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𝙉𝙚𝙚𝙙 𝙖 𝙨𝙘𝙖𝙡𝙖𝙗𝙡𝙚 𝙎𝙖𝙖𝙎 𝙥𝙧𝙤𝙙𝙪𝙘𝙩, 𝘼𝙄-𝙥𝙤𝙬𝙚𝙧𝙚𝙙 𝙬𝙚𝙗 𝙖𝙥𝙥𝙡𝙞𝙘𝙖𝙩𝙞𝙤𝙣, 𝙤𝙧 𝙬𝙤𝙧𝙠𝙛𝙡𝙤𝙬 𝙖𝙪𝙩𝙤𝙢𝙖𝙩𝙞𝙤𝙣 𝙨𝙮𝙨𝙩𝙚𝙢 𝙗𝙪𝙞𝙡𝙩 𝙛𝙤𝙧 𝙧𝙚𝙖𝙡 𝙪𝙨𝙚𝙧𝙨, 𝙣𝙤𝙩 𝙟𝙪𝙨𝙩 𝙖 𝙦𝙪𝙞𝙘𝙠 𝙥𝙧𝙤𝙩𝙤𝙩𝙮𝙥𝙚? Meet 𝐇𝐚𝐬𝐧𝐚𝐭, a Full Stack Developer with 4+ years of professional experience specializing in building scalable web applications, SaaS platforms, AI-powered products, and workflow automation systems. I work across the complete stack using React, Next.js, Node.js, Express, APIs, and modern databases to turn ideas into reliable, production-ready products. I’m a focused and solution-driven developer who enjoys building applications that are fast, secure, user-friendly, and designed to scale. From frontend experiences to backend architecture and API integrations, I make sure every part of the product works together smoothly. 🚀 Career Highlights ✔ Built and delivered full-stack SaaS applications using React, Next.js, Node.js, Express, and modern database technologies. ✔ Developed AI-powered web applications by integrating AI/LLM APIs into real-world business workflows and user-facing products. ✔ Created scalable RESTful APIs and backend systems designed for reliable data processing, authentication, third-party integrations, and automation. ✔ Developed responsive React and Next.js interfaces with reusable components, clean architecture, and performance-focused implementation. ✔ Built workflow automation systems that connect APIs, business logic, databases, and external services to reduce repetitive manual processes. ✔ Improved application performance, scalability, and maintainability through optimized frontend architecture, backend logic, API design, and testing. 🤝 Why Work With Me? 📈 Production-Ready Development: I focus on building real products that are reliable, maintainable, secure, and ready for actual users—not temporary prototypes. ⚡ Full-Stack Expertise: From React and Next.js frontends to Node.js, Express, APIs, databases, authentication, and integrations, I can handle the complete development lifecycle. 🧠 AI & Automation: I integrate AI capabilities, APIs, and automated workflows into applications to create smarter and more efficient business processes. 🚀 Scalable Architecture: I build applications with clean and reusable architecture so they can grow as your users, features, and business requirements increase. 🔐 Quality & Security: I pay attention to authentication, API security, data handling, testing, and code quality to ensure the application remains stable and secure. 🤝 Clear & Collaborative: I communicate clearly, understand requirements carefully, and work independently while keeping you updated throughout the development process. 🎯 Business-Focused Development: I don't just write code—I focus on creating useful features, smooth user experiences, performance, and solutions that support real business goals. 📩 Ready to Build Something Great? Have a SaaS idea, AI product, web application, or automation workflow that needs to become a production-ready solution? Let’s discuss your project and turn your idea into a scalable, reliable product. Feel free to send me a message or invite me to your job. I’d be happy to discuss your requirements and the best technical approach. Looking forward to building something great together! 🚀 Regards, Hasnat 𝐊𝐞𝐲𝐰𝐨𝐫𝐝𝐬: Full Stack Developer | SaaS Developer | AI SaaS Developer | AI Agent Developer | React Developer | Next.js Developer | Node.js Developer | TypeScript Developer | MERN Stack Developer | Python Full Stack Developer | API Developer | AI Development | Workflow Automation Developer | CRM Developer | PostgreSQL Developer | Supabase Developer | AWS Developer

As a 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 specializing in 𝗠𝗘𝗔𝗡 and 𝗠𝗘𝗥𝗡 stacks, I bring 𝟳+ 𝘆𝗲𝗮𝗿𝘀 of experience building 𝗦𝗮𝗮𝗦 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀, 𝗠𝗩𝗣𝘀, 𝗖𝗥𝗠/𝗘𝗥𝗣 𝘀𝘆𝘀𝘁𝗲𝗺𝘀, 𝗮𝗻𝗱 𝗲𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲-𝗴𝗿𝗮𝗱𝗲 𝘄𝗲𝗯 𝗮𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀. My expertise covers end-to-end software development, from requirements gathering and architecture design to 𝗳𝗿𝗼𝗻𝘁𝗲𝗻𝗱 & 𝗯𝗮𝗰𝗸𝗲𝗻𝗱 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁, API integration, cloud deployment, and DevOps automation. 𝗜 𝗮𝗺 𝗽𝗮𝘀𝘀𝗶𝗼𝗻𝗮𝘁𝗲 𝗮𝗯𝗼𝘂𝘁 transforming complex requirements into scalable, high-performance, and secure web applications that drive business growth, operational efficiency, and measurable user engagement. 𝗠𝘆 𝘄𝗼𝗿𝗸 𝗵𝗮𝘀 𝗰𝗼𝗻𝘀𝗶𝘀𝘁𝗲𝗻𝘁𝗹𝘆 𝗱𝗲𝗹𝗶𝘃𝗲𝗿𝗲𝗱 𝟱-𝘀𝘁𝗮𝗿 𝗿𝗮𝘁𝗲𝗱 𝗽𝗿𝗼𝗷𝗲𝗰𝘁𝘀 𝗼𝗻 𝗨𝗽𝘄𝗼𝗿𝗸, 𝗵𝗲𝗹𝗽𝗶𝗻𝗴 𝗰𝗹𝗶𝗲𝗻𝘁𝘀 𝗹𝗮𝘂𝗻𝗰𝗵 𝗦𝗮𝗮𝗦 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀, 𝗠𝗩𝗣𝘀, 𝗮𝗻𝗱 𝗰𝘂𝘀𝘁𝗼𝗺 𝗲𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲 𝘀𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀. 🛠💼 𝗖𝗼𝗿𝗲 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀 & 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀 ✔𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱: React.js, Angular, Next.js, TypeScript, Redux, Material UI ✔𝗕𝗮𝗰𝗸𝗲𝗻𝗱: Node.js, Express.js, RESTful APIs, GraphQL, Supabase, MySQL, PostgreSQL ✔Full Stack Development: MEAN Stack, MERN Stack, SaaS Platforms, MVP Development, Web Apps ✔𝗘𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲 𝗦𝘆𝘀𝘁𝗲𝗺𝘀: CRM, ERP, Workflow Automation, Legacy System Migration ✔𝗖𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀: AWS, Azure, GCP, Docker, Kubernetes, CI/CD, Microservices ✔Security & Performance: OAuth, JWT, HTTPS, Secure API Integration, Scalable Architecture, Performance Optimization ✔Specialty Projects: AI-powered web apps, PDF viewer components, API-driven SaaS solutions 🥇𝗥𝗲𝗰𝗲𝗻𝘁 𝗖𝗹𝗶𝗲𝗻𝘁 𝗦𝘂𝗰𝗰𝗲𝘀𝘀 𝗛𝗶𝗴𝗵𝗹𝗶𝗴𝗵𝘁𝘀🥇 👉Delivered multi-tenant SaaS platform supporting 120k+ users, boosting engagement by 15% 👉Built AI-powered web application integrating Supabase & YouTube API for real-time functionality 👉Completed Full Stack MVP for startups with robust, scalable architecture 👉Developed custom MERN stack components to optimize performance and user experience I follow𝗮𝗴𝗶𝗹𝗲 𝗺𝗲𝘁𝗵𝗼𝗱𝗼𝗹𝗼𝗴𝗶𝗲𝘀, 𝗰𝗹𝗲𝗮𝗿 𝗺𝗶𝗹𝗲𝘀𝘁𝗼𝗻𝗲 𝘁𝗿𝗮𝗰𝗸𝗶𝗻𝗴, 𝗮𝗻𝗱 𝗳𝗮𝘀𝘁 𝗰𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻 to ensure your objectives are met efficiently. Every project is approached with client-focused design, scalability, and security in mind. I can help you build, scale, or optimize your 𝘄𝗲𝗯 𝗮𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻, 𝗦𝗮𝗮𝗦 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺, 𝗼𝗿 𝗲𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲 𝘀𝘆𝘀𝘁𝗲𝗺 𝘄𝗶𝘁𝗵 𝗽𝗿𝗲𝗰𝗶𝘀𝗶𝗼𝗻, 𝘀𝗽𝗲𝗲𝗱, 𝗮𝗻𝗱 𝗿𝗲𝗹𝗶𝗮𝗯𝗶𝗹𝗶𝘁𝘆. 𝗞𝗘𝗬𝗪𝗢𝗥𝗗𝗦: Full Stack Developer, MEAN Stack, MERN Stack, React.js, Angular, Node.js, Next.js, TypeScript, Redux, Material UI, SaaS Developer, MVP Developer, Web App Developer, Enterprise Web App, CRM Developer, ERP Developer, Frontend Developer, Backend Developer, RESTful API, GraphQL, Supabase, MySQL, PostgreSQL, AWS, Azure, GCP, Cloud Deployment, Docker, Kubernetes, CI/CD, Microservices, Performance Optimization, Secure Web App, OAuth, JWT, HTTPS, Agile Development, Milestone Tracking, Client-Focused, User Engagement, Business Efficiency, AI Web App, PDF Viewer Component, API Integration, Legacy System Migration, Workflow Automation, Scalable Architecture, High-Performance Web App, Responsive UI, Startup Web App, Modernization, SaaS Platform Launch, MVP Launch, Technical Strategy, Full Stack SaaS, Web App Optimization, Custom Software Solutions, Software Architecture, Cloud-Native Web App

I'm a Strategic CRM Consultant and Execution Specialist for ambitious businesses ready to scale. With 15+ years and 500+ successful implementations, I architect and lead complex technology transformations that unify your marketing, sales, and operations into revenue-generating systems. As a Strategic Consultant, I diagnose your technology challenges and design scalable solutions aligned to your revenue goals. As an Execution Specialist, I deliver and optimize those systems end-to-end, ensuring flawless implementation, integration, and team adoption. What I Do: As your Strategic Consultant and Execution Specialist, I combine strategic thinking with hands-on execution to transform your technology ecosystem: Strategic Consulting Audit and assess your current CRM, marketing, and sales technology landscape Identify integration gaps, automation opportunities, and revenue leaks Design integrated marketing, sales, and operations tech stacks tailored to your business model Create technical roadmaps with clear timelines, budgets, and ROI projections Recommend the right tools and platforms based on your specific business needs Implementation & Execution Lead full-scale CRM implementations managing budgets, timelines, and stakeholder alignment Build fully automated workflows in HubSpot, GoHighLevel, Keap, Zoho, and ActiveCampaign Connect disparate tools (CRMs, e-commerce, email, analytics) into cohesive ecosystems Develop custom solutions in Make, Zapier, n8n, and Retool for complex business logic Create AI-powered automations and intelligent reporting systems that drive decision-making Technology Stack Management WordPress and Wix optimization for e-commerce and lead generation Shopify + CRM integration (Klaviyo, WooCommerce, HubSpot, Keap, ActiveCampaign and custom flows) Data orchestration across Google Sheets, Airtable, Looker Studio, and Power BI AWS infrastructure, API management, and system scaling Why Work With Me: Strategic Thinking: I'm not just a technician—I'm a strategic consultant who aligns your technology investments with your revenue goals. Every tool recommendation, every automation, and every system integration serves a clear business purpose with measurable ROI. Execution Excellence: Once we've designed the strategy, I become your Execution Specialist. I manage implementation timelines, handle all technical configuration and integration work, train your team, and optimize performance. You get a deployed, adopted system—not just a plan. Enterprise-Grade Experience: I've led $500K+ implementations for startups, agencies, e-commerce brands, coaches, and healthcare providers across US, EU, and APAC regions. I'm equally comfortable with strategic discovery meetings and hands-on workflow development. Certifications & Expertise: Make and Zapier Certified Expert Advanced HubSpot, GoHighLevel, Keap certification 15+ years in marketing operations, sales enablement, and CRM consulting Proven Results: Average 40-60% reduction in manual data entry (freeing up 15-20 hours/week per team) 2-4x faster sales cycles through intelligent lead routing and nurturing 25-35% improvement in marketing attribution and ROI tracking Systems designed to scale from $1M to $50M+ annual revenue My Approach: I work in two complementary phases. First, as your Strategic Consultant, I listen deeply—understanding your revenue goals, team workflows, pain points, and current technology ecosystem. Then I architect a customized solution that's strategic, practical, and scalable. Second, as your Execution Specialist, I handle everything—technical configuration, integrations, testing, team training, and optimization. You get a fully deployed, production-ready system that your team adopts smoothly and that directly impacts your bottom line. Let's Connect: If you're ready to evolve from fragmented tools and manual processes into an intelligent, automated business system—one that's strategically designed for your needs and expertly executed for results—let's talk. I'd love to understand your current challenges and show you what's possible.

🌟 Welcome to my Upwork profile! 🌟 Are you seeking a seasoned Salesforce administrator with a knack for harnessing the power of API integrations, SaaS automations, and optimizing lead pipelines? Look no further! I'm here to bring my expertise to your projects. 🔹 About Me 🔹 ✅ Certified Salesforce Administrator: With a solid foundation in Salesforce, I am well-versed in setting up, customizing, and optimizing Salesforce instances to meet your unique business needs. ✅ API Integration Guru: I have hands-on experience in seamlessly integrating Salesforce with various third-party applications and systems, ensuring that your data flows effortlessly and securely. ✅ SaaS Automation Enthusiast: I specialize in designing and implementing SaaS automations that enhance your workflow efficiency, reduce manual tasks, and drive productivity. ✅ Lead Pipeline Optimization Expert: My proficiency in lead pipeline management and optimization strategies will help your sales team convert leads into loyal customers more effectively. 🔹 What I Bring to the Table 🔹 💼 Proven Track Record: I've successfully assisted numerous clients in maximizing the potential of their Salesforce platforms, streamlining their business processes, and achieving their growth goals. 🔄 API Integration Wizardry: Whether it's connecting your CRM with marketing tools, e-commerce platforms, or other systems, I can create seamless data bridges to ensure smooth operations. 🤖 SaaS Automation Magic: Let me automate repetitive tasks, trigger workflows, and implement approval processes to supercharge your business operations. 📈 Lead Pipeline Optimization: I'll fine-tune your lead management processes, from lead generation to conversion, helping you boost your sales revenue. 🔹 Why Choose Me? 🔹 ✨ Custom Solutions: I understand that each business is unique. I tailor my services to align with your specific needs and objectives. 🚀 Results-Driven: My focus is on delivering tangible results. I'll work closely with you to achieve your business goals efficiently. 💬 Clear Communication: Effective communication is key to any successful project. I am committed to keeping you informed every step of the way. 💡 Continuous Learning: In the ever-evolving world of Salesforce and SaaS, I stay up-to-date with the latest trends and best practices to ensure you receive cutting-edge solutions. Let's work together to elevate your Salesforce experience, automate your processes, and optimize your lead pipeline for greater success. Contact me today to discuss how I can bring value to your business! 📩 Feel free to reach out, and let's embark on a journey toward Salesforce excellence and business growth! 🚀