Hire the Best Advanced Software Products Group ReACT Specialists

Hi, I’m a No-Code Developer helping startups, founders, and agencies build AI-powered apps, MVPs, and automation systems quickly and cost-effectively. I specialize in turning ideas into fully functional products using tools like Bubble, Glide, Adalo, Softr, Airtable, and AI integrations such as OpenAI and Claude. If you’re looking to launch fast, validate an idea, or automate your business without the cost of traditional development, you’re in the right place. I don’t just build apps, I design systems that solve real business problems. 💡 What I Can Help You With • Build scalable web & mobile apps using Bubble, Adalo, Glide, and Softr • Create powerful backends and databases with Airtable • Integrate AI (ChatGPT, OpenAI, Claude) into your app or workflow • Automate operations using Zapier, Make, and n8n • Develop MVPs for fast validation and iteration • Build CRMs, dashboards, and internal tools • Streamline workflows to save time and reduce manual work ⚡ Why Clients Work With Me - I focus on speed, clarity, and results. - From wireframe to launch, I combine: - Smart automation strategy - Clean, user-friendly design - Scalable system architecture So you get a product that not only works but grows with your business. 🚀 Call to Action Have an idea or need to improve an existing system? Let’s talk. I’ll help you turn it into a working product faster than you expect.

Senior Full-Stack Developer | React, Next.js, React Native | AI & SaaS Expert I help startups and founders build scalable web and mobile products that are secure, maintainable, and ready for real-world growth. With 10+ years of experience, I specialize in taking products from idea to production. I have delivered SaaS platforms, AI-powered applications, healthcare systems, fintech products, and enterprise solutions used by thousands of users worldwide. What I Bring to Your Project Full-Stack Expertise: End-to-end development from frontend (React, Next.js) to backend (Node.js, AWS) and mobile (React Native). AI Integration: Building AI agents, RAG systems, and automation workflows using OpenAI, Claude, and Base44. Scalable Architecture: Clean code, reliable delivery, and long-term technical ownership. Industry Experience: Healthcare, FinTech, Marketplaces, Delivery, Gaming, and Social Platforms. Core Tech Stack Frontend: React.js, Next.js, Vue.js, Angular, TypeScript, Tailwind CSS Mobile: React Native, Expo, iOS & Android Deployment Backend: Node.js, Express, Firebase, Supabase, PostgreSQL, MongoDB, AWS Payments & APIs: Stripe, RevenueCat, GraphQL, REST APIs, Webhooks Selected Projects TradeBulls: Trading platform supporting equities, derivatives, and commodities. Vuukle: Community platform serving millions of users globally. Store To Door: Same-day delivery platform with driver and dispatch workflows. iPass: Identity verification solution with OCR and liveness detection. Why Clients Work With Me - 10+ Years of Professional Experience - Production-Ready, Maintainable Code - Clear Communication & Reliable Delivery - Comfortable Taking Ownership of Existing Codebases - Long-Term Partnership Mindset Whether you need an MVP, AI-powered SaaS platform, or an experienced engineer to improve an existing product, I can help deliver a scalable solution that supports your business goals.

I’m Sumit, an expert in web application development, cloud application development, and business intelligence dashboards. I help businesses turn complex challenges into innovative, data-driven solutions. With over 15 years of experience and more than 400+ successful projects completed, I’ve worked with startups and Fortune 500 companies alike to deliver measurable results. My services include data visualization services (actiknow.com/business-intelligence), crafting custom web applications, and developing seamless, high-performing cross-platform applications. Whether you need a tailored CRM, ERP system, or intuitive dashboards, I deliver solutions that align with your unique business needs. As the founder of Actiknow (actiknow.com), I lead a team dedicated to empowering clients with cutting-edge technology and actionable insights. Our focus is on creating scalable, efficient, and secure systems that drive smarter decisions and unlock growth opportunities. We come with top-notch educational qualifications from IITs/ IIMs. Our core team has prior work experience at leading enterprises like Citibank, American Express, Infosys, Cognizant, Ladbrokes and Goodyear among others. We have domain expertise in various verticals such as Financial Services, Telecom, Pharmaceuticals & Health care industries, Logistics, Retail, Energy, and Real Estate. We have a distributed global team that can work on your schedule. If you’re looking for a partner to bring your business ideas to life with custom application development (actiknow.com/custom-solutions), let’s collaborate. Together, we can create technology solutions that elevate your business and deliver lasting impact. Web & App Development Technologies Frontend: React.js, Angular, Vue.js, HTML5, CSS3, Tailwind Backend: Node.js (Express), Python (Django/Flask), PHP (Laravel) Databases: PostgreSQL, MySQL, MongoDB Authentication: OAuth2, JWT, SAML, LDAP Hosting & Cloud: AWS (EC2, RDS, S3, Lambda), Azure, Google Cloud Visualization Libraries: Chart.js, D3.js, Recharts, Highcharts Other: WebSockets (real-time updates), REST & GraphQL APIs, Docker, Kubernetes 📊 Analytics & Reporting Tools BI Platforms: Tableau, Power BI, Looker Studio ETL & Data Pipelines: Talend, Apache Airflow, dbt, n8n Data Warehousing: Google BigQuery, Snowflake, AWS Redshift Visualization & Analysis: Excel (advanced models), Python (Pandas, Matplotlib, Plotly), R Monitoring & Logging: Grafana, Kibana, AWS CloudWatch Survey/Forms Integrations: Typeform, Qualtrics, Google Forms APIs

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.

🚀 SENIOR FULL-STACK AUTOMATION ENGINEER — AI · CRM/ERP · DevOps I build production AI agents, automation workflows, and end-to-end integrations as ONE technical partner — instead of clients juggling 3-4 specialists who blame each other when systems break. Trusted across 20+ verticals since 2019. 📊 TRACK RECORD (6+ years on Upwork) ✅ $1M+ earnings · 462 projects ($2K → $500K range) · 16,635 hours logged ✅ 100% Job Success Score · Top Rated Plus ✅ 5,000+ workflows deployed · $5M+ saved · 100K+ hours of manual work eliminated ✅ AI agents in production handling 10,000+ calls/month ✅ Certified partners: Monday, Make, Vapi, Retell AI, Palantir Foundry ✅ Supported by Retailbox team (15K+ combined hours) for surge capacity ✅ Average response under 4 hours · US East Coast (West Palm Beach, FL) ✅ Available 10-30 hrs/week or full-time burst engagements 🏆 RECENT WINS (anonymized) • AI Copilot for $500M+ investment portal — Salesforce + SharePoint + RAG, 4-month build • Multi-tenant AI SaaS for elder care lead intelligence — scraping + AI scoring + dashboard • Healthcare wound care platform — HIPAA-compliant, mobile + EMR + AI transcription • Estate Planning AI Copilot — Claude + custom legal workflows for law firm • B2B Outbound System — Apollo + Clay + Smartlead + AI personalization, 1,000+ leads/week • ERP transformation — QuickBooks → Tryton migration, custom Python pipeline • AI Acquisition Engine — Multi-source enrichment + LLM scoring for B2B sales team 🌐 INDUSTRIES Home Services & Trades (HVAC · Plumbing · Electrical · Roofing · Solar · Pool · Painting) · Healthcare & Medical (Clinics · Pharmacy · Health Insurance · EMR · HIPAA) · Financial Services (Mortgage · Insurance · Investment · Crypto · Payments) · Manufacturing (Cabinet · Furniture · Steel · Civil Engineering) · Real Estate & Property · Marketing & Sales Agencies (GHL · HubSpot) · Construction & Contractors · Legal & Compliance · Retail & E-commerce (Shopify · Amazon · WooCommerce) · SaaS & Tech Startups · Telecom · Trucking · and more. 🤖 WHAT I DELIVER AI Engineering • Custom AI agents (Claude, GPT, Gemini) with tool calling • MCP server development for enterprise systems • RAG with vector databases (Pinecone, Weaviate, Qdrant, pgvector) • LangChain, LangGraph, CrewAI orchestration • I use Claude Code, Cursor, Codex daily — ship 5× faster Workflow Automation • n8n, Zapier, Make, Windmill, Power Automate • Custom Python/Node replacing fragile no-code chains • ETL pipelines (CRM ↔ data warehouse, AI training data, ERP migrations) • Event-driven systems, drip campaigns, scheduled reports CRM/ERP Integration & Architecture • HubSpot, Salesforce, Zoho, Monday, Pipedrive, Dynamics 365, GHL, Close CRM • NetSuite, Odoo, QuickBooks, Xero, Stripe • Field service — ServiceTitan, Jobber, Housecall Pro • Healthcare — eClinicalWorks, FHIR, HL7 • Multi-system architectures (5+ platforms unified) Full-Stack Development • React, Next.js, Node.js, Python, FastAPI, Django • Mobile — React Native, native iOS/Android • AI dashboards, admin panels, internal tools • PostgreSQL, MongoDB, Redis DevOps & Cloud • AWS, GCP, Azure · Docker, Kubernetes, CI/CD • Production monitoring, observability, security • HIPAA / SOC2 / PCI-aware integrations Voice AI — Vapi, Retell AI, Bland AI, Twilio (when use case fits) 🎯 COMMON ASKS • Claude/GPT integration into your app or CRM • AI SDR that books meetings (Apollo + Clay + Smartlead + Claude) • RAG chatbot trained on your company data • CRM automation with AI lead scoring (HubSpot/SF/Zoho/GHL) • Field service workflow (ServiceTitan/Jobber + AI) • Internal AI dashboard for ops team (Retool/custom) • Migrate Zapier/Make spaghetti to maintainable code • AI-powered mobile MVP (React Native + Claude) • Voice AI receptionist (Vapi or Retell + CRM sync) • ETL pipeline (QuickBooks/NetSuite ↔ data warehouse) • Custom MCP server for your team's Claude 🎯 IDEAL FIT I serve all sizes: • SMB ($1K-$10K) — small but specific automation that pays back fast • Mid-market ($10K-$100K) — multi-month engagements, multi-system builds • Enterprise ($100K-$500K+) — strategic platform builds, AI-native systems Engagement models: • $2K-$15K fixed scope (1-6 weeks) • $50K+ for AI/full-stack platform builds • $95-125/hr fractional (10-30 hrs/week, weekly Slack sprints) • Long-term Tech Support retainers 💼 HOW I WORK Week 1 — discovery + architecture · Week 2-N — weekly build sprints with daily Slack · Final week — production deploy with docs, tests, handoff. You own the code (zero agency lock-in). Available for ongoing maintenance OR clean handoff to your in-house team. 💬 NEXT STEP Send a 2-3 sentence brief: what you're building, your current stack, and the specific problem you want solved. Loom walkthroughs, existing repos, and architecture diagrams welcome.

📈 𝗕𝘂𝗶𝗹𝘁 & 𝗦𝗰𝗮𝗹𝗲𝗱 𝟱𝟬+ 𝗥𝗲𝗮𝗰𝘁 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀 Across Multiple Industries 📈 𝗛𝗲𝗹𝗽𝗲𝗱 𝗥𝗲𝗮𝗰𝘁 𝗣𝗿𝗼𝗱𝘂𝗰𝘁𝘀 𝗥𝗲𝗮𝗰𝗵 𝟭𝟬𝟬𝗞+ Active Users Worldwide 📈 𝗖𝗼𝗻𝘁𝗿𝗶𝗯𝘂𝘁𝗲𝗱 𝘁𝗼 𝗥𝗲𝗮𝗰𝘁 𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀 𝗚𝗲𝗻𝗲𝗿𝗮𝘁𝗶𝗻𝗴 $𝟱𝟬𝟬𝗞+ in Revenue 📈 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗱 𝗥𝗲𝗮𝗰𝘁 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀 𝗧𝗿𝘂𝘀𝘁𝗲𝗱 𝗯𝘆 𝟯𝟬+ Startups & Businesses 📈 𝗕𝘂𝗶𝗹𝘁 𝗥𝗲𝗮𝗰𝘁 𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀 Handling Thousands of Users Every Month 📈 𝗙𝗿𝗼𝗺 𝗠𝗩𝗣𝘀 𝘁𝗼 𝗘𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲 𝗥𝗲𝗮𝗰𝘁 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀, Built to Scale from Day One 📈 𝗗𝗲𝗹𝗶𝘃𝗲𝗿𝗲𝗱 𝗣𝗿𝗼𝗱𝘂𝗰𝘁𝗶𝗼𝗻-𝗥𝗲𝗮𝗱𝘆 𝗥𝗲𝗮𝗰𝘁 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀 𝗪𝗼𝗿𝘁𝗵 $𝟮𝟱𝟬𝗞+ in Development Value Do you have a slow React app that feels stuck in 2010🕰️, outdated, broken, and not meeting 2026 performance standards? Or a React application that looks fine but doesn’t actually deliver results? 𝗠𝗮𝘆𝗯𝗲 𝘆𝗼𝘂𝗿 𝗥𝗲𝗮𝗰𝘁 𝗽𝗿𝗼𝗷𝗲𝗰𝘁 𝗶𝘀 𝗳𝗮𝗰𝗶𝗻𝗴: 👉 ⚠️ Slow React performance that kills user experience ⚠️ Broken mobile responsiveness in your React UI ⚠️ Complex React dashboards built with React that confuse users ⚠️ State management issues in React apps where data doesn’t flow correctly ⚠️ Authentication problems in React apps ⚠️ Bugs & crashes after deployment in React systems ⚠️ Or previous developers who left your React project incomplete 𝗔𝗻𝗱 𝗵𝗲𝗿𝗲’𝘀 𝘁𝗵𝗲 𝗯𝗶𝗴𝗴𝗲𝗿 𝗽𝗿𝗼𝗯𝗹𝗲𝗺… 🚨 ... You might already have a React web app with traffic, but: ⚠️ Visitors don’t convert into leads on your React Web App ⚠️ Landing pages in your React product feel weak ⚠️ Bounce rate is high because React UI is slow ⚠️ Signup / checkout flows in your React app are confusing ⚠️ React backend integrations are working… but not optimized 𝗦𝗼 𝗯𝗮𝘀𝗶𝗰𝗮𝗹𝗹𝘆 𝘆𝗼𝘂𝗿 𝗥𝗲𝗮𝗰𝘁 𝘀𝘆𝘀𝘁𝗲𝗺 𝗶𝘀 𝗴𝗲𝘁𝘁𝗶𝗻𝗴 𝗮𝘁𝘁𝗲𝗻𝘁𝗶𝗼𝗻 𝗯𝘂𝘁 𝗻𝗼𝘁 𝗿𝗲𝘀𝘂𝗹𝘁𝘀... 📉𝙃𝙚𝙧𝙚’𝙨 𝙬𝙝𝙖𝙩 𝙄 𝙙𝙤: I specialize in building and fixing high-performance React applications that actually work in real production. 𝗜 𝗵𝗲𝗹𝗽 𝘆𝗼𝘂 𝘄𝗶𝘁𝗵: 👉 💡 High-speed React apps with optimized performance 💡 Scalable SaaS platforms built in React 💡 Clean, reusable React components for SaaS dashboards 💡 Robust React backend APIs with smooth data flow 💡 React full-stack SaaS development 💡 Fixing broken React applications 💡 API integration (REST, Firebase, React backend systems) 💡 Authentication systems in React apps 💡 UI/UX improvements in React dashboards and products 💡 Performance optimization for React apps 📈 𝗥𝗲𝘀𝘂𝗹𝘁𝘀 𝘆𝗼𝘂 𝗴𝗲𝘁 (𝗥𝗲𝗮𝗰𝘁): 👉 2x–5x faster React performance 👉 Fully responsive React UI across all devices 👉 Scalable React architecture for long-term growth 👉 Higher conversion rates in React funnels 👉 Better UX in React apps → more user engagement 👉 Lower bounce rate due to optimized React performance 👉 Clear user flow in React dashboards 👉 Professional React product that builds trust instantly 👉 Better Core Web Vitals & SEO performance on React apps ......................... ⚛️ 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 (𝗥𝗲𝗮𝗰𝘁 / 𝗦𝗮𝗮𝗦):- React, Next.js, Redux, Context API, TypeScript, JavaScript, Tailwind CSS, Material UI, Ant Design, Framer Motion, React Router, Vite 🧠 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 (𝗡𝗼𝗱𝗲.𝗷𝘀 / 𝗦𝗮𝗮𝗦):- Node.js, Express.js, NestJS, REST API, GraphQL, JWT Authentication, OAuth, WebSockets, Microservices, Serverless 🗄️ 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲 (𝗦𝗮𝗮𝗦 𝘀𝘆𝘀𝘁𝗲𝗺𝘀):- MongoDB, PostgreSQL, MySQL, Firebase, Redis, Prisma, Mongoose ☁️ 𝗦𝗮𝗮𝗦 / 𝗖𝗹𝗼𝘂𝗱 / 𝗗𝗲𝗽𝗹𝗼𝘆𝗺𝗲𝗻𝘁:- AWS, Vercel, Netlify, Docker, CI/CD, Nginx, GitHub Actions 🔐 𝗦𝗮𝗮𝗦 𝗙𝗲𝗮𝘁𝘂𝗿𝗲𝘀:- Authentication, Authorization, Role-based Access Control, Multi-tenancy, Subscription system, Payment integration, Stripe, Dashboard analytics, Admin panel 🛠️ 𝗧𝗼𝗼𝗹𝘀:- Git, GitHub, Postman, Figma, VS Code, ESLint, Prettier .......................... 📩 𝗠𝗲𝘀𝘀𝗮𝗴𝗲 𝗺𝗲 𝗶𝗳 𝘆𝗼𝘂 𝘄𝗮𝗻𝘁 𝘆𝗼𝘂𝗿 𝗥𝗲𝗮𝗰𝘁 / 𝗦𝗮𝗮𝗦 / 𝗡𝗼𝗱𝗲.𝗷𝘀 𝗮𝗽𝗽 𝘁𝗼 𝗮𝗰𝘁𝘂𝗮𝗹𝗹𝘆 𝗽𝗲𝗿𝗳𝗼𝗿𝗺 𝗶𝗻 𝟮𝟬𝟮𝟲 𝘀𝘁𝗮𝗻𝗱𝗮𝗿𝗱𝘀. Best, 𝗛𝗮𝘀𝘀𝗮𝗻 𝗞𝗵𝗮𝗹𝗲𝗲𝗹