Muhammad Qasim K.
Full-Stack Developer | React, Flutter | SaaS & AI Integrations
🚀 Full-Stack Developer specializing in SaaS platforms, AI-powered applications, automation, CRM systems, and modern web & mobile development. I'm a Top Rated freelancer with 5+ years of experience building production-ready software using React, TypeScript, Flutter, Node.js, Supabase, Firebase, PostgreSQL, and modern cloud technologies. I help startups and businesses turn ideas into scalable products—from MVPs to full production systems. What I can help you build: ✅ SaaS Platforms & Business Applications • Multi-tenant SaaS systems • Admin dashboards • CRM platforms • Customer portals • Analytics dashboards ✅ Web Development • React • TypeScript • Next.js • Tailwind CSS • Responsive UI/UX ✅ Mobile Development • Flutter (iOS & Android) • Firebase • Supabase • REST APIs • Offline-first applications ✅ Backend & APIs • Node.js • Supabase • PostgreSQL • Firebase • Authentication • Row Level Security (RLS) • API integrations ✅ AI & Automation • AI-powered workflows • CRM automation • Webhook integrations • GoHighLevel (GHL) • Twilio • Stripe • Email automation • Business process automation Some of my recent real-world projects include: • AI-powered SaaS Lead Command Center • CRM & workflow automation platforms • Business dashboard applications • Trades Tour sponsorship & payment integration • Instaguard Security Management Platform • Google Search Console deployment & production optimization • Production Flutter applications with Supabase backend I believe in writing clean, maintainable code while focusing on performance, scalability, security, and excellent user experience. If you're looking for a developer who can take your project from idea to production—and continue supporting it as it grows—I'd be happy to discuss your project. Let's build something amazing together.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $5.1k
Billed in all: $20,578$21k
$5.1k in the last 6 months
Across 7 contracts
Earnings, last 30 days
Skill rankings: Top 9% in Firebase Realtime Database
Ranked by MRR among everyone on Upwork with the skill.
- #42Firebase Realtime Database482 freelancers · 🇵🇰 #11Top 9%🇵🇰#11 of 130
- #79Websockets613 freelancers · 🇵🇰 #11Top 13%🇵🇰#11 of 106
- #283Dart2,324 freelancers · 🇵🇰 #76Top 12%🇵🇰#76 of 580
- #499Mobile App3,535 freelancers · 🇵🇰 #78Top 14%🇵🇰#78 of 710
- #538iOS3,908 freelancers · 🇵🇰 #102Top 14%🇵🇰#102 of 726
- #614Android4,975 freelancers · 🇵🇰 #109Top 12%🇵🇰#109 of 888
- #887Firebase6,978 freelancers · 🇵🇰 #221Top 13%🇵🇰#221 of 1,734
- #956Flutter7,550 freelancers · 🇵🇰 #201Top 13%🇵🇰#201 of 1,637