Technical Portfolio

What We Build at FixerAI

Every system below is live and operational. Built end-to-end — from workflow architecture and AI logic to database design and deployment. This is what your system will be built to.

Projects

Production systems built for real clients, handling real operations.

WhatsApp AI Sales Concierge

LIVE DEMO — Available for Deployment

AI sales agent on WhatsApp handling inbound leads, instant response, lead qualification, and appointment booking. Built for real estate agencies, medical clinics, and service businesses.

n8nGPT-4oWhatsApp Business APISupabasePostgreSQLREST APIs

AI Receptionist System

LIVE DEMO — Available for Deployment

10-workflow automation platform handling appointment coordination end-to-end — from first enquiry to confirmed booking and reminders. Replaces manual scheduling entirely.

n8nGPT-4oSupabasePostgreSQLREST APIsWhatsAppTelegram

Atlas — Telegram AI Sales Assistant

LIVE

AI sales assistant on Telegram with real-time lead pipeline management and automated follow-up.

n8nGPT-4oTelegram Bot APISupabasePostgreSQLREST APIs

FixerLedger

IN DEVELOPMENT

AI-powered double-entry accounting SaaS for SMEs in emerging markets.

Next.jsSupabasePostgreSQLLLMsREST APIsJavaScript

AI Personal Assistant

LIVE DEMO

General-purpose AI assistant with calendar management, task tracking, and cross-session memory.

n8nGPT-4oClaude SonnetSupabaseREST APIs

How I Approach Every Build

Understand Before Building

Before writing a single line, I map the existing infrastructure, understand how data flows, and identify what will break if a new component is introduced incorrectly. That context is what makes the difference between a system that integrates cleanly and one that creates new problems.

End-to-End Ownership

I own the full lifecycle. Business discovery, system architecture, build, LLM integration, database design, deployment, and post-launch reliability. Every system I ship is observable, testable, and maintainable.

Production Standard Only

If it is not reliable enough to run unsupervised with a real client's real data, it is not done. Both paying client systems have been running in production since deployment with no manual intervention required.

Technical Stack

Automation

n8n (self-hosted)workflow orchestrationevent-driven systems

AI and LLMs

GPT-4oClaude Sonnettool-callingprompt engineeringRAG systems

APIs

REST API designwebhooksJSONWhatsApp Business APITelegram Bot API

Database

SupabasePostgreSQLrelational schema designSQL

Programming

JavaScriptHTMLCSSPython (scripting)

DevOps

DigitalOceanGitVercelWindsurfself-hosted infrastructure

Want a System Like This Built for Your Business?

Every system above can be configured and deployed for your business within 3 to 5 days. Or we build something entirely custom around your workflow.