Tanvir M.

I'm a Senior Full Stack Developer with 6+ years of experience specializing in AI-powered SaaS platforms, Custom ERP & CRM systems, and Business Automation solutions. I help startups, growing businesses, and enterprise organizations transform complex business workflows into secure, scalable, and high-performance web applications. Whether you're building a new SaaS platform, modernizing an existing ERP, integrating AI into your product, or automating business operations, I focus on delivering software that creates measurable business value, not just working code. Throughout my career, I've worked on enterprise-grade software across logistics, finance, accounting, insurance, healthcare, education, retail, manufacturing, and professional services. Some of my notable experience includes: - Lead Developer for the software centralization, maintenance, and technical consultation of the Institute of Chartered Accountants of Bangladesh (ICAB) - Architected and delivered a large-scale Warehouse Management System (WMS) supporting Apple's logistics operations - Developed AI-powered platforms using OpenAI, Gemini, and modern LLM technologies to automate complex business workflows - Built scalable ERP, CRM, HRM, Accounting, Inventory, POS, and Multi-Tenant SaaS platforms used by organizations across multiple countries I specialize in building software that is clean, scalable, secure, and designed for long-term growth. What I Can Build - AI-Powered SaaS Applications - AI SaaS Platforms - AI Agents & Chatbots - OpenAI & Gemini Integration - Voice AI Solutions - Workflow Automation - Document Intelligence - AI-Powered Business Tools Enterprise Business Software - Custom ERP Systems - CRM Platforms - HRM Solutions - Accounting Software - Inventory Management - Warehouse Management Systems (WMS) - POS Systems - Procurement & Supply Chain Solutions Custom SaaS Development - Multi-Tenant SaaS Platforms - Subscription-Based Applications - Admin Dashboards - Customer Portals - Business Management Systems - Internal Enterprise Platforms - API-Driven Applications Technology Stack Frontend: React, Next.js, TypeScript, Vue.js, Tailwind CSS Backend: Node.js, Laravel, ASP.NET, Python, Express.js, NestJS Database: PostgreSQL, MySQL, MongoDB, Redis, Supabase, Firebase AI & Automation: OpenAI, Gemini, Claude, ElevenLabs, RetellAI Cloud & DevOps: AWS, Azure, Google Cloud, Docker, Kubernetes, CI/CD Why Clients Work With Me ✔ Business-first approach focused on solving real operational challenges ✔ Scalable system architecture built for long-term growth ✔ Clean, maintainable, and well-documented code ✔ Strong experience with enterprise software and complex business workflows ✔ Clear communication, transparent project management, and reliable delivery ✔ Long-term technical partnership beyond the initial release If you're looking for a developer who understands both technology and business, and can turn complex requirements into reliable, production-ready software, I'd be happy to discuss your project. Click "Invite to Job" or send me a message, and let's build software that helps your business scale. Keywords: Full Stack Developer | Mobile App Developer | SaaS Application Development | Full Stack SaaS Developer | MERN Stack developer | MEAN Stack developer |React Node | React | Node | Next.js | MongoDB | REST API | .NET | PERN | React.js | React Developer | Node.js | React Node | Backend nodejs | MEAN developer | .NET developer | .NET core | Full Stack .NET Developer | Azure | AWS | Google Cloud | REST API | Nextjs developer |API Developer | .NET Angular | Microservices | Multi-Tenant SaaS | DevOps | .NET Framework | Saas | Full Stack React Developer | Full Stack Node.js Developer | Full Stack Angular Developer | CI/CD | | mean Full Stack Developer | .net | SaaS Expert | React Full Stack Developer | Angular | Saas Expert