Isaac A

AI App Builder Specialist | SaaS MVP Development with Base44 from Prompt to Live Deployment

Web Buds • Self-employed

Jul 2026 - Present • 1 mo

Built a functional SaaS MVP using Base44 to showcase fast AI-assisted full-stack app development from prompt to deployment. Key elements: - Used Base44's AI app builder to generate a working web app with user authentication, dashboard, and data management - Customized generated code and UI components to match a specific business use case - Connected the app to a live database for persistent user data - Deployed the finished MVP to a live, shareable URL for testing and demo purposes Demonstrates ability to turn an app idea into a working, deployable product in days rather than weeks using AI-native app builders like Base44. Skills applied: Base44, AI app development, SaaS MVP building, full-stack prototyping, rapid deployment.

N8N Automation Engineer & AI Workflow Developer

Real Estate Specialists • Freelance

Jun 2025 - Jul 2026 • 1 yr 1 mo

Built a full social media automation system in n8n for a real estate client, handling end-to-end content generation and multi-platform publishing. Key deliverables: - Designed an AI-powered content pipeline using OpenAI (GPT and image generation) to auto-generate branded captions and images - Integrated Bannerbear for branded image overlays and Recraft/Kling AI for visual content variety - Automated video creation and background music syncing using Shotstack - Connected the workflow to Instagram, Facebook, Twitter/X, and TikTok (via Buffer API) for scheduled, hands-free posting - Built an AI Agent-powered comment reply bot using n8n Webhook triggers to auto-respond to social media engagement in real time - Developed a custom branded chat widget (HTML/JSX) using the n8n chat library, including mobile-responsive design and animated UI elements - Solved complex API authentication and media upload issues, including OAuth and JSON encoding fixes for Twitter/X's media pipeline This project showcases my ability to design multi-tool AI automation systems that reduce manual social media work for small businesses using n8n, OpenAI, and third-party APIs. Skills applied: n8n workflow automation, AI agents, API integrations, OpenAI/GPT, prompt engineering, social media automation, webhook automation, no-code/low-code development.

WhatsApp & Workflow Automation Specialist (n8n)

Management • Freelance

May 2026 - Jun 2026 • 1 mo

Designed and deployed two production n8n automation workflows for a property management company to eliminate manual rent collection and payment tracking. Key deliverables: - Built a scheduled rent reminder workflow that reads live tenant data from Google Sheets and sends automated WhatsApp invoices via Zoho Books integration - Developed a WhatsApp-triggered payment bot supporting MoMo, Airtel Money, and bank transfer routing, with manager confirmation steps before finalizing payments - Automated Zoho receipt generation and delivery directly to tenants via WhatsApp, including PDF attachment support - Integrated Africa's Talking SMS API as a backup notification channel alongside WhatsApp Business API - Resolved real-world production issues including OAuth token refresh failures, international phone number formatting (multi-country support), and Google Sheets API rate-limit errors - Built logic to auto-trigger receipt generation the moment a tenant's payment status updates to "Paid" in Google Sheets This project demonstrates my ability to build reliable, real-money payment automation systems using n8n, WhatsApp Business API, Zoho Books, and Google Sheets, tailored to African mobile money ecosystems. Skills applied: n8n workflow automation, WhatsApp Business API, Zoho Books integration, Google Sheets automation, payment automation, mobile money (MoMo/Airtel) integration, API troubleshooting.