Samson A

Full-Stack & AI Solutions Developer

Upwork • Freelance

Jul 2024 - Present • 2 yrs 1 mo

Worked as a freelance Full-Stack & AI Solutions Developer based in Nigeria, delivering end-to-end digital products for startups, agencies, and small businesses across global markets. Specialized in building scalable web applications, SaaS platforms, AI-powered tools, and high-performance landing pages using modern technologies such as React, Next.js, Node.js, Firebase, and API integrations. Responsible for designing, developing, deploying, and maintaining full-stack applications from concept to production. Worked closely with clients to transform ideas into functional, user-friendly products with strong focus on performance, UI/UX quality, and scalability. Built and deployed multiple production-ready applications including marketplace platforms, automation tools, dashboards, and AI-integrated systems. Experienced in deploying applications on platforms such as Vercel, Replit, and cloud services, ensuring fast, secure, and optimized performance. Integrated third-party APIs, payment gateways, authentication systems, and AI services (LLMs, automation workflows, and prompt-based systems) to enhance product functionality. In addition to development, provided technical consultation for startups on system architecture, product scalability, and MVP development strategies. Assisted clients in turning early-stage ideas into market-ready solutions with rapid development cycles. Key achievements include successfully delivering multiple client projects under tight deadlines, improving application performance by optimizing backend architecture, and building reusable component systems to reduce development time across projects. Known for problem-solving ability, clean code practices, and delivering reliable solutions tailored to business needs. Consistently worked with international clients, ensuring clear communication, requirement analysis, and iterative development to achieve desired outcomes.

Freelance Full-Stack Developer

Toptal • Freelance

Sep 2022 - Present • 3 yrs 11 mos

I am a freelance software developer and automation engineer with 4+ years of experience building AI-powered web applications, SaaS platforms, and workflow automation systems for founders, startups, and business owners worldwide. My core expertise lies at the intersection of no-code/low-code AI development and intelligent process automation. I specialize in building full-stack web apps using Lovable AI, Base44, and Replit delivering production-ready products fast without sacrificing quality. On the backend, I work extensively with Supabase for database management, authentication, row-level security, and REST API integrations. For workflow automation, I design and deploy end-to-end automated systems using n8n, Make (Integromat), Zapier, and GoHighLevel (GHL) - connecting CRMs, webhooks, email platforms, payment gateways, and third-party APIs into seamless pipelines that save businesses hours of manual work every week. My services include: ✅ AI-powered web app development (Lovable, Base44, Replit) ✅ SaaS product development & bug fixing ✅ Workflow automation (n8n, Make, Zapier, GoHighLevel) ✅ Supabase backend setup & security audits ✅ API integration & third-party connectivity ✅ No-code/low-code development ✅ Landing page design & deployment ✅ Vercel deployment & post-launch support I have successfully delivered projects across fintech, edtech, sports, and e-commerce niches fixing critical bugs, resolving security vulnerabilities, building payment flows, and shipping MVPs from scratch. If you need an AI app built fast, an automation system that works while you sleep, or a broken platform fixed properly - I'm the developer for the job.