🎯14+ Years of Experience | 75+ Projects Delivered | SaaS, Logistics, eCommerce, Enterprise | Technical Writing | AI Chatbot I’m a results-driven software architect and creative web designer with over 14 years of experience delivering full-scale solutions alongside Product Managers across web, cloud, and mobile platforms. I also bring hands-on experience in logistics and transportation systems, including end-to-end development of TMS (Transport Management System) and WMS (Warehouse Management System) platforms. This includes shipment booking and dispatching, route planning, fleet and carrier management, warehouse inventory control, order lifecycle management, and real-time tracking systems using GPS and event-driven architecture. 🛠 Core Development Expertise • .NET (.NET Core, MVC, Web API), C#, Java, Spring Boot, Tailwind, Technical Writing • SaaS architecture, Logistics platforms, TMS, WMS, Fleet Management, Route Optimization, Supply Chain Systems, Ethereum, Solidity, Blockchain, Blockchain Architecture • Real-time tracking using WebSockets,,Opencart, GPS integrations, live data streaming, and event-driven systems • PostgreSQL, SQL Server, MySQL, MongoDB, Redis, ClickHouse • OpenAI, Generative AI, Machine Learning, OCR, Airtable, Workflow Automation • Angular, Next. js (App Router), React. js, TypeScript, Blazor, JavaScript • REST APIs, GraphQL, API integrations, OAuth, Webhooks • Cloud & DevOps: AWS, Azure, CI/CD pipelines, EntraID, Terraform, S3-compatible storage • Backend: .NET, Node. js, Golang, Python (Django / FastAPI) • ERP/CRM integrations: Zoho, HubSpot, Monday. com, Fedex • Payments & Finance: Stripe API, QuickBooks API, Intuit integrations • Logistics-specific modules: Shipment booking, load management, driver portals, customer/carrier dashboards, warehouse operations, inventory tracking, reporting & analytics dashboards 🎨 Design Skillset • Figma, Webflow, Adobe Creative Suite • Mobile-first, CRO-focused UI/UX for SaaS and logistics platforms • Wireframes, prototypes, and high-fidelity designs aligned with operational workflows Whether you’re building a scalable logistics SaaS platform, transportation management system, or a warehouse automation solution, I can step in from architecture to execution and deliver a system that is performant, scalable, and built for real-world operations. 📍 Based in India | Strong experience with US-based logistics clients | Time zone alignment is not an issue | Open to short- and long-term projects

Looking to turn your idea into a secure, scalable, production-ready software product? I help startups and growing businesses design and build high-performance web, mobile, SaaS, and AI-enabled applications from concept to deployment. I work across full SDLC from architecture and backend systems to modern frontend apps, APIs, cloud deployment, and intelligent automation. I regularly build SaaS platforms, business systems, dashboards, automation tools, AI features, and integration-heavy applications used in real production environments. Whether you need a new platform, MVP, API layer, admin panel, AI feature, or legacy system modernization I can help you plan, build, and launch with clarity and zero surprises. What I Can Build For You ✔ SaaS platforms & MVP products ✔ Full stack SaaS web & mobile applications ✔ AI-enabled features & intelligent workflows ✔ REST & GraphQL APIs ✔ Dashboards & admin systems ✔ Business automation platforms ✔ Microservices architectures ✔ Cloud-ready scalable systems ✔ Integration-heavy platforms Industries I've Worked With: Over the past decade, I’ve worked with multiple teams and product owners across diverse industries, building scalable software platforms, SaaS systems, AI-enabled applications, and business-critical tools. Some of the key domains include: → Healthcare: EHR/EMR systems, Telehealth platforms, Scheduling systems, Patient Management, Pharmacy Apps, Healthcare Portals → FinTech: Payment Gateway Integrations, Trading Apps, Portfolio Platforms, Loan Management Systems → EdTech: Learning Platforms, LMS systems, Student Dashboards, Data Analytics Solutions → Logistics & Operations: ERP platforms, Tracking Systems, Fleet & Operations Tools, → Real Estate & Construction: Property Management Platforms, Construction Project Management Systems → Marketplaces: Product & Service Marketplaces, AI-Powered Marketplaces → HR & Recruitment: AI-Powered Hiring & Recruitment Management Systems, Applicant Tracking Systems (ATS) → Travel & Aviation: Flight Booking Platforms, Travel Portals → Non-Profit & Organizations: Nonprofit Management Platforms, Donation Tracking Systems → Event Management: Event Apps, Ticketing Systems → Sports & Fitness: Sports Apps, Training & Performance Tracking Platforms → E-commerce: B2C & B2B E-commerce Applications, Order & Inventory Systems → Insurance & Finance Ops: Claims Processing Platforms, Policy & Case Management Systems My Core Technical Expertise: Frontend: → Blazor (WebAssembly & Server) | React.js | Vue.js | Angular | Next.js → TypeScript | JavaScript | jQuery | HTML5 | CSS3 → Responsive Design | Component-Based UI | Mobile-First UI | SPA Development → Tailwind CSS | Bootstrap | Material UI Backend: → C# | .NET Core | ASP.NET Core | Blazor | ASP.NET MVC → Entity Framework Core | Dapper | LINQ | ORM Frameworks → API-First Development | REST APIs | GraphQL APIs → Microservices Architecture | Distributed Systems → Domain-Driven Design (DDD) | Onion Architecture | Clean Architecture Databases & Data Layer: → SQL Server | PostgreSQL | Azure SQL | MongoDB | MySQL → Firebase | Cosmos DB | Redis → Data Modeling | Query Optimization | Multi-Tenant Systems → Caching | Performance Tuning | Data Architecture Cloud & Devops: → Azure Specialist | AWS | Google Cloud Platform (GCP) → Docker | Kubernetes | Azure Kubernetes Service (AKS) → Containerized Applications | Microservices Deployment → CI/CD Pipelines | Continuous Integration | Continuous Deployment → Version Control: GitHub | Azure Repos | Git → Infrastructure as Code: Terraform → Monitoring & Observability: Application Insights | Datadog | New Relic → Security & Monitoring Tools: Sentinel | Trend Vision AI & Automation : → OpenAI / ChatGPT API | LLM Integrations | AI Features in Apps → Smart Workflows | AI Chatbots | AI Agents → Automation for Business Efficiency | Semantic Search → AI-Powered SaaS Features | Intelligent Document Processing → Workflow Automation | Process Automation ⭐ 𝐊𝐞𝐲𝐰𝐨𝐫𝐝𝐬: [ Full Stack Developer, AI Developer, ASP.NET Core, C# Developer, .NET Core, SaaS Development, MVP Development, Microservices Architecture, REST API Development, GraphQL API, Backend Developer, Frontend Developer, Angular, React, Blazor WebAssembly, TypeScript, JavaScript, Web Application Development, Mobile App Development, Dashboard Development, Business Automation, AI Integration, OpenAI API, ChatGPT API, LLM Integration, Workflow Automation, Cloud Development, Microsoft Azure, AWS, Docker, Kubernetes, CI/CD, DevOps, SQL Server, PostgreSQL, MongoDB, Redis, Entity Framework Core, Multi-Tenant SaaS, Enterprise Applications, Database Design, Performance Optimization ] Whether you're starting from scratch or improving an existing system, let’s talk about how we can turn your idea into a successful product.

✅ 20+ Years of professional experience with .NET Framework, Web Application, SaaS apps, Large scales app, and Software development. Whether you are starting a new project from the ground up or just need existing maintenance to an existing product, I can work on every aspect of your project (from front-end design to back-end integration), or just certain parts, based on your specific needs. 🛠️ Technology Stacks I am specialized in.. ✅ Asp .NET. ✅ Asp .NET MVC. ✅ .NET Core. ✅ Windows Forms. ✅ ASP .NET Web Forms. ✅ Visual Basic .NET. ✅ C#. ✅ Database design and development with MSSQL and MySQL. ✅ In-depth Knowledge in jQuery, Vue.js, AngularJS, JavaScript, and Typescript. ✅ Developing complex back-end systems. Apart from these, I've also worked on dozens of projects like: 💼 - HR management system 💼 - ERP System (13 Modules). 💼 - Distributors Management System. 💼 - Crime Application. 💼 - Traffic Application 💼 - School Management System. 💼 - Prayer request Application. 💼 - Construction. 💼 - WHO (CMS). 💼 - Application License Management. 💼 - Performance Evolution System. 💼 - CRM System. 100% of customers feel satisfied and want to come back to continue working with me. Thank you again for looking through my profile. I hope to cooperate with someone who need high performance and quality service of mine.

I am a Microsoft Certified Full Stack Developer with over 14 years of experience building scalable AI-powered enterprise SaaS platforms, VoIP systems, POS solutions, Internal Dashboards, E-commerce, and MVP development. I specialize in solving complex business problems using modern full-stack technologies and real-world AI integrations and AI Coding. 𝐊𝐞𝐲 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞: 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤: .NET Core, ASP.NET, C#, Entity Framework, Blazor, Node.js, Python (Fast API), React, Angular, Next.js, TypeScript. 𝐀𝐈 & 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧: OpenAI, LLMs, AI Agents, Voice AI, Chatbot, RAG Systems, Workflow Automation. 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞: Multi-tenant SaaS, Microservices, REST APIs, Cloud (AWS/Azure), Third-party APIs like- Twilio, Stripe, etc. 𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐞𝐬: Healthcare IoT, Fintech, E-commerce, Telecommunication, HR, and others. I focus on clean architecture, long-term maintainability, and transparent communication. With a 100% Job Success Score and 16,000+ hours on Upwork, I deliver secure, high-performance solutions that drive product growth. Let’s discuss how I can help bring your project to life. Best regards, Harsh K.

Certified Web Developer and Webmaster with 15+ years of focused experience and a 30-year foundation in IT. Core Expertise: Web Development, Webmastering, DNS & Hosting Management. Key Technologies: PHP/HTML/CSS/JS, and WordPress development. Professional Background: Over 30 years in diverse IT roles, including sales, consulting, and systems administration, providing a holistic understanding of technology business needs. Education: Bachelor's in Computer Science & MBA in IT (University of Tampa).

✅ 𝗠𝘂𝗹𝘁𝗶𝗽𝗹𝗲 𝟳-𝟴 𝗳𝗶𝗴𝘂𝗿𝗲 𝘀𝘂𝗰𝗰𝗲𝘀𝘀𝗲𝘀 & 𝗦𝗮𝗮𝗦 𝗰𝗹𝗶𝗲𝗻𝘁𝘀/𝗮𝗽𝗽𝘀 𝗮𝗰𝗾𝘂𝗶𝗿𝗲𝗱. ✅ 𝟳𝟱+ 𝗮𝗽𝗽𝘀 𝗯𝘂𝗶𝗹𝘁. 𝟭𝟭+ 𝘆𝗲𝗮𝗿𝘀 𝗽𝗿𝗼𝗳𝗲𝘀𝘀𝗶𝗼𝗻𝗮𝗹 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲. ✅ 𝗔𝗰𝗰𝘂𝗿𝗮𝘁𝗲 & 𝗴𝘂𝗮𝗿𝗮𝗻𝘁𝗲𝗲𝗱 𝗾𝘂𝗼𝘁𝗲𝘀 𝘄𝗶𝘁𝗵 𝟯𝟬-𝟰𝟬% 𝗹𝗼𝘄𝗲𝗿 𝗰𝗼𝘀𝘁𝘀 𝗮𝗻𝗱 𝗱𝗲𝘃 𝘁𝗶𝗺𝗲𝘀 𝘁𝗵𝗿𝗼𝘂𝗴𝗵 𝗽𝗿𝗼𝗽𝗿𝗶𝗲𝘁𝗮𝗿𝘆 𝗳𝗿𝗮𝗺𝗲𝘄𝗼𝗿𝗸 𝘂𝘀𝗲(prebuilt-SaaS code). ✅ 𝗣𝗵𝗲𝗻𝗼𝗺𝗲𝗻𝗮𝗹 𝗰𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻 𝗮𝗻𝗱 𝗽𝗿𝗼𝗷𝗲𝗰𝘁 𝗺𝗮𝗻𝗮𝗴𝗲𝗺𝗲𝗻𝘁 𝘀𝗸𝗶𝗹𝗹𝘀. 𝗜𝗻𝘁𝗲𝗹𝗹𝗶𝗴𝗲𝗻𝘁 𝗱𝗲𝘃 𝗽𝗿𝗼𝗰𝗲𝘀𝘀 𝗳𝗼𝗹𝗹𝗼𝘄𝗲𝗱 𝗯𝘂𝗶𝗹𝘁 𝘁𝗵𝗿𝗼𝘂𝗴𝗵 𝗼𝘁𝗵𝗲𝗿 𝗽𝗿𝗼𝗱𝘂𝗰𝘁 𝘀𝘂𝗰𝗰𝗲𝘀𝘀𝗲𝘀. ✅ 𝗦𝗰𝗮𝗹𝗮𝗯𝗹𝗲 𝘀𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀, 𝗲𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲-𝗿𝗲𝗮𝗱𝘆 𝗳𝗿𝗼𝗺 𝗹𝗮𝘂𝗻𝗰𝗵. ✅ 𝗨𝗦 𝗰𝗹𝗶𝗲𝗻𝘁 𝘀𝗽𝗲𝗰𝗶𝗮𝗹𝘁𝘆. Hi, I’m Andrew! I specialize in delivering polished SaaS apps consistently focused on earning revenue. 𝗜𝗻𝘃𝗶𝘁𝗲 𝗺𝗲 𝘁𝗼 𝘆𝗼𝘂𝗿 𝗽𝗿𝗼𝗷𝗲𝗰𝘁 𝗼𝗻 𝗨𝗽𝘄𝗼𝗿𝗸 𝗼𝗿 𝘀𝗲𝗻𝗱 𝗺𝗲 𝗮 𝗱𝗶𝗿𝗲𝗰𝘁 𝗺𝗲𝘀𝘀𝗮𝗴𝗲 𝗮𝗻𝗱 𝗶𝗳 𝘁𝗵𝗲𝗿𝗲’𝘀 𝗮 𝗹𝗶𝗸𝗲𝗹𝗶𝗵𝗼𝗼𝗱 𝗼𝗳 𝗮 𝗴𝗼𝗼𝗱 𝗳𝗶𝘁 𝘁𝗼 𝘄𝗼𝗿𝗸 𝘁𝗼𝗴𝗲𝘁𝗵𝗲𝗿, 𝗜’𝗹𝗹 𝗶𝗻𝘃𝗶𝘁𝗲 𝘆𝗼𝘂 𝘁𝗼 𝗯𝗼𝗼𝗸 𝗮 𝗰𝗼𝗺𝗽𝗹𝗶𝗺𝗲𝗻𝘁𝗮𝗿𝘆 𝗰𝗼𝗻𝘀𝘂𝗹𝘁𝗮𝘁𝗶𝗼𝗻 𝗰𝗮𝗹𝗹 𝘁𝗼𝗴𝗲𝘁𝗵𝗲𝗿. 🗣 𝗝𝗼𝗵𝗻 𝗠𝘂𝗹𝗹𝗲𝗻𝗵𝗼𝗹𝘇 - 𝗛𝗲𝗮𝗱 𝗼𝗳 𝗦𝗮𝗹𝗲𝘀, 𝗦𝘁𝗿𝗮𝘁𝗲𝗴𝗶𝗰 𝗘𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲 - 𝗨𝗯𝗲𝗿 𝗘𝗮𝘁𝘀 ❝ Andrew is the most skilled freelancer and developer I have ever worked with, and I have worked with a lot. He was able to take very broad ideas and turn them into actionable insights and plans in a way I could never imagine was possible. Andrew is the best possible thing to happen to our business and the definition of a true professional. I could not recommend him enough. Anyone who has the opportunity to work with Andrew should consider themselves extremely lucky. ❞ I excel at expertly guiding the app dev process to max out your revenue-earning potential in contrast to your costs, and to steer you away from common SaaS app pitfalls. Client Outcome Examples: ⚡ amzalert.com (8-Figure Acquisition - Rebuilt In 4 Months) ⚡ launchcontrol.us (8-Figure Annual Recurring Revenue - ARR) ⚡ GuestBan.com (Concept-To-Live in 5 Months - 1M+ Monthly App Checkins) My support is based on hard-won successes built through more than a decade of SaaS app obsession. Most of my clients are: ☑️ Existing Businesses - Post-revenue ☑️ Solopreneurs & Small Teams - Wanting to build an MVP app ☑️ Funded Startups - Focused on turning funding into MRR ☑️ Existing Early Stage SaaS - Want to rebuild and scale up I’m the founder of a small, hand-picked team of talented humans. I’m personally involved in all projects, and we only employ senior developers and native English speakers from the US for project management and communication. My team and I are able to consistently reduce dev costs by about 30-40% by leveraging pre-built development frameworks for common app experiences like the user login or checkout, for example, while reserving valuable dev hours for truly custom functionality. Every project we build delivers: 📱Cross Device Compatibility - Desktop - Mobile - Tablet 📈 App Speed Optimization 🧩 Scaleable - Cost-Effective Feature Addition Potential 🛡️ Security 📊 User Analytics & Internal Dashboards 🌐 Multi-Language Localization 🤖 Quality Assurance - QA 📜 Paid User Subscription, Billing & Renewal Management Thanks for taking the time to learn more about me. Invite me to your project or send me a direct message if you’re interested in working together. Talk soon! Andrew Mace - Founder - Lean Engineering Highlights of the work I have extensive experience in includes: SaaS MVP • AI Automation • No-Code/Low-Code • Process Automation • RPA • .NET 8 • Python • AWS • Azure • Docker • Serverless • OpenAI / ChatGPT • Generative AI • Zapier • Make.com • UiPath • Power Automate • n8n • Bubble • Airtable • Stripe • PayPal • Twilio • Slack • Teams • REST APIs • Webhooks • SQL • PostgreSQL • Redis • Power BI • KPI Dashboards • ETL • Airflow • Real-Time Chat • Push Notifications • Subscription Billing • CRM Integration • Lead Generation Bots • Data Analytics • Digital Transformation • Workflow Automation • Rapid Prototyping

🎖️ Upwork Certified 🔰 100% Job Success Score 🎓 Bachelor's in Software Engineering 🏅 5+ Years of Experience as Full Stack Developer 🎓 Senior Full Stack .NET Developer & React Full Stack Developer 📞 𝑹𝒆𝒂𝒅𝒚 𝒕𝒐 𝒅𝒊𝒔𝒄𝒖𝒔𝒔 𝒑𝒓𝒐𝒋𝒆𝒄𝒕𝒔 𝒐𝒗𝒆𝒓 𝒂 𝒄𝒂𝒍𝒍 ✨ 𝟱 𝙨𝙩𝙖𝙧 𝙧𝙖𝙩𝙚𝙙 𝙛𝙧𝙚𝙚𝙡𝙖𝙣𝙘𝙚𝙧 Are you in need of a proficient Full-Stack Developer, Senior Full-stack .NET, or Laravel Developer to develop, enhance, or scale your web applications? I specialize in .NET full stack React, Laravel SaaS Development, AI-powered solutions, and creating dynamic, responsive applications that drive real business results. 🎯 𝗪𝗵𝗮𝘁 I offer as a Fullstack .net developer & Laravel Developer 💼 𝙁𝙪𝙡𝙡 𝙎𝙩𝙖𝙘𝙠 .𝙉𝙀𝙏 𝙀𝙭𝙥𝙚𝙧𝙩𝙞𝙨𝙚 🎯 Full-stack .NET Developer: Specializing in .NET Core, MVC, Web API for enterprise-level solutions, full stack .net, full stack react js 🎯 React: Expertise in React development, creating interactive and high-performance user interfaces 🎯 .NET (Core, MVC, Web API): Building scalable applications using latest .NET technologies, react fullstack, .net fullstack developer 🎯 C#: Proficient in C# for backend development using .NET technologies 🎯 ASP.NET Full Stack: Complete web application development with ASP.NET Core 💼 𝙋𝙃𝙋 & 𝙇𝙖𝙧𝙖𝙫𝙚𝙡 𝙀𝙭𝙥𝙚𝙧𝙩𝙞𝙨𝙚 🔹 Custom Web Applications (PHP & Laravel) 🔹 Laravel SaaS Development (Multi-Tenant, Subscription-based) 🔹 API Development & Integration (RESTful, GraphQL) 🔹 Admin Panel & Dashboard Development 🔹 Middleware & Authentication (OAuth, JWT, Sanctum, Passport) 🔹 Custom CMS & CRM Development 🔹 Payment Gateway Integration (Stripe, PayPal, etc.) 🔹 Laravel E-commerce & WooCommerce Integration 🔹 WebSockets for Real-Time Applications 🎯 𝗔𝗜 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 & 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻 ✅ AI-Powered WordPress Plugins with OpenAI, ChatGPT API integration ✅ Smart automation workflows using AI APIs (OpenAI, Replicate, Zapier) ✅ Intelligent dashboards and content generators ✅ AI chatbots and recommendation systems 🎯 𝗔𝗱𝗱𝗶𝘁𝗶𝗼𝗻𝗮𝗹 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀 🎯 Python: Skilled in backend development with Python frameworks like Django, Flask, and FastAPI 🎯 Node.js: Proficient in Node.js for fast and scalable server-side applications 🎯 PHP: Experienced with PHP frameworks such as Laravel and Symfony for dynamic web apps 🎯 Web Scraping: Skilled in web scraping for data extraction and transformation 🎯 Next.js: Building server-side rendered React apps using Next.js 🌥️ 𝗖𝗹𝗼𝘂𝗱 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 as a Fullstack Web developer 🎯 SaaS on AWS, Azure: Expertise in deploying and optimizing cloud-based solutions on AWS and Azure for scalability and performance 🎯 Cloud Platforms: Hands-on experience with DigitalOcean, Heroku, and AWS 🎯 Cloud Architecture: Designing cloud-based architectures that ensure scalability and cost efficiency 🚀 My Tech Stack as a Full stack React Developer & Laravel Developer 💎 .NET (Core, MVC, Web API): Expertise in .NET technologies like .NET Core, MVC, and Web API, react fullstack, .net fullstack developer 💎 PHP (Laravel, Symfony): Full-stack development with PHP frameworks like Laravel and Symfony, Laravel Developer 💎 JavaScript (React, Angular, Next.js): Building interactive applications with React and Angular, full stack react 💎 Python (Django, Flask, FastAPI): Backend development with Python frameworks such as Django, Flask, and FastAPI 💎 Node.js: Creating fast, scalable server-side applications with Node.js 💎 WordPress, WooCommerce, Elementor, Divi, ACF 💎 OpenAI, ChatGPT API, Zapier, Airtable integration 💎 Cloud Platforms (AWS, Azure, DigitalOcean, Heroku): Deploying scalable applications on AWS, Azure, and other platforms 💎 CI/CD (Jenkins, Docker, Kubernetes): Managing continuous integration and delivery with Jenkins, Docker, and Kubernetes 💡 As a Senior Full-Stack Developer, React.js Developer, Laravel Developer, and .NET Full Stack Developer, I specialize in creating robust and dynamic applications that drive real business results.🚀 🔑 Specialized Services ✅ AI-Powered WordPress Plugins & Laravel Applications ✅ .NET Full Stack Development with React integration ✅ Laravel SaaS Development & Multi-Tenant Applications ✅ WooCommerce Custom Development with AI features ✅ API Integration & Development (REST, GraphQL) ✅ Full Stack Development across multiple technologies 📩 𝙉𝙚𝙚𝙙 𝙖 .𝙉𝙀𝙏 𝙁𝙪𝙡𝙡 𝙎𝙩𝙖𝙘𝙠, 𝙇𝙖𝙧𝙖𝙫𝙚𝙡, 𝙤𝙧 𝘼𝙄 𝙚𝙭𝙥𝙚𝙧𝙩? 𝙇𝙚𝙩'𝙨 𝙩𝙖𝙡𝙠! 🚀 Let's Build Smarter Web Experiences with cutting-edge technology and AI automation. Send me a message. I'll turn your idea into a high-performing solution. 𝘽𝙚𝙨𝙩 𝙍𝙚𝙜𝙖𝙧𝙙𝙨, Hassan

Senior Software Engineering Leader with 17+ years of experience delivering scalable, cloud-native enterprise solutions across finance, SaaS, and data integration domains. Proven track record in modernizing legacy systems, designing high-performance microservices architectures, and managing platforms handling 100k+ daily transactions. I specialize in building secure, scalable, and maintainable applications using .NET Core and Microsoft Azure. I have successfully led and mentored global engineering teams of 15+ developers, driving architecture strategies, improving system performance, and delivering measurable business impact. What I Can Do for You - Design and develop cloud-native enterprise applications - Modernize legacy systems into scalable microservices - Build high-performance APIs and backend systems - Implement CI/CD pipelines for faster, reliable deployments - Optimize system performance, scalability, and security - Lead and scale distributed development teams Core Skills Cloud & Architecture: Azure, Cloud-Native Applications, Microservices Architecture, CI/CD Automation Programming & Backend: .NET, .NET Core, C#, ASP.NET MVC, Web APIs, VB.NET Databases: SQL Server, PostgreSQL, MySQL Frontend & UI: Angular, JavaScript, jQuery, WPF, WinForms Leadership & Delivery: Agile/Scrum, Global Team Management, Enterprise Modernization Additional Expertise: Data Warehousing, Workflow Orchestration, Business Intelligence (BI), Entity Framework Why Work With Me - 17+ years of hands-on industry experience - Strong focus on scalable, reliable, and secure solutions - Proven ability to deliver complex enterprise projects - Effective communicator with a results-driven mindset - Committed to delivering high-quality work on time

If you're looking for a developer who can own your product from idea to production without rework, delays, or hand-holding, I can help. 30+ products launched across multiple industries Proven track record delivering scalable, production-ready systems —————————— About Me —————————— I’m Sajjad, a Senior Full Stack Developer focused on building high-impact digital products using React.js, Nextjs, Node.js, Serenity, JVZoo and .NET technologies. I work with startups and growing businesses to turn ideas into scalable SaaS platforms, automation systems, AI-powered applications, and modern Next.js solutions — with full ownership from planning to deployment. —————————— Core Expertise (SEO-Optimized) —————————— Full Stack Development • React.js, Next.js, Next.js App Router • Node.js, Express, Fastify • .NET Core, ASP.NET, C#, Serenity, JVZoo • MERN Stack & MEAN Stack architecture • Enterprise-grade architecture using .NET + React + Next.js SaaS & Web Applications • Multi-tenant SaaS platforms • Admin dashboards & analytics systems • Scalable product architecture • Enterprise web applications using .NET • High-performance Next.js SaaS applications Backend & APIs • REST APIs & third-party integrations • Authentication systems (JWT, OAuth, Identity in .NET) • Microservices architecture (Node.js & .NET) • Database design (PostgreSQL, MongoDB, SQL Server) • API integrations for Next.js applications Mobile Development • React Native • Flutter Cloud, DevOps & Infrastructure • AWS, Azure (including .NET hosting & services), GCP • Docker, Kubernetes, Terraform • CI/CD pipelines & automated deployments • Automated monitoring & infrastructure management • Configuration management & Git workflows • Performance optimization & scalability planning • Vercel, Next.js deployment, cloud hosting & DevOps automation CMS & Headless Systems • Contentful, Strapi, Sanity, Php • Headless CMS architecture with Next.js AI, Automation & RPA • AI-powered features using modern APIs (LLMs, automation workflows) • RPA (Robotic Process Automation) for business process optimization • Workflow automation, data pipelines, and smart integrations • Chatbots, internal tools, and AI-driven dashboards ——————————— Industry & Domain Experience ——————————— I've built solutions across multiple domains, including: • SaaS & Startups • Fintech & Crypto • Logistics & Supply Chain • TMS (Transportation Management Systems) • WMS (Warehouse Management Systems) • Education & Training • LMS (Learning Management Systems) • Health & Wellness (CME), GYM, Fitness • Food & Restaurant Platforms • Real Estate Tech • Social & Community Platforms ——————————— Modern Tools & Builder Ecosystem ——————————— I also work with next-gen product development tools to accelerate delivery and MVPs: • Base44 • Claude • Lovable • Bolt • Rocket • Supabase • Next.js + Supabase architecture • Other low-code / no-code and rapid prototyping platforms This allows faster validation, reduced costs, and quicker go-to-market when needed. ————————— How I Deliver ————————— I focus on business outcomes, not just code: • Clear, US-friendly communication • Fast execution with scalable architecture • Clean, maintainable, production-ready code • Full ownership from idea → launch → scale I can also contribute as a Technical Lead / Fractional CTO: • Architecture & system design (Node.js, Next.js , Python & .NET ecosystems) • Product roadmap planning • Team collaboration & scaling —————————— Additional Capabilities —————————— • Stripe & payment integrations • Shopify & eCommerce systems, ElevenLabs • AI integrations & automation tools • Database optimization & performance tuning • Custom dashboards & analytics platforms • Enterprise solutions using .NET stack • SEO-friendly Next.js applications with SSR & SSG —————————— Mobile-Ready Solutions —————————— • React Native (primary) • Flutter (based on use case) —————————— Let's Connect —————————— If you need a Senior Full Stack Developer (React, Next.js, JVZoo, Node.js, Python & .NET) who can: • Build scalable SaaS or automation systems • Develop high-performance Next.js applications • Implement AI-driven features • Deliver without micromanagement Let's connect. No fluff. Just execution. You're not obligated to make any payment if you're not fully satisfied with my work.

I am a Full Stack Developer specializing in .NET Core, Angular, and React, with over 8 years of experience delivering high-performing, scalable, and secure web applications. I have worked on projects ranging from enterprise SaaS solutions, CRM systems, eCommerce platforms, to API integrations. My focus is always on writing clean, maintainable code and delivering results that help businesses grow. Core Expertise: ✅ Frontend: Angular, React, NextJs, TypeScript, JavaScript, HTML5, CSS3 ✅ Backend: ASP.NET Core, Web API, C#, Entity Framework ✅ Database: SQL Server, MySQL ✅ Cloud & Tools: Azure, Git, REST APIs, Agile methodology Why clients hire me? ✅ Strong problem-solving and debugging skills ✅ Ability to modernize Angular apps and React Apps ✅ Proven track record of delivering projects on time & within budget ✅ Clear communication & long-term collaboration mindset 🚀 Let’s connect to discuss how I can bring value to your project.