
Alexander John
Al voice agent, ai automation, n8n automation, ai calling agent Expert

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Portfolio
Expérience professionnelle
Self Employed
Freelance • 3 yrs
AI App & Software Developer
May 2025 - Apr 2026 • 11 mos
I design and develop AI-powered web applications, custom software, and intelligent business solutions that help startups and businesses automate operations and improve productivity. I build scalable AI applications using OpenAI, GPT-4, Claude AI, Firebase, Supabase, FlutterFlow, Bubble.io, and modern web technologies. My work includes AI SaaS platforms, customer portals, admin dashboards, CRM systems, AI assistants, chatbot integrations, workflow automation, API development, authentication systems, payment gateways, and cloud database integration. I transform business ideas into secure, scalable, and production-ready AI software tailored to each client's needs. I have delivered AI software solutions for agencies, eCommerce businesses, healthcare providers, startups, and service-based companies, helping them streamline operations and accelerate business growth.
FlutterFlow Mobile App Developer
Feb 2025 - Nov 2025 • 9 mos
I develop modern Android and iOS mobile applications using FlutterFlow, Firebase, Supabase, and AI-powered technologies. I help startups and businesses build responsive mobile applications that combine beautiful user experiences with scalable backend architecture. My projects include customer applications, booking platforms, healthcare apps, marketplace applications, AI-powered mobile apps, dashboards, CRM mobile solutions, internal business tools, social platforms, and MVP development. I integrate APIs, payment gateways, authentication, push notifications, cloud databases, and AI features to deliver production-ready mobile applications. I focus on creating fast, scalable, and user-friendly applications that meet business goals while maintaining high performance across Android and iOS devices.
n8n AI Automation Developer
Jul 2024 - Nov 2025 • 1 yr 4 mos
I build intelligent workflow automation systems using n8n, Make.com, Zapier, OpenAI, and custom APIs to eliminate repetitive tasks and improve operational efficiency. I create automated workflows that connect business applications, synchronize data, trigger AI actions, and automate entire business processes. My expertise includes AI workflow automation, CRM automation, lead generation systems, webhook automation, email automation, AI agents, database synchronization, API integrations, scheduling systems, Slack automation, Google Workspace automation, and custom business workflows. I have automated business operations for agencies, healthcare companies, eCommerce brands, local businesses, and service providers by integrating hundreds of applications into seamless automated systems that save time and reduce manual work.