐰𝐢𝐭𝐡 𝐜𝐨𝐧𝐟𝐢𝐝𝐞𝐧𝐜𝐞, 𝐚𝐧𝐝 𝐝𝐞𝐥𝐢𝐯𝐞𝐫 𝐦𝐞𝐚𝐬𝐮𝐫𝐚𝐛𝐥𝐞 𝐢𝐦𝐩𝐚𝐜𝐭.
𝐊𝐞𝐲𝐰𝐨𝐫𝐝𝐬
Full Stack Developer, Senior Software Engineer, AI Engineer, Machine Learning Engineer, SaaS Development, Enterprise Software, UI/UX Design, React Developer, Node.js Developer, NestJS, FastAPI, Python Developer, TypeScript, JavaScript, REST API, GraphQL, Microservices, AWS, Azure, Google Cloud, Docker, Kubernetes, CI/CD, PostgreSQL, MongoDB, Redis, LangChain, LangGraph, RAG Systems, AI Agents, Prompt Engineering, Vector Databases, Software Architecture, System Design, Backend Developer, Frontend Developer, Cloud Engineer, DevOps, API Development, Scalable Systems
Muhammad A.
has worked
.