Amitoj S.
Build Scalable SaaS & AI Apps | React Native & MERN Stack Specialist
SaaS + AI + Custom Software Product Development Partner | Web, Mobile & CRM/ERP Building a software product and need a development partner who can take it from idea to launch? I help startups, founders, and growing businesses build scalable SaaS platforms, AI-powered products, CRM/ERP systems, marketplaces, and web + mobile applications. With 15+ years of software development experience and a proven track record across 80+ Upwork projects, I focus on building React Native mobile apps, SaaS platforms, AI-powered applications, MVPs, marketplaces, dashboards, and business automation solutions for startups and growing businesses. I specialize in delivering high-quality software that is secure, scalable, and built for long-term growth. What I Can Build ▪ AI Applications & AI Agent Development ▪ SaaS Products & Startup MVPs ▪ React Native Mobile Apps (iOS & Android) ▪ Full-Stack Web Applications ▪ CRM, ERP & Business Management Systems ▪ Marketplace & E-commerce Platforms ▪ Admin Dashboards & Customer Portals ▪ API Development & Third-Party Integrations ▪ Workflow Automation & Business Process Automation Tech Stack • AI & Automation: OpenAI, Claude, Gemini, AI Agents, LLM Integrations, Workflow Automation. • Backend & Cloud: Node.js, NestJS, AWS, Docker, Vercel for secure, scalable infrastructure. • Mobile & Web: React Native, Next.js, TypeScript for cross-platform interfaces. • Data: MongoDB, PostgreSQL, Supabase for reliable data management. • Integrations: API Development, Third-Party Integrations, Payment Gateways. Industries & Domain Expertise Specialized experience delivering secure and compliant solutions for: • FinTech & Payments: Secure transactions, compliance, and wallet integrations. • Healthcare: HIPAA-compliant apps, patient portals, and telehealth. • SaaS & B2B: Scalable MVPs, dashboards, and subscription models. • E-commerce & Logistics: Inventory management, tracking, and marketplace platforms. • Real Estate & Education: Property listings, LMS, and booking systems. Why Clients Hire Me • 15+ Years of Proven Delivery: Extensive experience reducing project risk and ensuring on-time, on-budget launches. • ROI-Focused Development: I build features that drive revenue and efficiency, not just code. • Scalable Architecture: Solutions designed to grow with your user base without technical debt. • Transparent Communication: Weekly progress updates and clear technical explanations for non-technical stakeholders. • Post-Launch Support: Long-term maintenance and optimization to ensure product stability. "Your project deserves a partner who understands both the technology and the business impact. Send an invite, and let's build a solution that drives growth."
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $84
Billed in all: $35,282$35k
$42 in the last 6 months
Across 92 contracts
Earnings, last 30 days
Skill rankings: Top 30% in Git
Ranked by MRR among everyone on Upwork with the skill.
- #11SAP Business Workflow28 freelancers · 🇮🇳 #2Top 39%🇮🇳#2 of 6
- #156AWS Amplify524 freelancers · 🇮🇳 #43Top 30%🇮🇳#43 of 132
- #1,093LLM Prompt Engineering2,457 freelancers · 🇮🇳 #239Top 44%🇮🇳#239 of 541
- #1,128Software Development2,923 freelancers · 🇮🇳 #176Top 39%🇮🇳#176 of 430
- #1,157MERN Stack3,086 freelancers · 🇮🇳 #376Top 37%🇮🇳#376 of 1,050
- #1,708Git5,766 freelancers · 🇮🇳 #281Top 30%🇮🇳#281 of 945
- #2,502Firebase6,978 freelancers · 🇮🇳 #606Top 36%🇮🇳#606 of 1,827
- #2,808SaaS Development5,201 freelancers · 🇮🇳 #677Top 54%🇮🇳#677 of 1,310